Tools that don't mention AIAPI / SDK

200 match your filters — 197 of them answered our check today.

Watching this group for 19 days · how we check

This week96 new arrivals4 stopped answering

ApyHub

Live

API marketplace and gateway for developers and AI agents to discover and call third-party services, including via MCP.

Domain registered 5 years ago

What to know
How it works
Catalog of 200+ verified services with a gateway for bursty workloads and native MCP calling
Pricing
one subscription for all services
Best for
Developers composing apps or agents from existing third-party APIs

Watched for 4 days · last checked today

Details →

Image compression API and free browser tool that converts images to JPEG XL/AVIF at up to 90% smaller with no visible quality loss.

Domain registered 1 month ago

FreeNo sign-up
What to know
How it works
Drag-and-drop browser tool plus a production API with SDKs and CMS plugins
What's different
Combines a no-signup web tool and a full production API in one, unlike TinyPNG or Squoosh separately
Pricing
Free browser tool; paid API
Best for
Developers needing both quick manual compression and an automated pipeline
Watch out
EU-hosted, files auto-deleted after 24h

Watched for 5 days · last checked today

Details →

Software for managing and operating 24/7 live streaming channels.

Self-hosted
What to know
How it works
Pairs scheduling with segment management to air pre-recorded and live content on a gated 24/7 schedule, streaming to Discord, YouTube, Twitch, Kick, and Mixcloud from one place.
What's different
Self-hosted on your own hardware and storage, with scoped sub-accounts for co-hosts and DJs, RTMP handoff for contributors, and a real-time Now Playing API.
Best for
Operators of 24/7 online broadcast stations with co-hosts or DJs.

Watched for 13 days · last checked today

Details →

Merges CVSS, EPSS, KEV, and CVE.org data into one unified per-vulnerability severity record, for anyone deciding what to patch first instead of checking four separate sources.

No sign-up
What to know
How it works
Ingests NVD, CISA KEV, FIRST EPSS, and CVE.org into one pipeline covering hundreds of thousands of CVEs, running them through a priority-based severity engine to serve a unified record — CVSS, EPSS percentile, KEV status, affected vendors/products, and weaknesses — per CVE.
What's different
Built on Cloudflare's edge with a continuously running collection pipeline and visible source-freshness status.

Watched for 7 days · last checked 1d ago

Details →

Collection of random generators for passwords, names, numbers, and colors with an API, for developers and casual users, instead of building your own generator.

What to know
How it works
Generate passwords, names, numbers, colors, and more through a customizable interface or an API.
What's different
No registration required for instant access.
Best for
Developers who want a random-generation API, or casual users needing a quick result.

Watched for 6 days · last checked today

Details →

Monitors 32 official government sources for product recalls and alerts businesses affected by them.

Domain registered 1 month ago

Free
What to know
How it works
Aggregates product recall data from 32 official government sources.

Watched for 6 days · last checked today

Details →

Desktop API client built specifically for gRPC and Protobuf, replacing the manual grpcurl-in-terminal workflow backend engineers fall back to since REST-first tools bolt on gRPC support.

What to know
How it works
You register your .proto files once and it automatically discovers every gRPC service and method, rendering a schema-aware request editor with enums as dropdowns.
What's different
Built specifically for gRPC and Protobuf rather than REST tools with gRPC bolted on.
Watch out
macOS only.

Watched for 7 days · last checked 1d ago

Details →

Unified weather API combining station observations, multi-model forecasts, alerts, radar, marine, air-quality, pollen, and solar data as JSON.

What to know
How it works
multiple weather datasets delivered via one JSON API with bearer auth
Best for
developers integrating weather data

Watched for 5 days · last checked today

Details →

AI that finds your buyers and drafts the reply

Domain registered 5 months ago

What to know
How it works
Monitors 12 platforms for posts describing problems you solve, scores each 0-100 for buying intent, and drafts ready-to-send replies in your voice for you to review and send; learns from your website to filter to ideal customers, and offers API/CLI/MCP access for teams.
What's different
Scores buying intent numerically and drafts replies in your voice, rather than just surfacing raw mentions.
Best for
People or teams doing manual lead generation by monitoring social platforms and forums for buying-intent posts.

Watched for 8 days · last checked today

Details →

Visora

Live

A single API that detects unsafe image content and redacts sensitive details like faces, text, and license plates, for organizations handling user-submitted images.

Domain registered 1 month ago

What to know
How it works
A single API that detects unsafe image content and automatically redacts sensitive details, including faces, text, and license plates.

Watched for 7 days · last checked 1d ago

Details →

Simple push-notification backend for hobbyist makers who want their ESP32, Arduino, or Raspberry Pi projects to ping their phone.

Domain registered 7 years ago

What to know
How it works
Lightweight REST API/webhook triggers mobile push alerts from hardware projects
Best for
Makers and hobbyists building IoT projects without SDK setup

Watched for 3 days · last checked 3d ago

Details →

Open-source tool that clones any public website into clean, componentized Next.js or Vite code deterministically.

Domain registered 28 days ago

FreeOpen source
What to know
How it works
point it at a URL, get faithful componentized code in minutes
What's different
fully deterministic so fast, cheap, consistent
Pricing
free
Best for
developers rebuilding or copying web UIs

Watched for 5 days · last checked today

Details →

fewly

Live

Link-shortening and tracking infrastructure with a free developer API, custom domains, and shared team workspaces for marketers and developers.

Domain registered 1 month ago

Free
What to know
How it works
Shortens, brands, and tracks links, with a free developer API and the option to connect a custom domain, plus shared team workspaces.
Pricing
Free developer API available.
Best for
Marketers and developers.

Watched for 7 days · last checked 7d ago

Details →

A tool that monitors competitors' pricing, changelogs, and docs pages, then alerts you to structured changes with severity and evidence.

Domain registered 23 days ago

What to know
How it works
Extracts structured fields from competitor pages on a schedule, diffs them, and reports what changed with severity and before/after evidence
What's different
gives a plain-language read on what changed instead of a raw pixel-diff alert
Pricing
free trial, no credit card
Best for
PMMs, founders, and RevOps tracking competitor changes

Watched for 5 days · last checked today

Details →

A local, no-telemetry workspace for formatting, validating, and comparing JSON/code/data files, for developers who don't want to paste API responses into a cloud tool.

FreeWorks offlineNo tracking
What to know
How it works
Tree view, JSONPath queries, document diff, malformed JSON repair, format conversion, JWT/Base64 decode, typed code generation
What's different
Runs locally in browser or as a Windows app, no cloud upload or telemetry

Watched for 1 day · last checked 1d ago

Details →

Automatically generates and attaches a QR code to every new Shopify product, for merchants who don't want to generate codes one at a time.

Free
What to know
How it works
Webhook-triggered background process attaches a QR code on product creation
What's different
bulk API endpoint for catalog imports outside Shopify
Pricing
free for 100 renders/month, $9/mo API, $19/mo full Shopify automation

Watched for 5 days · last checked today

Details →

NumroQ

Live

A free hub of 208+ numerology and astrology calculators across 12 traditions, letting people compare systems (Vedic, Western, Chinese, Kabbalah, etc.) in one place instead of hunting separate sites.

FreeNo sign-up
What to know
How it works
208+ calculators across 12 traditions including ephemeris-based birth chart tools; REST API and white-label option for developers.
Pricing
Fully free, no paywall, no sign-up.
Best for
Cross-tradition comparison; developers/publishers via the API.

Watched for 1 day · last checked today

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Lets businesses send international gift card rewards to recipients in 90+ countries through a self-serve dashboard or API.

Domain registered 8 months ago

What to know
How it works
A self-serve dashboard (and API) powered by 30,000+ brands lets businesses send gift cards with no extra fees for sender or recipient.
Best for
Businesses running international rewards or incentive programs.

Watched for 6 days · last checked 6d ago

Details →

A crowd-testing platform where developers launch campaigns to get real users to test their iOS and Android apps and give structured feedback.

Domain registered 2 months ago

What to know
How it works
Developers launch testing campaigns; testers complete real product journeys via SDK-verified or SDK-free flows and earn rewards for feedback.
Best for
App developers wanting real user testing and feedback before or after release.

Watched for 6 days · last checked today

Details →

A tool that checks public HTTPS endpoints for SSL certificate expiry, trust, hostname match, and chain issues, and exports results to an Apify dataset or API.

Can export my data
What to know
How it works
Checks expiry, trust, hostname match, TLS, HSTS, redirects, issuer, SANs, and certificate-chain data for public endpoints.
Best for
Developers, agencies, and IT teams exporting certificate health into an existing workflow.

Watched for 6 days · last checked today

Details →

An API that returns verified AliExpress promo codes and coupon deals as clean JSON for developers building deal sites or affiliate tools.

What to know
How it works
Filter by type/country, get affiliate-ready links via API.
Pricing
From $1.99/month.
Best for
Developers building deal-aggregator or affiliate sites.

Watched for 3 days · last checked 2d ago

Details →

An API for developers to generate and validate German e-invoices (XRechnung/ZUGFeRD) with instant key access instead of a sales call.

What to know
How it works
JSON API that generates and validates invoice formats.
Pricing
Free to start, instant API key.
Best for
Developers building invoicing into apps for the German/EU market.

Watched for 3 days · last checked 2d ago

Details →

Exports public Facebook Page reviews and recommendations into clean datasets without needing login credentials or a Meta API key.

Can export my data
What to know
How it works
scrapes public review text, timestamps, engagement and replies without cookies or API access
Best for
monitoring or analyzing Facebook Page reviews at scale

Watched for 3 days · last checked 2d ago

Details →

Turns Instagram comments and story replies into auto-DM'd leads using Meta's official API instead of unofficial bots.

What to know
How it works
keyword comment/story-reply triggers auto-DM a link, capture leads, and optionally gate behind a follow
What's different
built on official Instagram API rather than risky bot automation
Best for
creators and small businesses wanting ManyChat-style automation at lower cost

Watched for 3 days · last checked 2d ago

Details →

Converts X/Twitter posts, threads, and profiles into Markdown for people who want to archive or reuse tweets as text.

What to know
How it works
Converts X/Twitter posts, threads, and profiles into Markdown format.

Watched for 6 days · last checked today

Details →

A lightweight error-tracking platform for JavaScript applications that captures browser and Node.js errors via an SDK into a developer dashboard, built for indie developers and small teams.

Domain registered 1 month ago

What to know
How it works
Add a small SDK, capture errors from browser or Node.js apps, and view them through a developer-focused dashboard.
Best for
Indie developers and small teams who want error tracking without a complex monitoring setup.

Watched for 6 days · last checked today

Details →

Converts JSON data into Excel spreadsheets via a REST API or a free browser tool, preserving nested structures.

FreeNothing to install
What to know
How it works
REST API or browser converter turns JSON into Excel workbooks
Pricing
Free browser converter available
Best for
Developers automating JSON-to-Excel exports

Watched for 5 days · last checked today

Details →

Validates Tax ID numbers against country-specific rules for all 249 countries, showing exactly which checks passed or failed rather than a plain valid/invalid.

Free
What to know
How it works
Checks length, structure, checksum, and format rules per country via web UI or REST API
What's different
Shows rule-level detail instead of just valid/invalid
Best for
Developers and compliance teams validating TINs before they enter a system

Watched for 5 days · last checked today

Details →

Self-hosted map embed for business location pages instead of Google Maps, avoiding third-party requests and API fees.

Domain registered 1 month ago

Self-hosted
What to know
How it works
A self-hosted map embed for business location pages, avoiding third-party map requests and recurring API fees.
What's different
Positioned as a self-hostable alternative to Google Maps.

Watched for 7 days · last checked 1d ago

Details →

A developer API that resolves and calculates EU VAT rates and generates audit-ready records for e-commerce sellers, instead of maintaining country-by-country tax spreadsheets or plugins.

What to know
How it works
Turns official EU TEDB data into a developer API that resolves current or historical VAT by country, product class and supply date, calculates exact tax amounts, stores audit-ready transaction evidence, monitors OSS thresholds, and prepares OSS/IOSS reports.
What's different
Covers all 27 EU countries and 37 merchant-friendly tax classes in one API instead of spreadsheets or per-country plugins.
Best for
E-commerce developers who need programmatic EU VAT calculation and compliance reporting.
Watch out
Currently in alpha.

Watched for 8 days · last checked 2d ago

Details →

Gives developers a WhatsApp messaging API without needing Meta's business approval process.

Domain registered 1 month ago

What to know
How it works
Pair a phone number via QR scan, get REST API + webhooks
What's different
No Meta approval required, no per-message fees
Pricing
$5/bridge/month unlimited, 7-day trial

Watched for 5 days · last checked today

Details →

PDFWix

Live

Suite of 24 free online PDF tools covering merging, splitting, compressing, converting, and editing.

Domain registered 2 months ago

FreeNo sign-upNothing to install
What to know
How it works
Browser-based PDF toolkit (merge, split, convert, sign, redact, protect, and more) running mostly via WebAssembly so files never leave the device.
What's different
No daily task caps (unlike iLovePDF's 2/day limit), no watermarks, no forced account creation.
Pricing
Free, no signup, no daily limits.
Best for
Anyone needing PDF editing on Windows, Mac, iPhone, Android, or Chromebook without installing software.

Watched for 7 days · last checked 7d ago

Details →

Apify scraper that turns public XNXX video URLs into structured dataset rows (titles, thumbnails, MP4/HLS links) for archiving and API workflows.

What to know
How it works
Turns public XNXX video URLs or IDs into a structured Apify dataset with source URLs, titles, thumbnails, MP4/HLS links, expiry times, and scrape timestamps.
Best for
Research, cataloging, archiving, or API workflows, not casual downloading.

Watched for 7 days · last checked 1d ago

Details →

Affordable security audits for early-stage SaaS teams, offering OWASP/API penetration testing with plain-English fix reports.

Domain registered 1 month ago

What to know
How it works
Delivers a report with proof-of-concept for each vulnerability and clear fix steps
Pricing
Quick scan from $50, full audit $250, delivered in days

Watched for 4 days · last checked today

Details →

Reverse proxy that validates API requests and responses against your OpenAPI spec and rejects invalid ones, without changing your app's code.

What to know
How it works
Sits in front of any REST API; invalid requests get 422, bad responses get 502, with RFC 7807 error details.
Best for
API teams wanting spec enforcement without modifying application code.

Watched for 4 days · last checked today

Details →

Local SMTP test server for developers to safely test signup, password reset, and OTP emails without sending anything to real inboxes.

FreeOpen source
What to know
How it works
Runs locally, app points to it, each test run gets an isolated inbox so parallel tests don't collide.
What's different
Open-source and free, no external delivery.
Pricing
Free
Best for
Developers testing email flows with Playwright, Vitest, Jest, or Node.

Watched for 4 days · last checked today

Details →

A WhatsApp Business API platform (plus RCS, SMS, and voice) that lets businesses run customer messaging campaigns instead of using consumer WhatsApp directly.

Domain registered 14 years ago

What to know
How it works
Provides an official WhatsApp Business API along with RCS, SMS, and voice channels for business messaging campaigns.

Watched for 6 days · last checked today

Details →

Dietly

Live

A nutrition API giving developers calories, macros, micronutrients, and barcode lookup for over 4.2 million foods, instead of building your own food-data pipeline.

Domain registered 1 month ago

What to know
How it works
Merges Open Food Facts with community data, normalizes and dedupes it, and ranks search results by a confidence score via a single API endpoint; responses average ~40ms, EU-hosted with a live status page.
Pricing
Free tier with instant API key, no card required.
Best for
Developers building apps that need nutrition data instead of months of data-wrangling.

Watched for 6 days · last checked today

Details →

Apify-based scraper that turns Pornhub video/listing URLs into structured data exports (metadata, engagement, thumbnails, HLS links) for research and cataloging, not a personal video downloader.

Can export my data
What to know
How it works
Turns public Pornhub video URLs, listing URLs, or search terms into structured Apify dataset rows with metadata, engagement, tags, channel details, thumbnails, and source-visible HLS links.
Best for
Researchers, catalogers, and API workflows needing structured data, not casual personal downloading.
Watch out
Built as an Apify actor, not a standalone downloader app.

Watched for 7 days · last checked 1d ago

Details →

Transactional email API for developers that can route mail through your own AWS SES account (zero data stored on their servers) or their managed infrastructure.

Domain registered 2 months ago

What to know
How it works
Single REST API for transactional email, either routed through your own AWS SES account (BYOC, zero data stored on their servers) or their managed infrastructure.
Best for
Developers and teams who want data privacy and control without giving up ease of integration.

Watched for 7 days · last checked 1d ago

Details →

Automatically manages a crypto portfolio on Binance with proprietary trading algorithms while users keep custody via restricted API keys, instead of manual trading or giving up asset custody.

What to know
How it works
Restricted API permissions retain user custody; transparent analytics compare to market and institutional products.

Watched for 1 day · last checked today

Details →

Replays Chrome Network requests locally so developers can debug APIs without sending request data to a hosted workspace, instead of using cloud-based API clients.

Works offline
What to know
How it works
Copy any Network request as cURL, import into Pulse, edit and rerun locally; supports collections, JSON paths, diffs, validation tests, exports.
What's different
Local-first, no data sent to a hosted workspace.
Best for
Developers debugging from Chrome DevTools.

Watched for 1 day · last checked today

Details →

Automatically profiles uploaded spreadsheets or connected databases to score data quality and flag PII/anomalies, instead of manually auditing messy datasets by hand.

What to know
How it works
No-code cleaning pipelines, alerts on quality regressions, plain-English querying.
Best for
Teams turning messy, untrusted data into analytics-ready datasets.

Watched for 1 day · last checked today

Details →

An API for 3D body, hand, and foot measurement that captures 100+ data points in under a minute, built for workwear, PPE, uniform, fashion, and medical sizing use cases.

What to know
How it works
Captures 100+ body measurement data points via 3D scanning in under a minute and exposes the results through a privacy-compliant, API-ready integration.
Best for
Businesses integrating accurate body-sizing data into workwear, PPE, uniform, fashion, or medical product flows.

Watched for 10 days · last checked 4d ago

Details →

A classification tool for Turkish importers, exporters, and customs teams that identifies the correct 12-digit GTIP customs code from a plain-language product description and calculates landed costs.

What to know
How it works
Matches a plain-language product description to a 12-digit Turkish GTIP code with a confidence score and auditable classification path, then calculates duties, anti-dumping fees, VAT, and landed cost, and flags TAREKS/CE/permit requirements via bulk Excel and API workflows.
Pricing
10 free searches to start.
Best for
Turkish importers, exporters, and customs teams classifying products and calculating costs.

Watched for 10 days · last checked 4d ago

Details →

Sells customizable animated icon assets for designers and developers, exportable to Lottie, SVG, GIF, PNG, or After Effects, for a one-time payment instead of static icon libraries.

Domain registered 3 months ago

Pay onceNo subscriptionCan export my data
What to know
How it works
Customize colors, speed, triggers, and styles, then export or pull assets via SDK/CDN; integrates with Canva.
Pricing
One-time purchase with lifetime access, no subscription.
Best for
Designers and developers who want production-ready animated icons instead of static ones.

Watched for 6 days · last checked 5d ago

Details →

Self-hosted, open-source email infrastructure for sending transactional email and campaigns from your own server with a developer API, instead of relying on a third-party email service.

Open sourceSelf-hosted
What to know
How it works
Sends transactional email, campaigns, and inbound mail from a self-hosted control plane, storing data in a single SQLite file and supporting SES, SMTP, direct MX, or a local sandbox.
Best for
Developers who want to run and own their email infrastructure rather than outsourcing it.

Watched for 6 days · last checked 5d ago

Details →

A flat-priced HTML-to-PDF conversion API with a 500-document free tier, for developers automating document generation.

Domain registered 1 month ago

What to know
How it works
A production-ready API for converting HTML content or URLs into PDF documents.
Pricing
Flat pricing with a free tier of 500 documents per month.
Best for
Developers automating document generation.

Watched for 7 days · last checked 7d ago

Details →

Jubilq

Live

A Nigerian event discovery and ticketing app for finding parties and social gatherings via live map drops, with a developer API for partners who want to embed event listings and ticket checkout into their own apps.

What to know
How it works
Live map drops for pool parties, club nights, and gatherings with instant spot reservation, plus event planning, discovery, people matching, and a developer API for partners.
Best for
People finding social events in Nigeria, and partners building on top of Jubilq's event data via API.

Watched for 11 days · last checked 5d ago

Details →

Pingzo

Live

Monitors uptime and cron job heartbeats for developers, retrying failed checks before alerting on WhatsApp, Telegram, Slack, Discord, webhooks, or email.

Domain registered 7 months ago

What to know
How it works
retries failed checks before alerting to cut false alarms, and supports push-based heartbeat monitoring for cron jobs via a Node.js SDK
Best for
developers who want fewer false-positive downtime alerts

Watched for 10 days · last checked 6d ago

Details →

Traffic-Influenced Routing is an API that adds real-time and predictive traffic data to route and ETA calculations for developers building mapping features.

Domain registered 9 years ago

What to know
How it works
API adds real-time and predictive traffic data to route and ETA calculations.
Best for
Developers building mapping or logistics features.

Watched for 11 days · last checked 8d ago

Details →

An open-source Python backtesting engine that traces trading signals through weights, orders, fills, and performance for reproducible research, for quant developers, instead of building a custom backtester from scratch.

Domain registered 19 months ago

Works offlineOpen source
What to know
How it works
Supports vectorized research or order-aware simulation with transaction costs, walk-forward testing, 80+ metrics, and 25+ charts; runs locally, with optional managed market data through an API.
Pricing
Open-source and runs locally; managed market data available through a paid API.

Watched for 12 days · last checked 8d ago

Details →

KREO

Live

A developer-first backend-as-a-service that turns hosted Postgres into an instant REST API with authentication, realtime, Redis caching, WebSockets, and file storage.

Domain registered 1 month ago

What to know
How it works
Provisions a hosted Postgres database and automatically exposes it as a REST API, plus adds authentication, realtime/WebSocket support, Redis caching, and file storage.
Best for
Developers who want to ship a backend on top of Postgres in minutes instead of building the API layer themselves.

Watched for 10 days · last checked 4d ago

Details →

An open-source, self-hostable observability platform for developers to collect errors, events, sessions, and analytics via custom SDKs and view them in a multi-tenant dashboard.

Domain registered 25 days ago

Open sourceSelf-hosted
What to know
How it works
Custom SDKs send errors, events, sessions, and analytics data to a self-hosted, multi-tenant dashboard with organization/project management, API keys, and usage metering.
Best for
Developers who want self-hosted, open-source production observability instead of a third-party SaaS.

Watched for 10 days · last checked 4d ago

Details →

A free collection of 47+ browser-based developer and data tools (JSON/XML formatting, PDF and image compression, resume and invoice parsing, SEO analysis, screenshots, file sharing), many also available as an API.

Free
What to know
How it works
Browser-based tools for formatting, compressing, parsing, and analyzing files and data; many expose APIs for integration into your own applications.
Pricing
Free.
Best for
Developers, designers, and data teams needing quick utility tools.

Watched for 10 days · last checked 4d ago

Details →

API that programmatically submits job applications across 40+ ATS platforms, filling forms and answering screening questions from a candidate profile, for developers building job-search tools, instead of manual application entry.

What to know
How it works
Send a candidate profile and job URL; it fills forms, uploads resumes, answers screening questions, handles CAPTCHAs, prevents duplicates, and returns status via webhooks.
Pricing
Self-serve start, with white-label options and volume pricing to scale.
Best for
Developers building products that need to submit job applications on a candidate's behalf.

Watched for 6 days · last checked 6d ago

Details →

Generates PDFs like invoices and certificates from WYSIWYG templates via API or Zapier instead of manual document assembly.

What to know
Pricing
free tier: 100 PDFs/month, then paid plans

First seen today · last checked today

Details →

Free browser-based PDF and photo editing tools (edit, compress, convert, OCR) that never upload files, for privacy-conscious users avoiding paid software or sign-ups.

FreeNo sign-up
What to know
How it works
25+ tools run 100% in browser
What's different
no uploads, no sign-up

Watched for 1 day · last checked today

Details →

Converts pasted JSON, XML or SOAP payloads into ready-to-use Spring Boot Java DTO classes, skipping manual field mapping.

What to know
How it works
Paste an API payload; generates Java classes with getters/setters/annotations
Best for
Java developers integrating third-party or legacy APIs

Watched for 3 days · last checked 2d ago

Details →

Finds and verifies business email addresses for any domain before they hit your CRM, to cut bounce rates on cold outreach.

What to know
How it works
MX-checks and SMTP-probes each address plus deliverability scoring
Pricing
100 free credits, no card required
Best for
Sales/marketing teams building outbound email lists

Watched for 3 days · last checked 2d ago

Details →

Lets analysts search public Telegram channel messages and export findings via API, with more platforms planned.

Can export my data
What to know
How it works
Indexes public chat data for search, investigation, and export via API/MCP
Pricing
Not stated
Best for
Analysts investigating actors or channels on public Telegram

Watched for 3 days · last checked 2d ago

Details →

Provides APIs for developers to handle confirmations, monitoring and reconciliation of stablecoin payments across blockchains.

What to know
How it works
APIs and webhooks for payment confirmation, monitoring and cross-chain reconciliation
Best for
Developers building stablecoin payment products

Watched for 3 days · last checked 2d ago

Details →

An email validation API that blocks disposable and burner addresses at signup to stop free-trial abuse.

What to know
How it works
edge-optimized API checks addresses against a database of 40M+ disposable/burner domains
What's different
~50ms average response time
Best for
developers protecting signup/onboarding flows from fake accounts

Watched for 3 days · last checked 2d ago

Details →

A comparison site for NAS hard drives and SSDs by real-world failure rates and endurance, with live cheapest price-per-terabyte across regions.

Domain registered 1 month ago

What to know
How it works
filters 140 HDDs and 56 SSDs by CMR/SMR, endurance, and Backblaze failure-rate data
What's different
open CC BY 4.0 dataset plus API, affiliate-funded with nothing gated

Watched for 4 days · last checked 3d ago

Details →

PWAA

Live

Packs an entire web app or documentation site into a single offline ZIP file that runs without breaking on JS/CORS restrictions, unlike typical offline export formats.

Works offlineOpen source
What to know
How it works
Maps a ZIP to memory and spins up a local HTTP server so the packed app 'thinks' it's online
What's different
Open source, avoids CORS breakage that plagues other offline formats

Watched for 4 days · last checked 3d ago

Details →

Free, no-signup toolkit of 169 diagnostics for DNS, email authentication, TLS certificates, IP blacklists and security headers, built for self-hosters debugging mail and web infrastructure.

FreeNo sign-upData stays with youSelf-hosted
What to know
How it works
runs DNS/SPF/DKIM/DMARC/TLS/blacklist/header checks plus in-browser dev utilities (JWT, cron, regex, hashing)
What's different
replaces juggling six separate diagnostic sites; some checks keep data local to your machine
Pricing
free to run checks; watchlists, alerts, embeddable badges and API available on top
Best for
self-hosters and sysadmins debugging DNS/email/TLS issues

Watched for 4 days · last checked 3d ago

Details →

Reamer

Live

Local-first backtesting infrastructure for quantitative trading strategies written in Python, verified with deterministic tick replay.

FreeWorks offline
What to know
How it works
Python strategies run through a C++ engine with deterministic synthetic ticks checked against a 282-point spec
Pricing
Free GUI; licensed SDK with a free test license on request

Watched for 4 days · last checked 2d ago

Details →

Bot-detection and security platform that scores visitor risk in real time instead of showing everyone a CAPTCHA.

What to know
How it works
Risk-scoring engine analyzes behavioral and network signals per request
What's different
Adaptive verification instead of blanket CAPTCHA challenges
Best for
Sites needing bot/scraping protection without hurting legitimate user experience

Watched for 5 days · last checked 5d ago

Details →

Scrapes public Rozee.pk job listings into structured datasets (titles, salaries, skills) for recruiters and job-market researchers.

Can export my data
What to know
How it works
scrape by keyword, city, or job URL and export clean data
Best for
recruiters and job-market researchers

Watched for 5 days · last checked 3d ago

Details →

Validates whether a phone number is actually live via real carrier HLR lookups, rather than just checking its format.

No subscription
What to know
How it works
Queries carrier networks directly for live/dead and disposable status
What's different
Real carrier lookup instead of regex format checking
Pricing
Pay-as-you-go from $9 per 1,000 lookups, 10 free

Watched for 5 days · last checked 4d ago

Details →

Verifies email deliverability through a 5-step pipeline (syntax, MX, disposable domain, catch-all, SMTP check) at a per-email price well below ZeroBounce or NeverBounce.

Domain registered 30 days ago

What to know
How it works
Syntax check, MX lookup, disposable-domain check, catch-all probe, SMTP verification
What's different
Cheaper than ZeroBounce and NeverBounce per-email pricing
Pricing
$0.0008 per email via Stripe, no monthly fee

Watched for 5 days · last checked 4d ago

Details →

A free no-signup browser toolkit for testing REST, GraphQL and WebSocket APIs, with local collection runs and format conversion.

FreeNo sign-up
What to know
How it works
Test APIs, import Postman/OpenAPI collections, run local collection tests, convert JSON to TypeScript/Go/Python
Pricing
free, no signup
Best for
developers needing an API testing tool without cloud storage of credentials
Watch out
PDFs and API credentials stay local, not team-synced

Watched for 5 days · last checked 4d ago

Details →

A transactional email API and SMTP relay that signs every message with DKIM and tracks it from sent to opened.

What to know
How it works
One REST API or SMTP endpoint routes mail through a managed delivery pipeline with tracking.
Best for
Developers who need reliable transactional email delivery with delivery/open tracking.

Watched for 5 days · last checked 4d ago

Details →

Developer API for validating email addresses in real time via syntax, domain, and SMTP checks.

Domain registered 2 months ago

What to know
How it works
REST API performing syntax, domain and SMTP-level email verification
Best for
developers needing programmatic email validation with code examples

Watched for 5 days · last checked 4d ago

Details →

A REST API for automating or embedding debt recovery workflows across 183 markets, with sandbox access and real-time webhooks.

Domain registered 3 years ago

What to know
How it works
API-key authenticated REST API with a sandbox and webhooks for tracking recovery progress, billed on a success-fee model
Best for
developers integrating debt collection into an existing financial product

Watched for 6 days · last checked 6d ago

Details →

S3-compatible file sharing and distribution platform that lets creators and businesses sell digital files and earn affiliate commissions.

What to know
How it works
Connects via S3 APIs for storage and distribution, supports secure paid file delivery and a recurring-commission affiliate program.

Watched for 17 days · last checked 2d ago

Details →

Parses WeChat Channels share links to download videos, available both as a web tool and an MCP API for developer workflows.

Domain registered 27 days ago

What to know
How it works
parse a WeChat Channels share link for a temporary video download, via web or MCP API
Best for
developers building MCP workflows that need WeChat Channels video access

Watched for 10 days · last checked 7d ago

Details →

A WhatsApp Business platform built on the official Meta Cloud API, offering a shared team inbox, no-code automations, bulk campaigns, and a clean API for businesses.

What to know
How it works
provides a shared inbox for WhatsApp conversations, no-code automation flows, bulk messaging campaigns, and an API built on the official Meta Cloud API
Best for
businesses running sales and support over WhatsApp instead of a generic helpdesk

Watched for 10 days · last checked 7d ago

Details →

Real-time bot-detection API that blocks malicious traffic by IP, ASN, hostname or VPN reputation, verifies emails and phone numbers, and runs bot-aware smart URLs through one API key.

Domain registered 3 years ago

What to know
How it works
single API key for bot and traffic blocking, email and phone verification, and smart URLs, with a dashboard for logs and blacklists
Best for
developers securing web apps against bots

Watched for 10 days · last checked 7d ago

Details →

SMSGo

Live

An SMS REST API for Brazilian developers with a typed Node SDK, instead of building SMS delivery themselves.

Domain registered 1 month ago

What to know
How it works
REST SMS API with a typed Node SDK and signed webhooks.
Pricing
Credits in Brazilian reais with no monthly fee; R$10 free credit to test, no card required.

Watched for 10 days · last checked 7d ago

Details →

A framework that brings Next.js-style developer experience (file-based routing, Server Actions, API routes) to native desktop apps rendered in the OS WebView instead of bundled Chromium.

What to know
How it works
Uses a prebuilt Rust shell (no Rust toolchain needed) with Server Actions/API routes running in a bundled Node process; ships as .dmg/.exe/.msi with signed auto-updates.
What's different
Installer is larger than a comparable Tauri app's because it bundles Node; Linux support is dev-only for now; project is pre-1.0.
Best for
Developers who want Next.js patterns for building native desktop apps.

Watched for 10 days · last checked 7d ago

Details →

A payment-routing API that combines crypto, card, wire and ACH rails with fraud detection for licensed fintechs, defense contractors and crypto exchanges, instead of integrating each payment rail separately.

What to know
How it works
a single API routes payments across crypto, cards, wires and ACH with an autonomous routing engine and Byzantine fraud detection, while compliance stays with the customer.
Pricing
$500-$5K/mo.
Best for
licensed fintechs, defense contractors and crypto exchanges needing multi-rail payment infrastructure.

Watched for 11 days · last checked 8d ago

Details →

A tool for building stateful mock API servers with realistic behaviors through a no-code GUI, so developer teams can share one URL and test integrations without writing backend code or auth.

Domain registered 1 month ago

What to know
How it works
configure REST endpoint behaviors (status codes, stateful resources, error responses) in a GUI, then share a single URL for the team to test against with no auth required.
Best for
developer teams needing a shared mock backend for testing without writing code.

Watched for 11 days · last checked 8d ago

Details →

A tool that turns Streamable video URLs into a structured dataset of direct MP4 links, thumbnails, duration, and metadata for archiving or API workflows.

Can export my data
What to know
How it works
Paste Streamable URLs or short IDs to get direct MP4 links, thumbnails, duration, quality variants, and source metadata.
Best for
Developers doing archiving, content review, reporting, or media operations via API.

Watched for 11 days · last checked 8d ago

Details →

MRRdue

Live

A Stripe revenue-recovery tool for indie developers that catches failed payments, sends recovery emails, and alerts you if your webhooks go silent, instead of manually monitoring Stripe for churn.

Domain registered 16 days ago

What to know
How it works
Connect a read-only Stripe key; failed payments trigger recovery emails and a Webhook Doctor alerts on silent webhooks.
Pricing
two paid tiers, Monitor and Automate, plus a REST API and MCP server.
Best for
indie founders monitoring Stripe revenue at risk.

Watched for 11 days · last checked 8d ago

Details →

A REST API for developers to build personal life-tracking apps (mood, sleep, exercise) with MongoDB storage instead of building their own backend.

Open source
What to know
How it works
FastAPI/Python backend with async endpoints, automatic data validation, interactive docs, and permanent storage in MongoDB.
Best for
developers building personal life-tracking applications.

Watched for 11 days · last checked 8d ago

Details →

waboom

Live

A self-hosted REST API that turns any WhatsApp number into a messaging API, for developers building customer messaging without Meta Business verification or template approval.

FreeSelf-hosted
What to know
How it works
Scan a QR code to spin up an isolated instance with its own token; send/receive messages and delivery status via signed webhooks, self-hosted on Baileys.
What's different
no Meta Business verification or template approval needed; each instance is isolated per client or app.
Pricing
free to run.
Best for
developers and businesses who need to message customers on WhatsApp without going through Meta's approval process.

Watched for 11 days · last checked 8d ago

Details →

A single API that aggregates data from multiple social media platforms for developers building on top of social data.

Domain registered 3 months ago

What to know
How it works
A single API that aggregates data from multiple social media platforms.
Best for
Developers building on top of social data.

Watched for 7 days · last checked 1d ago

Details →

Converts Excel, CSV, or API data into SEPA-compliant XML payment files.

What to know
How it works
Converts Excel, CSV, or API data into SEPA-compliant XML payment files.
Best for
Developers handling SEPA payments.

Watched for 7 days · last checked 1d ago

Details →

An API that lets developers check facts, run research, and build causal maps programmatically, for teams adding fact verification into their own products.

What to know
How it works
Exposes fact-checking, research, and causal-mapping as an API
Best for
Developers integrating fact verification into their own apps

Watched for 3 days · last checked 3d ago

Details →

Batch bioinformatics workflows (FASTA, cloning, CRISPR) exposed via MCP and REST API for developers building on sequence data.

Watched for 1 day · last checked 1d ago

Details →

Gives developers one SDK for transactional email across 23 providers instead of integrating each separately.

First seen today · last checked today

Details →

A rate-limiting API service written in Go for developers who need to throttle abusive traffic to their own APIs.

What to know
How it works
A fast, scalable rate-limiting API service in Go.
Best for
Developers protecting APIs from abuse or overuse.

Watched for 6 days · last checked 6d ago

Details →

Free API that fetches a website's favicon instantly for developers.

Free

First seen today · last checked today

Details →

API for SaaS companies to offer custom-domain purchasing and management to their own customers without building registrar integration themselves.

What to know
How it works
API for offering custom-domain purchasing and management to customers.
What's different
Avoids building registrar integration yourself.
Best for
SaaS companies / developers.

Watched for 7 days · last checked 7d ago

Details →

An API positioned as an alternative to an unspecified existing product (no further detail provided).

Watched for 7 days · last checked 7d ago

Details →

ExifErase

Not responding

Strips hidden GPS and camera metadata from photos entirely in your browser before you share them, with no uploads.

No sign-upOpen sourceNo tracking
What to know
How it works
Client-side processing using the Canvas API; supports JPEG, PNG, WebP, and HEIC
Pricing
Open source

Watched for 4 days · last checked today

Details →

Gives developers a sub-60ms HTML-to-PDF API on bare-metal Rust instead of slow Node/Puppeteer cold starts.

First seen today

Details →

A free API returning real-time air quality data (AQI, PM2.5, PM10) with strong coverage of Indian cities, plus an endpoint suggesting the best time window to go outside.

Domain registered 3 months ago

Free
What to know
How it works
Single API call returns AQI/PM2.5/PM10 and a safe/caution/avoid verdict
What's different
Better Indian city coverage than typical global AQI APIs
Pricing
Free API key

Watched for 4 days · last checked 2d ago

Details →

Free browser-based suite of developer utilities (JSON/HTML validation, Base64, JWT inspection, password generation) that avoids uploading data.

FreeNo sign-upData stays with you
What to know
How it works
Most processing happens client-side so code, tokens, and credentials aren't sent to a server
Pricing
free, no account
Best for
Developers needing quick formatting/encoding utilities without exposing sensitive data

Watched for 3 days · last checked 3d ago

Details →

A REST API that lets developers order lab tests and biomarkers for patients, handling labs, kits, couriers and EU health compliance (GDPR, ISO 15189) behind the scenes. Built for developers integrating diagnostics into health apps, not for clinicians directly.

Domain registered 14 months ago

What to know
How it works
A single REST API to order any of 2,500+ biomarkers per patient, from a routine blood panel to whole-genome sequencing, returning structured JSON results via a live sandbox.
What's different
Handles the labs, kits, couriers and EU compliance stack (RiliBÄK, ISO 15189, GDPR) behind the API, reducing integration to three calls: create a profile, book a draw, read the result.
Best for
Developers integrating lab diagnostics into health apps, not clinicians using it directly.

Watched for 9 days · last checked 2d ago

Details →

An API that filters bot clicks, security scanners, and Apple Mail Privacy Protection opens out of your email campaign stats, so open and click data reflects real humans, not ad fraud.

What to know
How it works
An API that filters email campaign click and open data to identify security scanner clicks, Apple Mail Privacy Protection opens, and botnet activity, using over 20 proprietary datasets built over eight years.
What's different
Built on eight years of proprietary detection data and already used by large-scale platforms like Beehiiv.
Best for
Email marketers and platforms who need engagement stats that reflect real human opens and clicks, not automated ones.
Watch out
Marketed with a fear framing around ad fraud and financial loss; evaluate detection accuracy claims independently.

Watched for 13 days · last checked 2d ago

Details →

An IP intelligence API that flags VPNs, proxies, Tor nodes and other fraud signals for geolocation, access control and fraud prevention. A developer and business security API.

What to know
How it works
An API that returns IP intelligence — location, network, VPN, proxy, and Tor node detection — with real-time data for fraud and risk signals.
Best for
Developers and businesses building fraud prevention, geolocation, or access-control features.

Watched for 17 days · last checked 1d ago

Details →

A REST API layer for MetaTrader 5 that lets developers connect trading bots and web apps to MT5 without dealing with its native protocol — a pure developer integration tool.

What to know
How it works
A REST API layer for MetaTrader 5 that lets developers connect trading bots and web applications to MT5 in any programming language.
Best for
Developers building trading bots or web apps that need to integrate with MetaTrader 5.

Watched for 11 days · last checked 5d ago

Details →

An API providing Korean stock fundamentals parsed directly from official DART XBRL filings for 1,200+ KOSPI/KOSDAQ companies.

What to know
How it works
parses DART XBRL filings directly (not scraped/resold), 10-year financials, sector cycle detection
Pricing
free plan on RapidAPI

Watched for 4 days · last checked today

Details →

An API for developers to verify email addresses (catching invalid, disposable, typo and role-based emails) before they enter a signup form or campaign.

What to know
How it works
one API call combines 15+ checks with a 0-100 trust score, under 100ms; also supports CSV batch processing
Pricing
500 free checks, paid credits never expire

Watched for 4 days · last checked today

Details →

A Python library for streaming large Excel files with constant memory use, for developers whose spreadsheets are too big for standard libraries.

What to know
How it works
pip-installable Python API, streams multi-sheet workbooks without loading them fully into memory
What's different
claims 46x faster than openpyxl

Watched for 4 days · last checked today

Details →

A monitoring tool that runs your actual login/checkout/API flows every 30 seconds, for teams whose uptime pings say 'fine' while real user journeys are broken.

Domain registered 2 years ago

What to know
How it works
multi-step synthetic checks, cron job monitoring, status pages, instant alerts
What's different
tests real flows, not just a homepage ping
Pricing
free tier, EU-hosted

Watched for 4 days · last checked today

Details →

A vulnerability scanner and dark-web breach monitor for agencies and freelancers who want enterprise-grade security scans without a subscription.

Domain registered 17 months ago

No subscription
What to know
How it works
DAST scanning plus dark-web leak monitoring, accessible via API
What's different
pay-per-scan tokens instead of subscription, white-label resale for agencies
Pricing
pay-as-you-go tokens or SaaS plan

Watched for 4 days · last checked today

Details →

Parrot

Live

Turns code snippets, docs and secrets into secure, shareable links a team can access and collaborate on.

What to know
How it works
Turns code snippets, docs, scripts, and secrets into secure, shareable links a team can access and collaborate on, with encrypted, access-controlled, self-destructing secrets.

Watched for 2 days · last checked 2d ago

Details →

Pliow

Live

An SDK and runtime that generates a personalized interface per user on top of a SaaS company's existing codebase, without a custom engineering build for each variant.

Domain registered 22 days ago

What to know
How it works
Ships shared primitives; each user's interface is generated, compiled, and sandboxed per request
Best for
B2B SaaS teams wanting per-user interfaces without custom engineering

Watched for 5 days · last checked today

Details →

Extracts direct video/audio download links from public TikTok URLs into an API-accessible dataset, for content ops and research pipelines instead of manual downloading.

What to know
Best for
Content ops, research, review workflows, API pipelines.

Watched for 1 day · last checked today

Details →

Sanwo

Live

An open-source SDK that unifies multiple payment providers (Paystack, Flutterwave, Razorpay, Monnify, Interswitch) behind one API, instead of integrating each provider separately across web, mobile, and no-code platforms.

FreeOpen source
What to know
How it works
Native SDKs for React, Vue, Svelte, React Native, Flutter, iOS, Android, plus no-code plugins for Shopify, WordPress, Webflow, Wix, Squarespace.
Pricing
Free forever, Apache-2.0 licensed.

Watched for 1 day · last checked today

Details →

Scrapes public eBay seller profiles, listings, and feedback into exportable datasets for competitor monitoring and price tracking, instead of manual browsing.

Can export my data
What to know
How it works
Scrapes seller profiles, store pages, listings, and feedback into an Apify dataset via API, schedules, or webhooks.
Best for
Competitor monitoring, seller reputation checks, price tracking.

Watched for 1 day · last checked today

Details →

Lead-gen tool that queries Google Places live to find local businesses missing a website or with a lapsed domain.

Works offlinePay onceNo subscription
What to know
How it works
Queries Google's official Places API live to verify businesses are operational, surfacing leads with no website, only a social page, or a lapsed domain.
Pricing
No subscription; pay once, see exact lead count and price before paying, with instant CSV delivery.

Watched for 2 days · last checked 2d ago

Details →

A French platform for sending bulk SMS and RCS messages with a REST API for businesses.

What to know
How it works
Sends high-volume SMS and RCS messages through premium routes with a 98% open rate, with a REST API for integration.
Watch out
French-language platform.

Watched for 2 days · last checked 2d ago

Details →

KWatch

Live

Tracks your keywords across LinkedIn, Reddit, X, Facebook, YouTube and Hacker News and alerts you by email, Slack or webhook. A general mention-monitoring tool, not developer-specific.

What to know
How it works
Monitors keywords across LinkedIn, Reddit, X, Facebook, YouTube and Hacker News and sends real-time alerts by email, Slack, or API webhook when they're mentioned.

Watched for 13 days · last checked 7d ago

Details →

Free live football stats site tracking top scorers, assists, and xG across 30+ leagues with a public API.

FreeNo sign-up
What to know
How it works
Live leaderboards plus a proprietary striker impact index (IIG) and REST API
Pricing
free to browse; Pro €2.99/mo, Scout €5.99/mo (coming soon)
Best for
Football fans and developers wanting scorer stats via API

Watched for 3 days · last checked 3d ago

Details →

News search API that matches articles by conceptual meaning rather than keyword matching.

What to know
How it works
Users describe what they're watching for in natural language, and the API returns scored, deterministic, auditable news results matched by conceptual meaning rather than keywords.
What's different
Built on an open-core architecture.

Watched for 2 days · last checked 2d ago

Details →

Instant, no-signup temporary email aliases with rotating domains to dodge blacklists, plus a public API for developers who want to build it into their own workflows.

FreeNo sign-upData stays with youOpen source
What to know
How it works
Creates custom, instant temporary email aliases (any inbox name) without sign-up, receiving emails in real-time from multiple rotating domains to avoid blacklists; also offers a public API and open-source frontend.
What's different
Rotating domains to avoid blacklists, plus no popups, timers, or tracking, unlike traditional temp mail tools.
Pricing
Free.
Best for
People needing disposable email for sign-up verifications or testing, and developers who want to build disposable email into their own workflows via the API.

Watched for 13 days · last checked 7d ago

Details →

Dashboard that aggregates healthcare procurement tenders and contract awards from multiple government portals (NHS, TED Europa, WHO, SAM.gov) into one search.

What to know
How it works
Aggregates tender/award data from fragmented government procurement sources into one searchable dashboard
Best for
Suppliers and procurement teams tracking healthcare tenders across countries

Watched for 3 days · last checked 3d ago

Details →

Hosted coding environment with flat monthly pricing instead of pay-per-token billing for AI-assisted coding.

Domain registered 16 months ago

What to know
How it works
Flat-rate hosted environment with curated models and API-key access
What's different
Predictable flat pricing instead of per-token billing
Best for
Developers who want to avoid unpredictable AI token costs

Watched for 5 days · last checked today

Details →

A Laravel package that wires up both the official WhatsApp Cloud API and personal-account WhatsApp connections behind one facade with an admin dashboard.

What to know
How it works
single facade covering Cloud API (templates/transactional) and a web-based personal-account connection (groups, status, freeform chat)
Best for
Laravel developers needing WhatsApp features Cloud API alone doesn't cover

Watched for 4 days · last checked today

Details →

Scrapes public YouTube channel profile and video metadata without requiring login or an API key.

Can export my data
What to know
How it works
Exports public YouTube channel metadata, video URLs, views, thumbnails, publish dates, and source links without cookies, login, or an API key.

Watched for 2 days · last checked today

Details →

API and platform for generating PDFs from DOCX templates at scale, with template management and usage stats.

What to know
How it works
Generates PDFs from DOCX templates through an API, with template management, usage statistics, and onboarding.
Best for
Developers generating documents at scale.

Watched for 2 days · last checked 2d ago

Details →

An open-source CLI that checks SPF/DKIM/DMARC/MX records, verifies addresses via SMTP, and flags disposable/role-based emails, for developers validating deliverability before sending.

Open source
What to know
How it works
DNS health scoring, SMTP RCPT TO verification, domain typo correction, 29 RBL blacklist scans, ~74k disposable domain detection; includes REST API.
Pricing
Free demo available.

Watched for 1 day · last checked today

Details →

A cookieless browser-fingerprinting SDK that re-identifies returning visitors across VPNs and cleared cookies for fraud prevention, a backend integration for developers, not a consumer product.

Domain registered 1 month ago

What to know
How it works
A drop-in JavaScript SDK with server-side signals that uses cookieless browser fingerprinting to re-identify returning visitors across VPNs, incognito mode and cleared cookies.
Best for
Developers integrating fraud prevention into their backend.

Watched for 9 days · last checked 3d ago

Details →

A macOS app storing API keys in the Keychain, unlocked via Touch ID and a hotkey, with a CLI for injecting secrets.

No tracking
What to know
How it works
Press a hotkey (⌃⌥⌘K) anywhere on macOS to open a vault requiring Touch ID for every copy; keys are stored in the macOS Keychain and organized by platform and tag with multi-select copying; ships with a CLI (keyholdr pick / run) to inject secrets as env vars without a .env file.
What's different
Single-purpose, unlike full password managers — no accounts, sync, analytics, or network access.
Watch out
macOS only.

Watched for 8 days · last checked 6d ago

Details →

A native desktop app development toolkit with its own markup, state model and renderer, for developers who want to skip Electron or a WebView.

What to know
How it works
A toolkit for building native desktop applications with declarative markup, a message-based state model, a component library, and its own native renderer.
What's different
No browser, no WebView involved — it's a fully native renderer rather than a wrapper.
Best for
Developers who want to build desktop apps without going through Electron or a WebView.

Watched for 16 days · last checked 10d ago

Details →

Watches your live API traffic and auto-generates documentation ranked by real usage, so the busiest endpoints get written up first — a tool for API teams.

What to know
How it works
Watches live API traffic and auto-generates documentation, ranking endpoints by real usage so the most-used endpoints get documented first.
What's different
Prioritizes documentation coverage by actual traffic rather than treating every endpoint equally, so busy endpoints aren't left undocumented.
Best for
API teams whose documentation has fallen behind their shipped endpoints.

Watched for 10 days · last checked 4d ago

Details →

Provides virtual phone numbers for receiving SMS/OTP verification codes, with a developer API and pay-per-code pricing.

What to know
How it works
Users choose a service and country, get a real virtual phone number in seconds, and pay only when the code arrives; supports 900+ services, temporary numbers, non-VoIP US numbers, automatic refunds for unsuccessful verification, and an SMS API for developers.
Best for
Developers needing verification infrastructure.

Watched for 8 days · last checked 2d ago

Details →

A rotating residential and datacenter proxy service with a REST API, aimed at developers building web scraping and automation pipelines who need low block rates.

What to know
How it works
Provides rotating residential and datacenter proxies with automatic per-request rotation, HTTP/HTTPS and SOCKS5 support, and a REST API for integrating into scraping or automation pipelines.
What's different
Draws on a pool of 80M+ verified residential and datacenter IPs with a low block rate.
Pricing
Pay-as-you-go, with no hidden fees.
Best for
Developers building web scraping or automation workflows that need reliable, geo-targeted IPs.

Watched for 17 days · last checked 1d ago

Details →

A market-intelligence dashboard for stocks and crypto — trade setups, Fear & Greed/funding-rate data, a public API — a trading terminal for investors, not a CLI or developer tool; free 7-day trial.

Domain registered 2 months ago

What to know
How it works
A market-intelligence dashboard with a Bloomberg-style terminal covering structured trade setups across stocks and crypto, Fear & Greed and funding-rate data, a referral leaderboard, and a public API.
Pricing
Free 7-day trial.
Best for
Traders and investors who want a terminal-style view of stock and crypto market data rather than a developer API alone.

Watched for 10 days · last checked 4d ago

Details →

Cloud platform to multistream one feed to multiple services, host live shows, schedule broadcasts and run always-on channels, with an API to automate streaming. Built for streamers and broadcasters, with a free 24-hours/month plan.

Free
What to know
How it works
Multistreams one feed across multiple platforms, hosts guest shows via a Live Studio, schedules recorded broadcasts, runs 24/7 channels, and can automate streams through an API.
Pricing
Free plan includes 24 hours of streaming per month.
Best for
Streamers and broadcasters who want to publish to multiple platforms at once or run always-on channels.

Watched for 12 days · last checked 6d ago

Details →

Bulk-downloads RedGifs video data — MP4 links, thumbnails and metadata — from links, IDs or search results for archiving, review or feeding into other API workflows; a data-extraction tool for developers.

What to know
How it works
Bulk-downloads public RedGifs video data from links, IDs or search results — direct MP4 links, thumbnails, tags, duration, views and likes — with optional hosted files or ZIP archives.
Best for
Developers doing archiving, review, or API workflows that need RedGifs video data at scale.

Watched for 12 days · last checked 6d ago

Details →

A .NET library providing efficient unmanaged memory management and manipulation.

What to know
How it works
Provides efficient unmanaged memory management and manipulation for .NET.
Best for
Developers needing high-performance memory handling in .NET.

Watched for 7 days · last checked 5d ago

Details →

A browser tool that converts AVIF images to PNG locally using the Canvas API, without uploading files.

Nothing to installWorks offline
What to know
How it works
Converts AVIF images to PNG entirely in the browser using the Canvas API — files are never uploaded or stored.
Pricing
Free, no installation, account, or subscription.
Watch out
Once loaded, it can work offline.

Watched for 7 days · last checked 5d ago

Details →

A secure messaging tool for sharing passwords or sensitive notes via self-destructing links that expire after reading.

Domain registered 9 days ago

Data stays with you
What to know
How it works
You send passwords, API keys, notes, or other sensitive data via a self-destructing message that expires after being read or after a set time, then is permanently deleted.

Watched for 7 days · last checked 5d ago

Details →

An open-source Laravel package for building Excel, CSV, and PDF exports with filters, permissions, and streaming.

Open sourceCan export my data
What to know
How it works
An open-source Laravel package for building Excel, CSV, and PDF exports from a single definition, with filters, relationships, queues, permissions, and high-performance streaming.
Pricing
Open source.

Watched for 7 days · last checked 5d ago

Details →

A REST API for sending and receiving WhatsApp messages with isolated sessions, webhooks and a dashboard, built for developers wiring up WhatsApp integrations.

What to know
How it works
A REST API for sending and receiving WhatsApp messages, with isolated sessions, webhooks, and a dashboard.
Best for
Developers building WhatsApp integrations who want a simple API rather than managing WhatsApp's own infrastructure directly.

Watched for 13 days · last checked 7d ago

Details →

A cryptocurrency payment-processing service with an API for online businesses to accept popular crypto and auto-convert it to USDT, with fees from 0.2-1.2%.

Domain registered 5 months ago

What to know
How it works
Provides an API for online businesses to accept payments in popular cryptocurrencies, automates transaction processing, and converts incoming payments into USDT.
Pricing
Fees range from 0.2% to 1.2%, depending on terms of service and transaction volume.
Best for
Online businesses that want to accept crypto payments and have them auto-converted to USDT.

Watched for 13 days · last checked 2d ago

Details →

A free WordPress plugin for routing outgoing mail through multiple SMTP providers like Amazon SES and SendGrid.

Domain registered 2 months ago

Free
What to know
How it works
A WordPress SMTP plugin that routes mail through 15+ providers like Amazon SES and Mailgun, with backup connections and email logs.
Pricing
100% free.

Watched for 9 days · last checked 3d ago

Details →

A monitoring tool that checks every URL on your site daily against the Google Index and emails you when a page drops out.

Domain registered 19 days ago

What to know
How it works
Runs daily inspection cycles through the Google URL Inspection API on every URL on your site and emails you when a page drops out of the index.
Best for
Site owners wanting to catch indexing problems before they cost traffic.

Watched for 9 days · last checked 3d ago

Details →

A browser-based PDF and image conversion tool that processes files locally and never uploads them — built around privacy, not clearly a developer-only product.

Domain registered 14 days ago

Data stays with you
What to know
How it works
Converts and edits PDF and image files entirely in the browser without uploading them to a server, with an API also available.
What's different
Files never leave the device — processing happens 100% client-side.
Best for
People who want to convert or edit PDFs and images without uploading files to a third-party server.

Watched for 9 days · last checked 3d ago

Details →

An API (plus a simple web tool) that returns FEMA, EPA and USGS risk data — flood, wildfire, earthquake, toxic sites — for any US ZIP or address; built for developers to pull into their own apps.

What to know
How it works
Returns flood, wildfire, earthquake, PFAS, water quality, air quality, toxic-site, and weather-alert risk for a given US ZIP code or address, built from public government data (FEMA, EPA, USGS), available via a web tool and a JSON API.
What's different
Combines multiple government risk datasets (FEMA, EPA, USGS) into a single API rather than requiring separate lookups per agency.
Best for
Developers who want to pull US environmental and hazard risk data into their own applications.

Watched for 12 days · last checked 6d ago

Details →

Provisions RCS messaging and lets you send business texts via no-code flows or an API, skipping the usual months-long carrier approval process -- aimed at companies running RCS campaigns.

What to know
How it works
Provisions RCS (Rich Communication Services) messaging agents, lets you build no-code message flows, and send messages via API, backed by direct carrier relationships and a Google RCS partnership.
What's different
Skips the usual months-long carrier approval and multi-vendor setup process typically required to launch RCS messaging.
Best for
Companies that want to launch RCS business messaging campaigns quickly without navigating carrier approvals themselves.

Watched for 10 days · last checked 4d ago

Details →

A hosted backend for handling form submissions on React, Next.js, Astro and static sites — email alerts, webhooks and spam filtering without writing your own server.

Domain registered 1 month ago

What to know
How it works
Connects forms on React, Next.js, Astro or static sites to a managed backend that handles submissions, email notifications, webhooks, spam protection and analytics without writing server code.
Best for
Developers building frontend-only or static sites who need form handling without standing up their own backend.

Watched for 13 days · last checked 7d ago

Details →

A continuous security scanner that re-checks targets on a schedule and alerts only on new vulnerability findings.

Domain registered 6 months ago

FreeOpen source
What to know
How it works
Schedules recurring security scans (daily/weekly/monthly) with 50+ detectors across recon, web, API, and mobile, alerting via email/Discord/Slack only on new findings versus the previous run; tracks attack surface over time and ships a CLI plus GitHub Action to fail CI builds on new criticals.
What's different
Alerts only on new findings instead of re-reporting everything on each run, and remembers triage decisions across re-scans.
Pricing
Free, open source.

Watched for 8 days · last checked 6d ago

Details →

An open-source SDK that serves weather, ocean and elevation data as map tiles with values baked into the pixels, so you can restyle colormaps or switch to contours client-side without refetching. For developers.

FreeOpen source
What to know
How it works
Serves weather, ocean and elevation data as map tiles with the physical values baked directly into the pixels and decoded on the GPU, so you can change colormaps, switch to wind streamlines or contours, or re-scale client-side without refetching.
What's different
One open-source SDK works across MapLibre, Mapbox, Leaflet, OpenLayers, deck.gl and React, and the tile format is documented so you can decode it yourself without being locked to their renderer.
Pricing
Transparent pricing with a free tier.
Best for
Developers building map-based visualizations of weather, ocean or elevation data.

Watched for 14 days · last checked today

Details →

iOS security audits, penetration testing and runtime-defense SDKs for teams building fintech, wallet, health or credential apps where a breach has regulatory consequences — a developer/security service, not a consumer app.

What to know
How it works
Provides iOS security audits, penetration testing, and Swift runtime-defense SDKs.
Best for
Teams building fintech, wallet, health or credential apps where a breach is a regulatory event.

Watched for 17 days · last checked 10d ago

Details →

A tablet check-in system that replaces paper sign-in sheets at construction sites, warehouses and offices, with a QR code, policy acknowledgment and a live who's-on-site dashboard.

Can export my data
What to know
How it works
Replaces paper sign-in sheets with a QR-code check-in: visitors scan a site-specific code, enter their details, and must acknowledge a safety or conduct policy before proceeding, while a live dashboard shows who's currently on site.
What's different
Makes policy acknowledgment mandatory before check-in completes, and lets managers sign visitors out remotely.
Pricing
No credit card required to start.
Best for
Construction sites, warehouses, and offices that need to track visitors and enforce safety policy acknowledgment for audits.

Watched for 17 days · last checked 9d ago

Details →

A developer email-verification API that flags disposable addresses and validates in real time — a backend building block, not an end-user tool.

What to know
How it works
A REST API that validates email addresses in real time, detects disposable addresses, and supports bulk processing and webhooks, claiming 95%+ accuracy and sub-200ms latency.
Best for
Developers who need to validate email lists programmatically before sending.

Watched for 15 days · last checked 9d ago

Details →

A free online converter supporting over 2,200 format conversions across video, audio, image and document files, with no sign-up or watermarks, plus a paid API add-on for businesses.

Free
What to know
How it works
An online converter supporting over 2,200 conversion types across video, audio, image and document formats, with no sign-up and no watermarks.
Pricing
Core conversion is free; a paid API add-on with up to 10GB is available for businesses.
Best for
Anyone needing quick one-off file conversions, plus businesses wanting API-based conversion at scale.

Watched for 15 days · last checked 8d ago

Details →

Check

Live

An API that tells you whether a shell command would run successfully before you execute it — a small safety check for developers automating scripts.

What to know
How it works
An API and website that checks whether a shell command would run successfully before you actually execute it, served on edge.
Best for
Bug hunters and triagers who want to check a command's validity before risking a destructive or harmful run.

Watched for 15 days · last checked 8d ago

Details →

Resso

Live

A visual canvas for cataloging servers, domains and repos with built-in SSH and SFTP, auto-imported from GitHub, GCP, Vercel and more — for developers and solopreneurs managing their own infrastructure.

Works offline
What to know
How it works
A visual canvas that catalogs servers, domains, repos and other infrastructure in one place, auto-importing assets from GCP, OCI, Vercel, GitHub, Cloudflare, App Store Connect and UpCloud. Includes a built-in SSH console, SFTP browser, dependency mapping and an HTTP API.
What's different
Local-first and private with iCloud sync, rather than a hosted SaaS that stores your infrastructure data centrally.
Best for
Developers, DevOps engineers and solopreneurs managing scattered infrastructure across multiple cloud providers.

Watched for 15 days · last checked 9d ago

Details →

An email validation API that flags invalid, disposable and risky addresses in real time, hashing emails instead of storing them. Built for developers with SDKs for PHP, Laravel and Node.

What to know
How it works
An email validation API that checks addresses in real time and flags invalid, disposable, and risky ones before they hurt deliverability, using multi-layer checks.
What's different
Emails are hashed and never stored, and pay-as-you-go credits never expire.
Pricing
Pay-as-you-go credits that never expire.
Best for
Developers integrating email validation, with SDKs for PHP, Laravel, and Node.

Watched for 11 days · last checked 5d ago

Details →

An API and MCP server exposing pre-market IPO data — filing timelines, deal terms, listing dates — for about 128 upcoming IPOs. A developer data feed, not a consumer app.

Domain registered 16 months ago

Free
What to know
How it works
Exposes pre-market IPO data — filing timelines, deal terms, and listing dates — for about 128 upcoming IPOs, through an API and MCP server.
What's different
Built as a developer data feed (API + MCP server) rather than a consumer dashboard.
Pricing
Free access to the IPO calendar and company pages.
Best for
Developers who want to build on top of pre-market IPO data rather than browse it manually.

Watched for 13 days · last checked 2d ago

Details →

A self-hosted MRR and growth dashboard you deploy yourself for a one-time $49 instead of $108/month for Baremetrics. Built for indie hackers running their own infrastructure, not a plug-and-play SaaS.

Open sourcePay onceNo subscriptionSelf-hosted
What to know
How it works
Tracks MRR, churn rate, ARPU, Net New MRR, customer lifetime value, and 12-month revenue trends, with revenue data added manually or via API. Self-hosted on your own Railway + Supabase stack, works entirely offline with no third-party integrations required.
What's different
Sold as a one-time $49 purchase with full MIT-licensed source code instead of Baremetrics' $108/month subscription.
Pricing
One-time $49 purchase, no recurring fees.
Best for
Indie hackers at $0-$5k MRR who want a real growth dashboard before paying for Baremetrics.

Watched for 17 days · last checked 1d ago

Details →

An open-source C++/Python framework for running your own crypto funding-rate arbitrage and market-making bots on your own servers instead of a cloud platform — used at institutional trading desks.

Open sourceSelf-hosted
What to know
How it works
An open-source C++/Python framework for running crypto funding-rate arbitrage and low-latency market-making bots, with Python for strategy logic and C++ for execution; installable via pip.
What's different
Strategies, API keys and execution run entirely on your own infrastructure rather than a cloud bot platform, and it offers enterprise private deployment.
Best for
Institutional trading desks and developers wanting to self-host crypto trading strategies rather than use a hosted bot platform.

Watched for 12 days · last checked 6d ago

Details →

A developer tool for building mock API endpoints and sandboxes — simulate responses, trigger webhooks, inspect logs — so frontend, QA and demo work isn't blocked waiting on real backend APIs.

What to know
How it works
Lets teams create mock API endpoints and sandboxes from one workspace — simulate responses and edge cases, trigger webhooks, and inspect request logs.
Best for
Frontend, QA, and demo work that's blocked waiting on production APIs that aren't ready yet.

Watched for 15 days · last checked 9d ago

Details →

Handles usage-based billing, metering, invoicing and revenue recognition via its own APIs and payment-processor connectors — enterprise billing infrastructure, not a beginner tool.

What to know
How it works
Unifies metering, CPQ, billing, payments and revenue recognition in one system, pricing seats, usage, credits and enterprise contracts, and integrates via APIs, SDKs and connectors to PSPs, ERPs and CRMs like Stripe, Adyen and Checkout.com.
Best for
Revenue and finance teams running hybrid or usage-based pricing who need quote-to-cash and revenue recognition without custom billing code.

Watched for 10 days · last checked 10d ago

Details →

Guided software for creating EU-compliant digital battery passports ahead of the 2027 Battery Regulation deadline, built for manufacturers, importers and compliance teams, not developers.

No trackingCan export my data
What to know
How it works
A guided 7-step workflow collects the data clusters required for a digital battery passport under DIN SPEC 99100 — master data, materials, carbon footprint, due diligence, circularity, performance and labeling — and publishes a public product page with a QR code (GS1 Digital Link).
What's different
Suppliers can fill in their own data sections via share-links without needing an account, and data can be exported as JSON/PDF or imported/synced via REST API and CSV for ERP integration.
Best for
Manufacturers, importers and compliance teams preparing for the EU Battery Regulation, mandatory from February 2027.

Watched for 15 days · last checked 9d ago

Details →

pylo

Live

A backend-as-a-service that auto-generates GraphQL APIs, auth and permissions from a visual data model, aimed at product teams who want to skip writing backend boilerplate.

Domain registered 2 years ago

What to know
How it works
A backend-as-a-service where you visually model entities, fields and relations, and it auto-generates a GraphQL API with filters and sorting, plus entity- and field-level auth and permissions. Also supports business process modeling, data import, forms, dashboards, and event analytics.
What's different
Visual data modeling lets both technical and non-technical stakeholders see the same data model, and every entity automatically becomes a GraphQL API.
Best for
Product teams who want to skip building backend infrastructure and boilerplate.

Watched for 11 days · last checked 2d ago

Details →

A developer-facing REST API for real-time and historical currency and forex rates across 1000+ currencies — built for businesses and developers, not individual consumers.

Free
What to know
How it works
A REST API delivering real-time and historical exchange rates and currency conversion across 1022+ currencies, returning JSON or XML responses for integration into other applications.
Pricing
Free tier available.
Best for
Developers and fintech platforms that need to integrate live or historical currency data into their own applications.

Watched for 15 days · last checked 9d ago

Details →

A dynamic QR code platform (37+ types) with editable destinations, real-time scan analytics, and branding options.

What to know
How it works
Generates dynamic QR codes across 37+ types (URL, PDF, vCard, WiFi, menus, UPI payments, Google Review links) that can be edited after printing and tracked with real-time scan analytics by device, location, and time, with branding, UTM tracking, retargeting pixels, and team SSO.
Best for
Marketers, restaurants, retailers, and event organizers needing editable, trackable QR codes.

Watched for 2 days · last checked 2d ago

Details →

Zoody

Live

A tool that syncs product usage events into HubSpot contact/company records without a data warehouse, positioned against Hightouch and Census.

What to know
How it works
Syncs product usage events into HubSpot contact and company records via SDK or REST API, mapped to HubSpot properties for PQL scoring, account health, and churn/expansion signals.
What's different
No data warehouse or reverse ETL needed, positioned against Hightouch, Census, and HubSpot Operations Hub.

Watched for 2 days · last checked 2d ago

Details →

Browser extension that detects and tracks Reddit crossposts and duplicate content in real time.

Works offlineNo tracking
What to know
How it works
Detects Reddit crossposts and duplicate content in real time by tracking lineage, timeline and shared URLs via a side panel next to the Share button.
What's different
100% local processing using Reddit's public API, no tracking.
Best for
Reddit users tracking how content spreads across subreddits.
Watch out
Requires a Reddit login.

Watched for 2 days · last checked today

Details →

Order routing and inventory orchestration API for multi-channel retail fulfillment.

What to know
How it works
Automates order routing across channels based on real-time stock, location, carrier cutoffs and shipping costs to avoid split shipments, powering store-as-a-hub fulfillment like BOPIS and Ship-from-Store.
Best for
Retail and enterprise brands scaling multi-channel fulfillment.

Watched for 2 days · last checked today

Details →

Self-custody stablecoin/Bitcoin payment processing for merchants with hosted checkouts and API integration.

What to know
How it works
Lets merchants accept stablecoins and Bitcoin without giving up settlement control, via hosted checkouts, payment links, API integration, and signed webhooks, reconciled from one dashboard.
Pricing
0% platform fees; normal network and third-party costs may still apply.
Best for
Merchants wanting self-custody crypto payment acceptance.

Watched for 2 days · last checked 2d ago

Details →

QRKit

Live

Free QR/barcode generator and scanner that encodes data directly into the code so it never expires or gets tracked, with a public API.

FreeNo adsCan export my data
What to know
How it works
Generates and scans QR codes and Code 128/EAN-13 barcodes that encode content directly rather than a redirect link, so they never expire or track scans; supports custom colors/logo, PNG/SVG export, and a free public API needing no key.
What's different
Also available on Android and as a Telegram bot.
Pricing
Free, no signup, no ads on the API.

Watched for 2 days · last checked 2d ago

Details →

A Meta-verified WhatsApp Business API platform with a shared team inbox, broadcast campaigns and automation, built for business and marketing teams, not a raw developer API.

What to know
How it works
A Meta-verified WhatsApp Business API platform providing a shared team inbox, broadcast campaigns, contact management, and automation for business messaging.
Pricing
Founding Access offer: reserve a seat for a 90-day beta, then get 50% off the first bill afterward, or a full refund if it's not a fit.
Best for
Business and marketing teams managing customer conversations over WhatsApp who want a shared inbox rather than a raw API.

Watched for 14 days · last checked 8d ago

Details →

An open-source tool that generates and keeps JSON schemas in sync with your code, for developers building and validating APIs. It doesn't offer its own API despite the framing.

Open source
What to know
How it works
Automatically generates JSON schemas from your code and keeps them synchronized with your models.
What's different
Open-source and focused on keeping schemas in sync with code changes rather than a one-time generation.
Best for
Developers building and validating APIs who need schemas to stay current with their models.

Watched for 14 days · last checked 8d ago

Details →

Adds ready-made, user-facing view and visitor analytics — with GDPR-compliant tracking — to any public page, so platforms don't have to build tracking and dashboards themselves.

What to know
How it works
Add one tracking script to a public page and pass an ownerId or pageId; NoPingi then tracks visitor activity per page/user and provides ready-made view, visitor, device, location and referrer analytics you can surface back to your own users.
What's different
Handles GDPR compliance, PII handling, IP masking, and bot filtering out of the box, avoiding the weeks of build time and ongoing infra cost of building user-facing analytics from scratch.
Best for
Platforms that want to show per-user or per-page analytics on public profiles, listings, or docs without building the tracking stack themselves.

Watched for 17 days · last checked 1d ago

Details →

A lightweight local HTTP bridge that lets scripts and apps control the Codex desktop app remotely.

What to know
How it works
Exposes an HTTP API bridge to Codex Desktop
Best for
Developers scripting or automating Codex from other tools

Watched for 5 days · last checked 4d ago

Details →

A free comparison tool that matches businesses to warehouse, cleaning, or restaurant robots by fit and lease-vs-buy options.

Domain registered 24 days ago

FreeOpen source
What to know
Pricing
Free.
Best for
Business owners deciding which commercial robot to buy or lease.

Watched for 5 days · last checked 3d ago

Details →

A unified API letting developers connect Google Calendar, Outlook, Apple Calendar and CalDAV without building OAuth, webhooks and sync logic themselves — infrastructure for engineering teams.

What to know
How it works
A single API to integrate Google Calendar, Microsoft Outlook, Apple Calendar and CalDAV, handling OAuth flows, webhook processing, recurring event handling and incremental sync.
What's different
Replaces weeks of building provider-specific calendar integration logic with one API.
Best for
Developers building scheduling features who don't want to build calendar infrastructure themselves.

Watched for 16 days · last checked 10d ago

Details →

Rheo

Live

An SDK plus web dashboard for designing and testing in-app onboarding and funnel screens without a new App Store release each time — for product and growth teams, not end users.

What to know
How it works
Integrate an SDK once, then design in-app onboarding and funnel screens on a visual canvas, branch flows based on user input and traits, publish instantly, and measure conversion.
What's different
Changes to app funnel screens ship without waiting on a new App Store release.
Best for
Product and growth teams optimizing in-app funnels, not end users.

Watched for 17 days · last checked 8d ago

Details →

A self-hosted license-key manager for indie hackers and digital product sellers, sold as a $49 one-time purchase instead of a $29/month subscription elsewhere.

Open sourcePay onceSelf-hosted
What to know
How it works
You generate license keys for your products, set activation limits, and validate keys via a simple API endpoint that buyers hit to check validity. Self-hosted on your own Railway + Neon stack, built with React 19, Express 5, PostgreSQL, and Drizzle ORM, deployable in under 15 minutes.
What's different
Sold as a one-time $49 purchase with full MIT-licensed source code instead of Lemon Squeezy's $29/month license key management fee.
Pricing
One-time $49 purchase, no recurring fees.
Best for
Gumroad or Lemon Squeezy sellers who want license key validation without a monthly SaaS fee.

Watched for 17 days · last checked 1d ago

Details →

Converts, compresses and edits files for free in your browser, or via its own API for programmatic use — for casual users and developers integrating file conversion into workflows.

FreeNo sign-upNothing to install
What to know
How it works
Converts, compresses and edits files for free directly in the browser, or via its own API for programmatic use, with no install, signup or logs.
Pricing
Free.
Best for
Casual users needing quick file conversion, and developers integrating file conversion into workflows via API.

Watched for 17 days · last checked 2d ago

Details →

A penetration testing and offensive security service for web, API, network, mobile, and cloud targets.

Domain registered 5 years ago

What to know
How it works
Provides penetration testing and offensive security services covering web, API, network, mobile, and cloud targets.
What's different
Trusted by 2,000+ clients across industries.

Watched for 8 days · last checked 6d ago

Details →

Toki

Live

Self-hosted, open-source REST API that exposes MyAnimeList data through 70+ read-only endpoints, requiring no database or API key.

Open sourceSelf-hosted
What to know
How it works
Exposes public MyAnimeList data through 70+ read-only JSON REST API endpoints covering anime, manga, characters, users, rankings, seasons, reviews, and recommendations; written in Go, runs as a single binary with no database, API key, OAuth flow, or MyAnimeList developer credentials required.
What's different
Built as a lightweight alternative to Jikan.
Pricing
Open source, free to self-host.

Watched for 8 days · last checked 5d ago

Details →

A web-unlocking/scraping API with proxy routing meant to save developers from managing proxy pools and handling CAPTCHAs themselves.

What to know
How it works
Handles proxy pools, CAPTCHAs, and IP bans so developers get clean scraped data via cURL, Python, Node.js, or Go integrations.
Pricing
Transparent pay-per-success pricing.
Best for
Developers who need reliable scraping without managing proxies.

Watched for 9 days · last checked 6d ago

Details →

An app and CLI for running Google PageSpeed/Core Web Vitals audits across many URLs at once and exporting the results to Excel.

Can export my data
What to know
How it works
Scans entire websites from XML sitemaps or URL lists using Google's official PageSpeed Insights API, tracking real-world CrUX and Lighthouse metrics, with interactive dashboards, filtering, page comparison, and Excel export.
Best for
SEO and performance monitoring at scale.

Watched for 9 days · last checked 6d ago

Details →

Hooka

Live

A cold-DM outreach tool for TikTok that lets sales and marketing teams message creators and brand decision-makers at scale — built for outbound teams reaching creators, not for creators themselves.

Domain registered 2 months ago

What to know
How it works
Connects multiple TikTok accounts to run cold DM outreach campaigns at scale. Builds prospect lists by scraping the followers of any creator or hashtag audience, sends personalized messages using dynamic variables, rotates senders across accounts with human-like sending limits and warm-up, and brings replies into one unified inbox.
What's different
Built specifically for TikTok outreach, a channel outbound teams have typically only handled through manual DMs, while LinkedIn and email already have dedicated tools.
Best for
Outbound sales and marketing teams trying to reach creators, UGC talent, or brand decision-makers on TikTok.

Watched for 10 days · last checked 10d ago

Details →

Verifies whether Gmail, iCloud, and other email addresses actually exist using browser-based login simulation.

Domain registered 3 months ago

Nothing to install
What to know
How it works
Uses browser automation to simulate real login attempts on Gmail, iCloud, Yahoo, Outlook, and 20+ providers, plus SMTP checks for business domains, bulk CSV upload, and API access.
What's different
Unlike verifiers that only check syntax and DNS, it can tell if a Gmail or iCloud address actually exists.
Pricing
Pay-as-you-go.
Best for
Email marketers and developers needing accurate lists.

Watched for 11 days · last checked today

Details →

A free IP geolocation API returning country, city, ASN, timezone and threat signals for any IP address, with 50 free requests per minute across several data formats.

Free
What to know
How it works
An IP geolocation API returning country, city, ASN, timezone and threat signals for any IP address, available in JSON, XML, CSV and PHP formats.
Pricing
Free tier offers roughly 2 million requests per month at 50 requests per minute.
Best for
Developers who need IP geolocation or threat data in their app without paying for a commercial API tier.

Watched for 12 days · last checked 10d ago

Details →

Turns public Spotify track URLs or search terms into structured datasets — metadata, preview URLs, and MP3 links — via Apify, for developers automating without a Spotify API key.

Can export my data
What to know
How it works
Turns public Spotify track URLs or search terms into structured datasets containing track metadata, preview URLs, and MP3 links via Apify, with optional saved MP3 files.
What's different
Works without a Spotify login or API key.
Best for
Developers, researchers and automation builders exporting Spotify track data at scale.

Watched for 12 days · last checked 9d ago

Details →

9HTTP

Live

A residential proxy service (90M+ IPs, 200+ countries, HTTP/SOCKS5, API access) built for web scraping, SEO monitoring and ad verification — infrastructure for developers and growth teams.

What to know
How it works
A residential proxy service offering 90M+ dynamic residential proxies across 200+ countries, supporting HTTP(S)/SOCKS5 protocols, proxy auto-extraction, and API integration, with 24/7 auto-refresh of the proxy pool.
Best for
Developers and growth teams running web scraping, SEO monitoring, ad verification, or competitive intelligence.

Watched for 12 days · last checked 10d ago

Details →

A JSON API delivering real-time and historical prices for 70+ commodities, for developers building fintech, trading or analytics tools.

Domain registered 2 years ago

What to know
How it works
A JSON API providing real-time and historical prices for over 70 global commodities across metals, energy and agriculture.
Best for
Developers and fintech platforms building trading or analytics tools that need commodity price data.

Watched for 13 days · last checked 2d ago

Details →

An API-first reconciliation tool for stablecoin and cross-border payouts that matches provider, on-chain, and bank records to flag what broke, built for finance and ops teams.

What to know
How it works
An API-first reconciliation layer that pulls provider records, on-chain transactions, bank evidence, ledgers, ERP files, and exceptions into one reviewable case, with explainable matching and delta breakdowns.
What's different
It does not move or hold funds like a payment platform — it sits above your existing stack to explain what settled, what broke, and what finance should record.
Best for
Finance and ops teams handling cross-border or stablecoin payouts who need audit trails and finance-ready exports.

Watched for 13 days · last checked 2d ago

Details →

An ad-monetization SDK for Flutter apps with native, rewarded and fullscreen formats, giving developers direct control over ad rendering instead of a generic mobile ad network.

What to know
How it works
An SDK that lets Flutter apps monetize traffic with native ads, rewarded ads, fullscreen placements and embedded video ads.
What's different
Built specifically for Flutter with full rendering control, rather than a generic cross-platform ad network wrapper.
Best for
Flutter developers who want direct control over ad formats and rendering while monetizing their apps.

Watched for 14 days · last checked 2d ago

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A self-hosted mock API platform with a visual schema builder and chaos testing, letting frontend and mobile teams build and test against a fake backend independently.

Self-hosted
What to know
How it works
A self-hostable, zero-configuration mock API platform with a graphical node canvas, a visual schema builder, chaos testing, and automatic TypeScript compilation, so frontend and mobile teams can build against a fake backend.
What's different
High-fidelity mocking plus chaos testing in a self-hosted, zero-config setup, meant to cut dev cycles from days to hours.
Best for
Frontend and mobile teams who need to build and test independently of a real backend.

Watched for 14 days · last checked 2d ago

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A TypeScript rendering engine (Canvas2D/WebGL/React/React Native/SSR) for building tile maps, game boards, pixel editors and data grids, a developer library, not an end-user app.

What to know
How it works
A renderer-agnostic TypeScript engine for building interactive 2D maps, game boards, pixel editors, minimaps and large data grids, supporting Canvas2D, WebGL, React, React Native (Skia), and server-side rendering with a unified API for pan/zoom, layers, sprites and viewport culling.
What's different
One API works across multiple renderers and platforms instead of locking you into a single rendering backend.
Best for
Developers building tile-based maps, game boards, or large data grids who need cross-platform rendering support.

Watched for 15 days · last checked 2d ago

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A mobile attribution SDK for tracking app installs, referrals and deferred deep links, a growth/marketing analytics platform that a developer has to integrate.

What to know
How it works
A mobile attribution SDK that developers integrate to track app installs, referrals and deferred deep links, with real-time reporting.
Best for
App developers and growth marketers who need to measure where installs and referrals come from.

Watched for 15 days · last checked 2d ago

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Multichannel marketing automation connecting WhatsApp, Instagram, Facebook, TikTok, Google, email and SMS into one workflow, with its own API and MCP server for developers to build on.

What to know
How it works
Multichannel marketing automation that connects WhatsApp, Instagram, Facebook, TikTok and Google alongside email and SMS into one workflow, with its own API and MCP server.
Best for
Businesses and developers who want to automate outreach across several messaging and ad channels from one tool.

Watched for 17 days · last checked 1d ago

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A white-label SDK for embedding image and video editing, with templates and export, directly into your own product — built for developers, not a hosted editing service.

Can export my dataSelf-hosted
What to know
How it works
A programmable SDK for embedding an interactive image and video editor into your own product, including template automation, rendering and export, running inside your own architecture.
What's different
Delivered as a self-hosted SDK you control, rather than a hosted third-party editing service.
Best for
Developers who need to ship image or video editing inside their own product without building and maintaining an editor from scratch.

Watched for 17 days · last checked 9d ago

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