Open-source tools — Works with Cloudflare

12 match your filters — 12 of them answered our check today.

Watching this group for 20 days · how we check

This week4 new arrivals

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Developers4

Second Brain for AI v2

Live

An open-source, self-hosted memory layer that links related facts across Claude, ChatGPT, Cursor and Codex via MCP. Built for developers comfortable self-hosting on Cloudflare, not a plug-and-play tool.

Open sourceSelf-hosted
What to know▼
How it works
A memory layer that remembers projects, people, decisions and preferences across Claude, ChatGPT, Cursor, Codex and any MCP client, automatically linking related memories and following those connections during recall.
What's different
Open source and self-hosted in your own Cloudflare account, and distinguishes settled decisions from drafts/stale context.
Best for
Developers comfortable self-hosting on Cloudflare who want a shared memory layer across multiple AI tools.

Watched for 15 days · last checked today

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Spantail

Live

A self-hosted, open-source work log that tracks both human and AI agent activity in one timeline and turns it into reports, for teams that want to run it on their own infrastructure.

Domain registered 1 month ago

Open sourceSelf-hosted
What to know▼
How it works
An open-source, self-hosted work log that records both human and AI agent activity in one unified timeline and turns it into reports, with low overhead.
What's different
MIT-licensed and self-hosted on Cloudflare, so teams control their own infrastructure rather than using a hosted SaaS log.
Best for
Teams that want to track combined human and AI work on their own infrastructure.

Watched for 12 days · last checked 6d ago

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Posthawk

Live

An edge-native transactional email service for Next.js/Vercel/Cloudflare apps, with a self-hosted open-source option, for developers who don't want to run their own email infrastructure.

Domain registered 4 months ago

Open sourceSelf-hosted
What to know▼
How it works
An edge-native transactional email service for Next.js, Vercel and Cloudflare Workers, with an open-source self-host option.
What's different
Runs at the edge alongside the deploy rather than as a separate hosted email service, and can be self-hosted.
Best for
Developers on Next.js/Vercel/Cloudflare who want transactional email without running their own infrastructure.

Watched for 9 days · last checked 3d ago

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Inbix

Live

Open-source, Cloudflare-hosted email infrastructure for developers: disposable inboxes, webhook automation and REST/SDK/MCP access, aimed at testing and CI/CD pipelines.

Open source
What to know▼
How it works
Open-source, Cloudflare-native email infrastructure with disposable inboxes, real-time email receiving, webhook automation, and REST APIs, SDKs and MCP integration.
What's different
Open-source and Cloudflare-native, avoiding reliance on proprietary email infrastructure.
Best for
Developers needing email infrastructure for testing, CI/CD, or AI agents.

Watched for 11 days · last checked 5d ago

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Coterm

Live

An open-source, self-hosted tool that lets two developers pair-program together on the same live Claude Code session, with the collaboration backend running in their own Cloudflare account.

Domain registered 19 days ago

Open sourceSelf-hosted
What to know▼
How it works
A fork of Mosaic/cmux adding self-hosted real-time pair programming; two developers share one live Claude Code session, with the backend deployed to their own Cloudflare account.
Best for
Development teams who want real-time pair programming with Claude Code without relying on a third-party hosted backend.

Watched for 11 days · last checked 8d ago

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Cockroach Crawler

Live

An open-source crawling toolkit that gives AI agents restricted, governed web access instead of unrestricted network access.

Open source
What to know▼
How it works
Static and rendered crawling, adaptive traversal, screenshots, PDFs, structured extraction via explicit origins, budgets, and runtime controls.
What's different
Focused on governed/restricted access for AI agents rather than open crawling.

Watched for 2 days · last checked 1d ago

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multAIplayer

Live

A free, open-source macOS app and CLI letting teams share and steer a local Codex coding session together in real time.

Domain registered 16 days ago

FreeOpen sourceSelf-hosted
What to know▼
How it works
Shared local Codex session with Monaco editor, terminals, web previews, Git/PR review, and encrypted relay
What's different
Encrypted with RFC 9420 MLS; free hosted relay or self-host option
Pricing
Free, open source
Best for
Small trusted dev teams pairing on AI-assisted coding sessions
Watch out
Requires an existing Codex account; encryption is unaudited

Watched for 4 days · last checked 2d ago

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Autonnel

Live

A free, open-source funnel builder for online stores that connects to Shopify or WooCommerce - you host it yourself, so it suits technical teams over non-technical shop owners.

Domain registered 25 days ago

FreeOpen sourceSelf-hosted
What to know▼
How it works
A self-hosted funnel builder for online stores: build landing, checkout and upsell pages by drag-and-drop or raw HTML, take payments, run A/B tests, recover abandoned carts, fire server-side ad conversion postbacks to Meta, TikTok, Google and Bing, and connect Shopify, WooCommerce or Picocart, with AI page generation.
What's different
Open-source and self-hosted on Node or Cloudflare Workers, so pages and customer data stay in your own infrastructure.
Pricing
Free to self-host.
Best for
Technical teams who want to run their own funnel infrastructure rather than a hosted SaaS.
Watch out
Self-hosting requires deploying it yourself on Node or Cloudflare Workers — not a plug-and-play option for non-technical shop owners.

Watched for 14 days · last checked 2d ago

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ternssh — Open-source SSH workspace

Live

A web dashboard (not a command-line tool) that gives you SSH terminal access, SFTP, and status monitoring, deployable on Cloudflare Workers — open source, for developers/IT.

Open source
What to know▼
How it works
A web-based dashboard giving SSH terminal access, SFTP file transfer, and status monitoring, deployable on Cloudflare Workers.
What's different
Open source and deploys directly on Cloudflare Workers rather than requiring a dedicated server.
Best for
Developers and IT users who want browser-based SSH access without installing a native client.

Watched for 18 days · last checked 9d ago

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Orizen Panel

Live

An open-source, self-hosted hosting control panel positioned as a free alternative to cPanel/WHM, with built-in multi-chain crypto payments.

FreeOpen sourceNo subscriptionSelf-hosted
What to know▼
How it works
A self-hosted hosting control panel with one-command cross-distro install: unlimited sites, automatic Cloudflare DNS and HTTPS, email, databases, file manager, staging, and a built-in multi-chain crypto payment gateway.
What's different
Positioned as a free, open-source alternative to cPanel/WHM with crypto payments to wallets you control, no KYC.
Pricing
Free, self-hosted.

Watched for 10 days · last checked 7d ago

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AnywhereInput

Live

Open-source tool that turns any PC into a remotely controllable server accessible from a browser without client apps.

Works offlineOpen source
What to know▼
How it works
Turns any PC into a browser-controllable server using built-in tunneling (Cloudflare, Tailscale), with low-latency 120Hz streaming and native touch mapping, no client app needed.
What's different
Removes traditional RDP/VNC friction with local-first, zero-config setup.
Pricing
Free, open-source.
Best for
Developers wanting to remotely control a PC from a browser.

Watched for 3 days · last checked 2d ago

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fluxcast-domains

Live

Free GitOps-based service for claiming a personal *.fluxcast.dev subdomain via pull request.

FreeOpen sourceSelf-hosted
What to know▼
How it works
Get a free *.fluxcast.dev subdomain by forking the repo, adding one JSON file, and opening a pull request; automated validation and merge make DNS live in minutes.
What's different
Fully GitOps, Python-powered, Cloudflare backend with strict validation.
Pricing
Free forever.
Best for
Developers wanting a quick personal or project subdomain.

Watched for 3 days · last checked 1d ago

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