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An open-source, self-deployed portfolio template for actors and artists, with a browser-based admin for credits, gallery, showreel, and contact info, that keeps content in your own Vercel project instead of a locked-in SaaS.
Watch out · Requires deploying your own instance on Vercel rather than signing up for a hosted service.
FreeOpen source
What to know▼
How it works
Deploys as your own project on Vercel with a browser-based Admin panel for managing credits, gallery, showreel, and contact details; ships with a fictional demo profile to start from.
Pricing
Free and open source.
Best for
Actors and artists who want a portfolio they own and control instead of a subscription SaaS.
Watch out
Requires deploying your own instance on Vercel rather than signing up for a hosted service.
We check every product on this page once a day and record whether it still answers.
Three-pane merge conflict resolver for VS Code/Cursor with optional AI explanation, free and open source.
FreeOpen source
What to know▼
How it works
A three-pane merge resolver (yours | editable result | theirs) for VS Code and Cursor, with scroll-synced word diffs, authorship chips, a history timeline, and one-click apply for non-conflicting changes; optional AI reads your repo to explain and resolve conflicts.
What's different
Nothing hits git until you apply.
Pricing
Free and open source.
Best for
Developers resolving merge conflicts in VS Code or Cursor.
We check every product on this page once a day and record whether it still answers.
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.
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.
We check every product on this page once a day and record whether it still answers.
A native Mac/iPad/iPhone OSINT tool that expands a single email, domain, username, phone, IP, wallet or company into a linked intelligence graph using 40+ plugins; open source under MIT.
Open source
What to know▼
How it works
Turns a single selector — email, domain, username, phone, IP, wallet or company — into a live intelligence graph, running 40+ plugins (most needing no API key) automatically to expand findings.
What's different
Open source under MIT, with a native SwiftUI app for Mac, iPad and iPhone.
Best for
People doing digital/OSINT investigations on Apple devices.
We check every product on this page once a day and record whether it still answers.
A free, open-source calculator that tells you whether paying off debt or investing wins after taxes, using 2026 U.S. federal and state tax rules instead of a simple pre-tax rate comparison.
FreeNo sign-upOpen source
What to know▼
How it works
Applies 2026 federal brackets, NIIT, and state tax treatment to compare options like a HYSA, T-Bills, stocks, or IRAs against paying off a car or student loan, with shareable links.
What's different
Compares after-tax returns rather than the pre-tax rate comparison most calculators use.
Pricing
Free, open source, no signup.
Best for
anyone deciding whether to pay off a loan or invest extra money.
We check every product on this page once a day and record whether it still answers.
An MCP server that gives Claude/ChatGPT/Gemini direct access to SEC filings, earnings call transcripts, and congressional trading data, citing sources.
FreeOpen source
What to know▼
How it works
90 tools + REST API over 5,000+ US stocks: filings, self-captured earnings call transcripts, KPIs, insider/congress trades.
What's different
Cites every answer to the source filing and is built to refuse guessing.
Pricing
Free tier: 100 calls/day.
Best for
Developers building financial research tools or analysts using AI assistants for filings research.
We check every product on this page once a day and record whether it still answers.
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.
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A visual mapping tool for linking people, places, vehicles and events on one canvas instead of scattered spreadsheets and screenshots - built for investigators and security analysts.
Open source
What to know▼
How it works
An infinite zoomable canvas where you create and connect entities — people, places, vehicles, events, organizations, communications — to visually map relationships instead of tracking them across scattered notes, spreadsheets, screenshots and documents.
What's different
Open source.
Best for
Investigators, researchers, journalists, compliance reviewers and OSINT analysts working with complex networks of relationships.
We check every product on this page once a day and record whether it still answers.
An open-source Go toolkit that lets retail traders connect to six brokers and run scanning, backtesting, journaling, and risk-control tools with the same commands, instead of using separate broker apps.
Open source
What to know▼
How it works
Connects to Tiger, Moomoo, eToro, Alpaca, IBKR, or Zerodha with identical commands; includes scanner bots, a backtester, a trade journal, a scheduler, and a risk controller with a circuit breaker.
Best for
Retail traders comfortable with git and the command line who want one toolkit across multiple brokers.
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An open-source MCP server that lets Claude answer read-only questions about your WooCommerce store — products, stock, orders, sales — via the official REST APIs; a developer tool to set up, not an end-user app.
Open source
What to know▼
How it works
An open-source MCP server that gives Claude or any MCP client read-only answers about a WordPress + WooCommerce store — products, stock, recent orders, sales reports and blog posts — via the official REST APIs with read keys.
What's different
Read-only by design: no writes and no plugin installs, just the official REST APIs.
Pricing
Open-source (free to self-host).
Best for
Developers setting up Claude or another MCP client to answer questions about their WooCommerce store.
We check every product on this page once a day and record whether it still answers.
An open-source, self-hosted Python framework for running LLM-powered stock trading bots on Alpaca with local risk guardrails.
Works offlineOpen sourceSelf-hosted
What to know▼
How it works
A self-hosted Python framework for LLM-powered stock trading on Alpaca and similar brokerages, with a local web dashboard for execution logs and agent reasoning, plus programmatic Python guardrails like stop-losses and allocation limits enforced before orders are dispatched.
What's different
Enforces risk boundaries with local code rather than relying on prompts, and supports pluggable custom news feeds, brokerages, and tools.
Pricing
Open-source.
Best for
Developers building LLM-driven trading bots who want local, self-hosted risk controls.
