A collective list of free APIs
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47,133 repositories indexed
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The agent engineering platform.
Open-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-ready Markdown. Run it yourself, or use Crawl4AI Cloud with one key. Join our Discord https://discord.gg/VuxzM8mtf
World's first open-source, agentic video production system. 12 production pipelines, 100+ tools, 700+ agent skill and production-knowledge files. Turn your AI coding assistant into a full video production studio.
Build resilient agents.
🕵️♂️ Collect a dossier on a person by username from 6K websites
Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for free
🕸️ Web apps in pure Python 🐍
The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.
Universal SEO skill for Claude Code. 26 sub-skills + 19 sub-agents covering technical SEO, E-E-A-T, schema, GEO/AEO, agent readiness (Lighthouse Agentic Browsing, WebMCP, llms.txt), backlinks, local SEO, e-commerce, international SEO, Google APIs, and PDF/Excel reporting. 9 optional extensions for live SEO data.
An open-source RAG-based tool for chatting with your documents.
Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.
Awesome list of open-source startup alternatives to well-known SaaS products 🚀
Open Source DeepWiki: AI-Powered Wiki Generator for GitHub/Gitlab/Bitbucket Repositories. Join the discord: https://discord.gg/gMwThUMeme
A list of open source games.
基于 Playwright 和AI实现的闲鱼多任务实时/定时监控与智能分析系统，配备了功能完善的后台管理UI。帮助用户从闲鱼海量商品中，找到心仪产品。
A beautiful, powerful, self-hosted ROM manager and player.
A list of Free and Open Source Software (FOSS) for Android – saving Freedom and Privacy.
Open-source, low-code AutoML platform for Python. PyCaret 4.0: sklearn-native engine + React control plane.
Open Source HR and Payroll Software
Codebase intelligence for AI and humans: code health scores, auto-generated docs, git analytics, dead code detection, and architectural decisions via MCP.
Securely and anonymously share files, host websites, and chat with friends using the Tor network
One webpage for every book ever published!
Open-source offline translation library written in Python