A collective list of free APIs
Repository Index
47,133 repositories indexed
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The agent engineering platform.
Open-source Python library for AI browser agents, plus Browser Use Cloud: stealth browsers and a hosted agent API.
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
An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.
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.
Open-source AI penetration testing tool to find and fix your app’s vulnerabilities.
The best-benchmarked open-source AI memory system. And it's free.
The open-source AI voice studio. Clone, dictate, create.
Open-Source Frontier Voice AI
Your lightweight open-source personal agent.
Open-source personal AI assistant & Agent Harness. Plans tasks, runs tools and skills, self-evolves with memory and knowledge. Multi-agent, multi-model, multi-channel. Lightweight, extensible, one-line install.
Open-source desktop app for local LLMs. Text, vision, tool-calling, OpenAI/Anthropic-compatible API. 100% private.
Build resilient agents.
🕵️♂️ Collect a dossier on a person by username from 6K websites
The 500 AI Agents Projects is a curated collection of AI agent use cases across various industries. It showcases practical applications and provides links to open-source projects for implementation, illustrating how AI agents are transforming sectors such as healthcare, finance, education, retail, and more.
Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for free
JumpServer is an Open-source Privileged Access Management (PAM) platform with AI-powered capabilities, providing DevOps and IT teams a unified workspace to securely access SSH, RDP, Kubernetes, databases, websites, RemoteApp, VirtualApp, and more.
🕸️ 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.
SoTA open-source TTS
Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and conversational systems.
Zulip server and web application. Open-source team chat that helps teams stay productive and focused.
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.