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The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
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Open source
Most of what the paid tools are built on is free and sitting on GitHub. These are the 120 most-starred projects across 10 areas — pulled live from the GitHub API, so the star counts and activity dates are real, not remembered.
Frameworks for building software that plans, uses tools, and acts on its own.
12 repositories 🧩The plumbing: chains, orchestration, prompt management, and app scaffolding.
12 repositories 💻Everything you need to run a capable model on your own hardware, offline and free.
12 repositories 🔎Vector databases and retrieval stacks for pointing a model at your own documents.
12 repositories 🎛️Libraries for adapting an existing model to your data rather than starting over.
12 repositories 🎨Open-source generation and editing — the models behind most of the paid tools.
12 repositories 🎙️Transcription, text-to-speech, and voice cloning you can self-host.
12 repositories ⌨️Editors, pair programmers, and agents that write and refactor code.
12 repositories 📚Curated reading lists, course repos, and hands-on tutorials, ranked by how many people starred them.
12 repositories 🧪Prompt libraries, testing harnesses, and tools that measure whether output is any good.
12 repositoriesAcross every area, ranked by GitHub stars.
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
The agent that grows with you
f.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organization with complete privacy.
Stable Diffusion web UI
The API to search, scrape, and interact with the web at scale. 🔥
The agent engineering platform.
The most powerful and modular diffusion model GUI, api and backend with a graph/nodes interface.
21 Lessons, Get Started Building with Generative AI
An open-source AI agent that brings the power of Gemini directly into your terminal.
🌐 Make websites accessible for AI agents. Automate tasks online with ease.
利用 AI 大模型和自动化工作流，根据主题或关键词一键生成高清短视频。Generate HD short videos from a topic or keyword with an automated AI workflow.
Turn any codebase, with its docs, SQL schemas, configs, and PDFs, into a queryable knowledge graph. A /graphify skill for Claude Code, Cursor, Codex, and Gemini CLI: local deterministic AST parsing, every edge explained, no vector store.
Where this comes from: Repositories are fetched from the GitHub REST API, sorted by star count, one search per area. Archived repositories and forks are excluded. Last refreshed 22 July 2026. Nothing on this page is a paid placement.