21,881 repositories keep their own agent configuration in the open: a CLAUDE.md, a rules file, instructions for Copilot, a skill the project runs on itself. These are not mods to install. They are worth reading for what they reveal — what a maintainer thinks an agent gets wrong.
Building agents7,374Claude Code6,573Data and AI3,706Backend and APIs3,486Languages3,398Planning3,181Git and workflow3,100Code review2,701Memory and context2,354Testing2,311Research2,292DevOps and cloud2,282Writing and docs2,269Frontend2,250Security1,980Productivity1,695
All Claude Code32,004 Codex23,112 OpenCode21,881 GitHub Copilot3,501 Gemini CLI1,902 Cursor1,724 Windsurf62 Kiro40
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| mysticaltech/terraform-hcloud-kube-hetzner Optimized and Maintenance-free Kubernetes on Hetzner Cloud in one command! | 3,925 | Claude Code, Codex, OpenCode | 12 | 4 tok |
| foru17/neko-master A modern and elegant dashboard for network traffic visualization and analysis. | 3,924 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 3,234 tok |
| evalstate/fast-agent fast-agent.ai Code, Build and Evaluate agents - excellent Model and Skills/MCP/ACP/A2A Support | 3,914 | Codex, OpenCode | 1 | 1,057 tok |
| steipete/oracle askoracle.sh Ask the oracle when you're stuck. Invoke GPT-5 Pro with a custom context and files. | 3,906 | Codex, OpenCode | 1 | 1,193 tok |
| liustack/modlens liustack.dev The first vision plugin for DeepSeek Harness, and the vision bridge for every text-only co | 3,896 | Codex, OpenCode | 1 | 1,760 tok |
| basicmachines-co/basic-memory basicmemory.com AI conversations that actually remember. Never re-explain your project to your AI again. J | 3,876 | Claude Code, Codex, OpenCode | 23 | 7,653 tok |
| huggingface/huggingface_hub huggingface.co The official CLI and Python client for the Hugging Face Hub. | 3,875 | Claude Code, Codex, OpenCode | 3 | 2,568 tok |
| remorses/playwriter playwriter.dev Chrome extension & CLI to let agents control your browser. Runs Playwright snippets in a s | 3,862 | Codex, OpenCode | 1 | 11,237 tok |
| dromara/liteflow Lightweight, fast, stable, programmable component-based rule engine — where AI Agents orch | 3,844 | Claude Code, Codex, OpenCode | 2 | 7,342 tok |
| dagucloud/dagu dagu.sh Self-hostable workflow orchestrator for teams whose main work isn't orchestration. Declara | 3,841 | Claude Code, Codex, OpenCode | 2 | 1,237 tok |
| magnitudedev/magnitude magnitude.dev Open source inference server that runs the best local models for your hardware, plugged in | 3,818 | Claude Code, Codex, OpenCode | 3 | 1,903 tok |
| cloudflare/kumo kumo-ui.com Cloudflare's component library for building modern web applications. | 3,814 | Claude Code, Codex, OpenCode | 3 | 2,265 tok |
| Atmosphere/atmosphere async-io.live Portable AI agent runtime for the JVM. One @Agent class runs on Spring AI, LangChain4j, An | 3,809 | Claude Code, Codex, OpenCode | 9 | 7,963 tok |
| nickjvandyke/opencode.nvim Neovim 🤝 OpenCode in the flow that you already know. | 3,809 | Codex, OpenCode | 1 | 1,133 tok |
| ThatGuySam/doesitarm doesitarm.com 🦾 A list of reported app support for Apple Silicon as well as Apple M4 and M3 Ultra Macs | 3,796 | Codex, Cursor, OpenCode | 2 | 849 tok |
| mckinsey/vizro vizro.readthedocs.io Vizro is a low-code toolkit for building high-quality data visualization apps. | 3,789 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 832 tok |
| TracecatHQ/tracecat tracecat.com Open-source security automation platform for teams and AI agents | 3,789 | Claude Code, Codex, OpenCode | 11 | 5,824 tok |
| ilysenko/codex-desktop-linux Unofficial ChatGPT desktop app for Linux (formerly the Codex app), built locally from Open | 3,774 | Codex, OpenCode | 1 | 1,444 tok |
| Hisn00w/ASu-skills 🚀 A collection of practical AI Skills for job seeking and development, supporting resume | 3,774 | Claude Code, Codex, OpenCode | 2 | 623 tok |
| EverMind-AI/Raven raven.evermind.ai The Harness of Harnesses: a trusted, persistent, self-evolving multi-agent ecosystem for a | 3,768 | Claude Code, Codex, OpenCode | 2 | 4,882 tok |
| kubernetes-sigs/agent-sandbox agent-sandbox.sigs.k8s.io agent-sandbox enables easy management of isolated, stateful, singleton workloads, ideal fo | 3,765 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 4,625 tok |
| NVIDIA/Model-Optimizer nvidia.github.io A unified library of SOTA model optimization techniques like quantization, distillation, p | 3,757 | Claude Code, Codex, OpenCode | 2 | 923 tok |
| unclebob/swarm-forge A simple tool for coordinating several AI agents. | 3,748 | Codex, OpenCode | 1 | 61 tok |
| glitternetwork/pinme pinme.eth.limo Deploy Your Frontend in a Single Command. Claude Code Skills supported. | 3,738 | Claude Code, Codex, OpenCode | 2 | 1,447 tok |
| ZToolsCenter/ZTools An open-source implementation of uTools, a high-performance, scalable application launcher | 3,732 | Codex, OpenCode | 1 | 542 tok |
| yvgude/lean-ctx leanctx.com LeanCTX — Context Intelligence for AI systems. | 3,728 | Codex, GitHub Copilot, OpenCode | 2 | 2,476 tok |
| bethington/ghidra-mcp Ghidra MCP Server — 200+ MCP tools for AI-powered reverse engineering. GUI plugin + headle | 3,719 | Claude Code, Codex, OpenCode | 2 | 10,062 tok |
| livestorejs/livestore livestore.dev LiveStore is a next-generation state management framework based on reactive SQLite and bui | 3,696 | Claude Code, Codex, OpenCode | 4 | 1,556 tok |
| rust-lang/crates.io crates.io The Rust package registry | 3,691 | Codex, OpenCode | 1 | 2,498 tok |
| kirodotdev/KiroCrew kiro.dev A persistent workspace for development work that self-improves and continues beyond one se | 3,687 | Claude Code, Codex, OpenCode | 2 | 9,595 tok |
| tutti-os/tutti tutti.sh Where people and agents build in tune. | 3,686 | Codex, OpenCode | 6 | 2,302 tok |
| memodb-io/Acontext acontext.io Agent Skills as a Memory Layer | 3,685 | Claude Code, Codex, OpenCode | 2 | 2,448 tok |
| modelcontextprotocol/java-sdk java.sdk.modelcontextprotocol.io The official Java SDK for Model Context Protocol servers and clients. Maintained in collab | 3,683 | Codex, OpenCode | 1 | 839 tok |
| raullenchai/Rapid-MLX pypi.org The fastest local AI engine for Apple Silicon. 4.2x faster than Ollama, 0.08s cached TTFT, | 3,678 | Claude Code, Codex, OpenCode | 3 | 782 tok |
| kagent-dev/kagent kagent.dev Cloud Native Agentic AI | Discord: https://bit.ly/kagentdiscord | 3,664 | Claude Code, Codex, OpenCode | 4 | 2,745 tok |
| gotalab/cc-sdd Turn approved specs into long-running autonomous implementation. A minimal, adaptable SDD | 3,654 | Claude Code, Codex, OpenCode | 2 | 1,613 tok |
| open-wa/wa-automate-nodejs openwa.dev 💬 🤖 The most reliable tool for chatbots with advanced features. Be sure to 🌟 this rep | 3,652 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,053 tok |
| microsoft/mcp Catalog of official Microsoft MCP (Model Context Protocol) server implementations for AI-p | 3,646 | Codex, GitHub Copilot, OpenCode | 2 | 8,822 tok |
| UsefulSoftwareCo/executor executor.sh The missing integration layer for AI agents. Let them call any OpenAPI / MCP / GraphQL / c | 3,638 | Claude Code, Codex, OpenCode | 23 | 674 tok |
| kiali/kiali kiali.io Kiali project, observability for the Istio service mesh | 3,634 | Codex, OpenCode | 1 | 18,233 tok |
| geekjourneyx/md2wechat-skill md2wechat.cn Markdown to WeChat CLI | One-click formatting and publishing to WeChat Official Accounts: | 3,630 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 10,703 tok |
| CookSleep/gpt_image_playground gpt-image-playground.cooksleep.dev Image generation and editing tool based on the OpenAI gpt-image-2 API | 3,630 | Codex, OpenCode | 1 | 2,131 tok |
| strukto-ai/mirage strukto.ai The World's First Virtual Terminal for AI Agents | 3,612 | Claude Code, Codex, OpenCode | 2 | 15,771 tok |
| TinyAGI/tinyagi office.tinyagicompany.com TinyAGI is the agent teams orchestrator for One Person Company. (fka TinyClaw) | 3,611 | Claude Code, Codex, OpenCode | 10 | 1,262 tok |
| nowork-studio/notfair-plugin notfair.co Open-source SEO, GEO, and marketing skills for AI agents. | 3,601 | Claude Code, Codex, OpenCode | 2 | 3,815 tok |
| nextlevelbuilder/goclaw goclaw.sh GoClaw - GoClaw is OpenClaw rebuilt in Go — with multi-tenant isolation, 5-layer security, | 3,590 | Claude Code, Codex, OpenCode | 2 | 12,319 tok |
| millionco/expect expect.dev Expect tests your agent's code in a real browser | 3,552 | Claude Code, Codex, OpenCode | 10 | 6,472 tok |
| smallcloudai/refact refact.ai AI Agent that handles engineering tasks end-to-end: integrates with developers’ tools, pla | 3,541 | Claude Code, Codex, OpenCode | 2 | 2,346 tok |
| truera/trulens trulens.org Evaluation and Tracking for LLM Experiments and AI Agents | 3,536 | Codex, OpenCode | 1 | 2,825 tok |
| arcboxlabs/arcbox arcbox.dev Run AI agents on real and isolated machines — own kernel, filesystem, and network — with < | 3,513 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,748 tok |