32,436 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 agents8,442Claude Code6,875Data and AI3,584Git and workflow3,574Backend and APIs3,550Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315Frontend2,301Security2,167Project management1,944
All Claude Code32,436 Codex24,692 OpenCode23,614 GitHub Copilot3,700 Gemini CLI2,016 Cursor1,769 Windsurf202 Kiro113
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| microsoft/skills-for-fabric A collection of skills and MCP systems to enable users of CLI, VSCode, Claude to operate o | 1,321 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode, Windsurf | 5 | 12,304 tok |
| coleam00/claude-memory-compiler Give Claude Code a memory that evolves with your codebase. Hooks automatically capture ses | 1,320 | Claude Code, Codex, OpenCode | 5 | 4,446 tok |
| datalayer/jupyter-mcp-server jupyter-mcp-server.datalayer.tech 🪐 🔧 Model Context Protocol (MCP) Server for Jupyter. | 1,320 | Claude Code, Codex, GitHub Copilot | 2 | 2,265 tok |
| NVIDIA-NeMo/Gym docs.nvidia.com Evaluate and improve models and agents using environments | 1,320 | Claude Code, Codex, OpenCode | 17 | 5,156 tok |
| fancyboi999/ai-engineering-from-scratch-zh aieng-zh.cn The most comprehensive learning path for Agent engineers · Master AI engineering from scra | 1,317 | Claude Code, Codex, OpenCode | 18 | 2,739 tok |
| steipete/claude-code-mcp Claude Code as one-shot MCP server to have an agent in your agent. | 1,315 | Claude Code, GitHub Copilot | 2 | 7 tok |
| Vincentqyw/image-matching-webui huggingface.co 🤗 image matching webui | 1,314 | Claude Code | 3 | 2,033 tok |
| conorluddy/ios-simulator-skill conor.fyi An IOS Simulator Skill for Agents. Use it to optimise their ability to build, run and inte | 1,312 | Claude Code, Codex, OpenCode | 2 | 2,915 tok |
| awdr74100/figwright Free, two-way Figma MCP server. Turn designs into framework-aware code, and push code back | 1,312 | Claude Code, Codex, OpenCode | 6 | 6,155 tok |
| caliber-ai-org/ai-setup trycaliber.ai Continuously sync your AI setups with one command. Codebase tailor suited agent skills, MC | 1,309 | Claude Code, Codex, OpenCode | 10 | 3,283 tok |
| Arize-ai/openinference arize-ai.github.io OpenTelemetry Instrumentation for AI Observability | 1,307 | Claude Code, Codex, OpenCode | 12 | 1,067 tok |
| dohooo/helmor helmor.ai Open-source local workbench for multi-agent software development. | 1,306 | Claude Code, Codex, OpenCode | 9 | 10,385 tok |
| d-kimuson/claude-code-viewer npmjs.com A full-featured web-based Claude Code client that provides complete interactive functional | 1,306 | Claude Code, Codex, OpenCode | 11 | 3,171 tok |
| 917Dhj/DeepPaperNote 917dhj.github.io DeepPaperNote is an agent skill for deep-reading a single paper and generating high-qualit | 1,304 | Claude Code, Codex, OpenCode | 2 | 986 tok |
| huiliyi37/Tianshu-harness tianshuharness.com Tianshu (天枢) is a terminal programming Agent runtime based on harness engineering (Tui X G | 1,304 | Claude Code, Codex, OpenCode | 2 | 7,224 tok |
| TanStack/cli tanstack.com The official TanStack CLI - Project Scaffolding, MCP Server, Agent Skills Installation, et | 1,302 | Claude Code, Codex, OpenCode | 2 | 8 tok |
| ENTERPILOT/GoModel gomodel.enterpilot.io AI gateway / AI control plane / AI proxy written in Go. Unified OpenAI-compatible and Anth | 1,302 | Claude Code, Codex, OpenCode | 2 | 1,167 tok |
| pashov/skills Pashov Audit Group Skills | 1,302 | Claude Code | 1 | 116 tok |
| vipshop/cache-dit cache-dit.readthedocs.io A PyTorch-native inference engine with cache, parallelism, quantization and cpu offload fo | 1,300 | Claude Code | 4 | — |
| sentient-agi/EvoSkill EvoSkill — An open-source framework that automatically discovers and synthesizes reusable | 1,285 | Claude Code | 2 | — |
| AIPexStudio/AIPex claudechrome.com AIPex: AI browser automation assistant, no migration and privacy first. Alternative to Man | 1,283 | Claude Code, Codex, OpenCode | 2 | 1,195 tok |
| Auriti-Labs/geo-optimizer-skill geoready.dev GEO Optimizer, the open-source engine behind GeoReady (geoready.dev): audit whether ChatGP | 1,280 | Claude Code, Codex, OpenCode | 11 | 2,230 tok |
| kbwo/ccmanager Coding Agent Session Manager for Claude Code / Gemini CLI / Codex CLI / Cursor Agent / Cop | 1,278 | Claude Code, Codex, Kiro, OpenCode | 15 | 5,122 tok |
| tomasz-tomczyk/crit crit.md Review AI coding agents' plans, diffs and running apps in the browser. Local-first, works | 1,278 | Claude Code, Codex, OpenCode | 4 | 9,565 tok |
| handsome-rich/Awesome-Auto-Research-Tools A curated collection of automated research tools, covering literature search, paper readin | 1,275 | Claude Code | 1 | 75 tok |
| liliu-z/stashbase stashbase.ai An open-source, local-first writing workspace where you can write with Claude Code and Cod | 1,273 | Claude Code, Codex, OpenCode | 2 | 3,038 tok |
| MiniMax-AI/OpenRoom openroom.ai A browser-based desktop where AI Agent operates every app through natural language. | 1,272 | Claude Code | 3 | 1,801 tok |
| laude-institute/headlong headlong.ai An open source agent microharness featuring persistent agency and recursive LLMs. Of bash, | 1,272 | Claude Code, Codex, OpenCode | 2 | 1,521 tok |
| scottlerch/HostsFileEditor hostsfileeditor.com Easily edit and manage the hosts file for Windows | 1,267 | Claude Code | 1 | 4,073 tok |
| pnoker/iot-dc3 dc3.site IoT DC3 — Connect the Physical World to AI. An open-source Industrial IoT Runtime for Phys | 1,267 | Claude Code, Codex, OpenCode | 2 | 2,326 tok |
| soniqo/speech-swift soniqo.audio AI speech toolkit for Apple Silicon — ASR, TTS, speech-to-speech, VAD, and diarization pow | 1,265 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 5,191 tok |
| hoangnb24/repository-harness Turn any repo into an agent-ready workspace for Claude Code, Codex, Cursor, and other codi | 1,264 | Claude Code, Codex, OpenCode | 7 | 298 tok |
| bobbylight/RSyntaxTextArea A syntax highlighting, code folding text editor for Java Swing applications. | 1,261 | Claude Code | 1 | — |
| raspibolt/raspibolt raspibolt.org RaspiBolt v3: Bitcoin & Lightning full node on a Raspberry Pi | 1,259 | Claude Code | 1 | 2,837 tok |
| mrwadams/attackgen AttackGen is a cybersecurity incident response testing tool that leverages the power of la | 1,257 | Claude Code, Codex, OpenCode | 2 | 5,851 tok |
| ferdinandobons/startup-skill startupskill.me AI agent skills for startup validation, competitive intelligence, and planning | 1,257 | Claude Code, Codex, OpenCode | 2 | 4,686 tok |
| freshtechbro/claudedesignskills A comprehensive collection of Claude Code skills for modern web development, specializing | 1,257 | Claude Code | 1 | 7,820 tok |
| chunxiaoxx/nautilus-compass compass.nautilus.social Open memory & reliability layer for AI agents + independent judging/verification (NACRE ju | 1,256 | Claude Code, Codex, OpenCode | 3 | 2,108 tok |
| daaain/claude-code-log daaain.github.io A Python CLI tool that converts Claude Code transcript JSONL files into readable HTML / Ma | 1,255 | Claude Code | 6 | 1,407 tok |
| mozilla-ai/any-agent docs.mozilla.ai A single interface to use and evaluate different agent frameworks | 1,255 | Claude Code, Codex, OpenCode | 2 | 2,165 tok |
| modu-ai/moai-adk adk.mo.ai.kr Agentic development harness for Claude Code — SPEC-driven plan/run/sync, TRUST 5 quality g | 1,252 | Claude Code, Codex, OpenCode | 22 | 5,225 tok |
| Aaronontheweb/dotnet-skills Claude Code skills and sub-agents for .NET Developers | 1,250 | Claude Code, Codex, OpenCode | 2 | 1,294 tok |
| ColorlibHQ/email-templates colorlib.com Free HTML email templates for Mailchimp and other emails services | 1,248 | Claude Code | 1 | 1,729 tok |
| reticlehq/reticle app.reticle.sh AI agents can generate code, but still struggle to understand what they build. Reticle bri | 1,247 | Claude Code, Codex, OpenCode | 2 | 2,684 tok |
| Rizzo-AI-Academy/rizzo-pii rizzo-ai-academy.github.io Local-first privacy guard: anonymize your documents before sharing with LLMs. | 1,246 | Claude Code | 1 | 6,047 tok |
| frank890417/taiwan-md taiwan.md 🇹🇼 Let the whole world fully understand Taiwan | An open-source, AI-friendly knowledge b | 1,237 | Claude Code, Codex | 47 | 4,924 tok |
| ArcadeData/arcadedb arcadedb.com ArcadeDB Multi-Model Database, one DBMS that supports SQL, Cypher, Gremlin, HTTP/JSON, Mon | 1,237 | Claude Code | 3 | 4,055 tok |
| mem9-ai/mem9 Unlimited memory for OpenClaw | 1,235 | Claude Code, Codex, OpenCode | 2 | 3,039 tok |
| grafbase/grafbase the-guild.dev [Acquired by The Guild] The Grafbase GraphQL Federation Gateway | 1,226 | Claude Code | 2 | 4 tok |
| GoogleChrome/modern-web-guidance-src goo.gle | 1,226 | Claude Code, Codex, OpenCode | 14 | 487 tok |