43,636 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| marcoemrich/EXACT-Coding-Exercises Exercise repo for the EXACT Coding workshop -- Example-guided, AI-Collaborative & Test-dr | 14 | Claude Code | 8 | — |
| nongjun/feishu-cursor-claw Turn Feishu/Lark into a remote control for Cursor AI — your personal AI strategic partner | 14 | Claude Code, Codex, Cursor, OpenCode | 5 | 1,840 tok |
| baijum/ukulele-companion baijum.github.io An offline app for learning ukulele — on Android and iOS. Chords, scales, music theory, co | 14 | Claude Code, Codex, Cursor, OpenCode | 25 | 3,299 tok |
| krokoko/cairn AI readiness & verification toolkit — measure how ready your codebase is for autonomous AI | 14 | Claude Code, Codex, OpenCode | 2 | 295 tok |
| tigrisdata/mcp-oidc-provider tigrisdata.com Open-sourced mcp-oidc-provider: a minimal, vendor-neutral OIDC layer that sits between MCP | 14 | Claude Code, Codex, OpenCode | 2 | 639 tok |
| Wynelson94/longhand glama.ai Lossless local memory for Claude Code. The full, unabbreviated version. Every tool call, e | 14 | Claude Code | 1 | 1,158 tok |
| mbrummerstedt/powerbi-analyst-mcp This repo is a local mcp server made for connecting Power BI to your llm for analysis purp | 14 | Claude Code | 1 | 625 tok |
| kousen/OsqueryMcpServer MCP wrapper and Claude Code Skill for osquery | 14 | Claude Code | 1 | 3,059 tok |
| willwebster5/crowdstrike-mcp | 14 | Claude Code | 1 | — |
| septract/lean-aristotle-mcp | 14 | Claude Code | 1 | 1,225 tok |
| ratel-ai/ratel-local MCP server library + ratel-local CLI: expose a Ratel tool catalog as a Model Context Proto | 14 | Claude Code, Codex, OpenCode | 2 | 479 tok |
| Averyy/fetchaller-mcp fetchaller.com Simple MCP server that allows Claude Code to fetch URLs without permission prompts (includ | 14 | Claude Code | 1 | 6,288 tok |
| smykla-skalski/klaudiush A validation dispatcher for Claude Code hooks that enforces git workflow standards, commit | 14 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 7,199 tok |
| subvertnormality/paranoia Local MCP server for cross-agent adversarial code review — Claude Code and Codex CLI criti | 14 | Claude Code, Codex, OpenCode | 2 | 13,221 tok |
| sysdiglabs/sysdig-mcp-server Sysdig MCP Server | 14 | Claude Code, Codex, OpenCode | 2 | 1,581 tok |
| velesnitski/yt-mcp YouTrack MCP server for Claude Code | 14 | Claude Code | 1 | 1,336 tok |
| NoesisVision/nasde-toolkit noesis.vision CLI for benchmarks & evals of AI coding agents — on tasks you already understand, using yo | 14 | Claude Code, Codex | 3 | 10,790 tok |
| caelum29/calibre-mcp npmjs.com The most capable Calibre MCP server — full read/write tools plus multilingual semantic sea | 14 | Claude Code | 1 | 1,746 tok |
| alexey-pelykh/lhremote lhremote.org CLI and MCP server for LinkedHelper automation — let AI assistants control LinkedIn outrea | 14 | Claude Code, GitHub Copilot | 3 | 6,838 tok |
| longbridge/longbridge-mcp | 14 | Claude Code | 1 | 327 tok |
| Kbediako/codex-termux-pocket Codex CLI tweaked for Android/Termux (self-update + build version) | 14 | Codex, OpenCode | 12 | 5,484 tok |
| o-1717986918/arcvellum ArcVellum: a local Agent creative platform for long-form novels, screenplays, and pseudo-d | 14 | Codex, OpenCode | 1 | 737 tok |
| fixed-width/glass fixedwidth.tech MCP server: build → see → interact → debug loop over native GUI apps | 14 | Claude Code, Codex, OpenCode | 2 | 2,437 tok |
| OfficialBoomi/bc-integration Boomi Companion: Claude plugin for the boomi-integration skill | 14 | Claude Code | 1 | 698 tok |
| sint-ai/sint-protocol sint.gg Open-source runtime security and governance for AI agents, MCP tools, robotics, industrial | 14 | Claude Code, Codex, OpenCode | 2 | 4,746 tok |
| James-Traina/compound-science Research workflow toolkit for structural econometrics, causal inference, game theory, and | 14 | Claude Code | 1 | 2,386 tok |
| SiluPanda/academic-researcher Skill to write academic research papers | 14 | Claude Code | 1 | — |
| mbeacom/adrkit adrkit.dev Machine-readable architecture decision records. Git-native decision memory and governance | 14 | Claude Code, Codex, GitHub Copilot, OpenCode | 15 | 7,504 tok |
| Mnemosyne-OS/Mnemosyne-Neural-OS mnemosyne-os.io A control room for AI memory. Your files and conversations become searchable memory any mo | 14 | Codex, OpenCode | 1 | 1,933 tok |
| KERNlang/agon kernlang.com A coliseum for AI coding models. They race on the same task in isolated git worktrees, the | 14 | Codex, OpenCode | 1 | 3,141 tok |
| tf1993614/Know-your-fate Mingshu Tianwen is an open-source AI fortune-telling application combining Claude Code Age | 14 | Claude Code | 23 | 5,429 tok |
| AlterLab-IEU/AlterLab-FC-Skills 🎓 72 production-grade Claude AI skills for communication students — PR & advertising, cin | 14 | Claude Code | 1 | 5,796 tok |
| Lay4U/build-your-own-ai-agent 12 practical projects to master AI agents from scratch. No frameworks, no magic — just Pyt | 14 | Claude Code | 1 | 1,298 tok |
| KenTaniguchi-R/ledgr Self-hostable, open-source personal finance app (AGPLv3) | 14 | Claude Code, Codex, OpenCode | 2 | 3,089 tok |
| matematicsolutions/patron matematicsolutions.com Self-hosted, GDPR-safe AI agent for law firms. Zero-cloud, hash-chained audit trail (AI Ac | 14 | Claude Code, Codex, OpenCode | 2 | 5,112 tok |
| meller/laneconductor laneconductor.com Local-first control plane for multi-agent AI development — Claude + Gemini with a live Kan | 14 | Claude Code | 2 | — |
| phantom/phantom-agent-kit | 14 | Claude Code | 3 | 680 tok |
| davidmosiah/samsung-health-mcp wellness.delx.ai Unofficial local-first MCP server for Samsung Health personal-data CSV/ZIP exports. | 14 | Codex, OpenCode | 1 | 162 tok |
| WingedGuardian/skyrimvr-claude-toolkit AI-assisted Skyrim modding environment for Claude Code. SE/AE/VR — ESP tools, safety hooks | 14 | Claude Code, Codex, OpenCode | 14 | 14,395 tok |
| G-Research/bobbit Agent workforce manager for product owners | 14 | Claude Code, Codex, OpenCode | 12 | 1,618 tok |
| totigm/humanjs humanjs.dev Humanize browser automation for AI agents, QA tests, and demos. Playwright-first — record | 14 | Claude Code | 1 | 3,451 tok |
| zama-ai/sdk TypeScript SDK for confidential FHE smart contracts on Zama Protocol | 14 | Claude Code, Codex, OpenCode | 2 | 1,194 tok |
| tteggu87/DocTology Obsidian-first LLM Wiki skill pack with ontology-ready bootstrap, canonical JSONL truth la | 14 | Codex, OpenCode | 1 | 617 tok |
| labilezhu/everlingo EverLingo is an AI language companion that helps you learn in context and remember what yo | 14 | Claude Code, Codex, OpenCode | 3 | 456 tok |
| khusdasz-cmd/aigc-dedup-tool AIGC reduction is an AI reduction engine specifically designed for Chinese academic papers | 14 | Claude Code | 1 | 4,063 tok |
| vcruz305/hermes-agentic-bench Agentic test batteries for local models via Hermes Agent - scripted tools + real Hermes CL | 14 | Claude Code | 1 | — |
| BuildGreatProducts/product-os-public The open-source version of ProductOS, your operating system for building, launching and gr | 14 | Codex, OpenCode | 1 | 1,546 tok |
| Nebu1eto/choco-pi opinionated, project-aware configuration for the Pi coding agent | 14 | Claude Code, Codex, OpenCode | 16 | 562 tok |
| akopichin/afm Agentic AI flows manager | 14 | Claude Code, Codex, OpenCode | 3 | 31,018 tok |
| friedbotstudio/baseline baseline.friedbotstudio.com A discipline layer for Claude Code. Hooks at every tool boundary, a workflow that runs fro | 14 | Claude Code | 77 | 6,944 tok |