3,542 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 agents7,510Claude Code6,601Data and AI3,691Backend and APIs3,489Languages3,402Planning3,208Git and workflow3,142Code review2,734Memory and context2,361Testing2,349DevOps and cloud2,296Research2,292Writing and docs2,291Frontend2,248Security2,004Productivity1,708
All Claude Code32,107 Codex23,261 OpenCode22,036 GitHub Copilot3,542 Gemini CLI1,912 Cursor1,737 Windsurf119 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| jenreh/appkit Reflex.dev components based on mantine.dev. Chat application and image generation UI. | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 29 | 1,624 tok |
| diomonogatari/stash-mcp MCP Server to connect with your Bitbucket Server (aka Stash) | 4 | GitHub Copilot | 1 | 600 tok |
| u9401066/medical-calc-mcp 🏥 MCP Server with 121 validated medical calculators for AI agents. DDD architecture, evid | 4 | GitHub Copilot | 1 | 1,770 tok |
| oguzhankir/fmtly fmtly.dev The high-performance, local-first data engine for developers and AI agents. Format, valida | 4 | Claude Code, GitHub Copilot, Cursor | 3 | 3,198 tok |
| asterixix/polish-academic-mcp Polskie bazy wiedzy (od naukowych po dane statystyczne, prawne, meteorologiczne, normy ora | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 17,873 tok |
| sidrat2612/routesmith pypi.org Host-aware model routing for coding agents. Python library + MCP server for Claude Code, C | 4 | GitHub Copilot | 1 | 634 tok |
| blizzy78/mcp-task-manager Task Manager MCP Server | 4 | Claude Code, GitHub Copilot | 3 | 1,284 tok |
| SuLG-ik/kmp-api-lookup-mcp Fast MCP server for Kotlin/Native Apple API lookup with local klib indexing, compact symbo | 4 | GitHub Copilot | 1 | 254 tok |
| jpotter80/mcp A framework for building self-contained, searchable MCP servers from technical documentati | 4 | GitHub Copilot | 1 | 1,173 tok |
| RutvikPansare/Reqly API testing for AI agents. From codebase to CI in one agent session. | 4 | Claude Code, GitHub Copilot, Gemini CLI | 3 | 9,204 tok |
| AppsYogi-com/gsc-mcp-server Google Search Console MCP Server - Connect Google Search Console to Claude, Cursor, and ot | 4 | GitHub Copilot | 1 | 820 tok |
| Bogzx/LearnLoop learnloop-gules.vercel.app A team-wide prompting coach. Scores every prompt sent through Claude Code, Claude.ai, VS C | 4 | GitHub Copilot | 1 | 1,767 tok |
| azank1/cdv Conservative Dual-Verify — judging AI agent work with a deterministic floor + LLM critic ( | 4 | GitHub Copilot | 1 | 353 tok |
| KyaniteLabs/DialectOS kyanitelabs.github.io Spanish dialect localization MCP server and CLI. Translate across 25 regional variants wit | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 5 | 5,173 tok |
| converra/agent-triage Diagnose your AI agents in production. Extract policies from prompts, evaluate traces, gen | 4 | Claude Code, GitHub Copilot | 2 | 1,115 tok |
| u9401066/nsforge-mcp Neurosymbolic Forge — an MCP server that turns concepts into verifiable, traceable formula | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 23 | 5,925 tok |
| ozgurkarahan/salesforce-meta-tool-identity-propagation Salesforce Meta Tool (MCP Server) with end-to-end identity propagation via On-Behalf-Of (J | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 868 tok |
| Scaffoldic/agentforge-graph pypi.org Turn any repo into a Code Knowledge Graph your coding agent can reason over — symbols, API | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,309 tok |
| Driftya/code-meridian driftya.com Local graph memory for AI coding agents, giving MCP-compatible tools precise codebase cont | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,121 tok |
| Vahlame/create-vkm-kit npmjs.com Cross-platform kit that gives AI agents (Claude Code, Codex, Cursor) persistent memory: Ma | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 6,822 tok |
| craigcossairt/trellis The structure a project grows on: a free starter template for AI-assisted development. One | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 9 | 5,088 tok |
| zircote/git-notes-memory pypi.org Git-native, semantically-searchable memory storage for Claude Code. Captures decisions, le | 4 | Claude Code, GitHub Copilot | 2 | 3,796 tok |
| aws-samples/sample-healthomics-agentic-setup | 4 | GitHub Copilot | 2 | 1,213 tok |
| rogerSuperBuilderAlpha/hult-cohort-program site-nine-rouge-68.vercel.app Open-source curriculum and platform for the Hult Cohort Developer Program — GitHub-native, | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,414 tok |
| meta-quest/Meta-Spatial-SDK-Templates The Meta Spatial SDK Templates is a collection of code samples that demonstrate the capabi | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode, Windsurf | 6 | 413 tok |
| azuma520/cinematic-ui akseolabs.com A reasoning-first cinematic web design skill. Makes AI think like a film director — resear | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,879 tok |
| d4551/piratebao PirateBao is a TypeScript/Bun agent-skill package for terse pirate-speak AI coding replies | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 14 | 795 tok |
| rishapgandhi/python-skills AI-SDLC framework of skills, rules, and agent definitions that AI coding agents use to gen | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 6 | 4,061 tok |
| SolidKeyAB/logan AI-powered log file viewer and analyzer — handles 14M+ lines with virtual scrolling, MCP a | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 5,021 tok |
| chevy155/agent-readiness Deterministic repo readiness scanner for AI coding agents. | 4 | Codex, GitHub Copilot, OpenCode | 2 | 1,999 tok |
| Hundia/autospec AutoSpec - Your AI development blueprint generator | 4 | Claude Code, GitHub Copilot, OpenCode | 25 | 2,290 tok |
| ani3198/threadbase | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 785 tok |
| floytra-dev/ultra-max-token-burner akapust.in Turn dangerously efficient prompts into manager-visible AI work. | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 437 tok |
| yugasun/aiops aiops.yugasun.com Personal agent skills bundle for AI-assisted software development — grill, plan, implement | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,391 tok |
| getmaat/maat Keep docs and AI-agent instructions in sync. Scaffold docs-as-code, generate agent files, | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,972 tok |
| KeepThinking007/AI-Coding-Collaboration-Paradigm An AI coding collaboration template for large projects, enabling developers and AI agents | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,401 tok |
| israads/token-efficient | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,836 tok |
| Blackrose-blackhat/pux pux-site.vercel.app | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 310 tok |
| ysfAskri/archguardian Stop AI from slowly destroying your codebase. Tool-agnostic CLI + git pre-commit hook that | 4 | Claude Code, GitHub Copilot, Cursor | 36 | 1,619 tok |
| dallen4/labkit agentic patterns I find handy and reliable | 4 | Claude Code, GitHub Copilot | 12 | 2,138 tok |
| AccountZero/elon-stack Five rules that stop a coding agent from optimizing things that should not exist. | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,357 tok |
| jgiox/goodvibes One command. Production-grade project. No config. | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode, Windsurf | 15 | 6,796 tok |
| rustkit-ai/aimemo Persistent memory for AI coding agents: Claude Code, Cursor, Windsurf, and Copilot. One co | 4 | Claude Code, GitHub Copilot | 4 | 159 tok |
| segraef/sec-kit Security Pre-flight Kit | 4 | Claude Code, GitHub Copilot | 3 | 942 tok |
| Shreyas-prog108/shreyas-skills Personal engineering skill framework for agentic AI development(Inspired by Karpathy) — fo | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 282 tok |
| ArogyaReddy/https-github.com-JuliusBrussee-caveman | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 2,822 tok |
| LiveTrack-X/spec-driven-ai-development SDAD Protocol — a repository-local operating protocol for AI-assisted development that kee | 4 | GitHub Copilot | 1 | 1,215 tok |
| Rebell-Leader/SpatialAI_MCP Empowering spatial transcriptomics research by providing AI agents with a standardized int | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 8 | 9,039 tok |
| backendforth/next-sanity-starter bef-next-sanity-starter.netlify.app Production-shaped Next.js 16 + Sanity Studio v5 starter with locale routing, Mux video, Vi | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 6,807 tok |
| williamisnotdefined/rubiks-cube-solver | 4 | Claude Code, Codex, GitHub Copilot | 28 | 40,799 tok |