3,700 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 |
|---|---|---|---|---|
| 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 | 4,542 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 |
| felipesauer/mnema felipesauer.github.io Signed, append-only decision records for AI coding agents: an MCP server and CLI that hand | 4 | Codex, GitHub Copilot, OpenCode | 2 | 2,425 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 ozgurkarahan.com Build the engagement layer once: one Microsoft Foundry agent in Teams acts across Salesfor | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 896 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 |
| 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 | 2,400 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 |
| 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 |
| jyunming/Axon jyunming.github.io Local-first RAG engine with cited answers from your own docs. GraphRAG, sealed sharing, MC | 4 | Codex, GitHub Copilot, OpenCode | 10 | 9,191 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 |
| 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 | 947 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 | 1,138 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 | 9,498 tok |
| KaranTankshali/site-seo-pipeline A pipeline to research and suggest seo improvements | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,731 tok |
| IvanTsxx/AI-Nextjs-Monorepo-Starter A modern, AI-first Next.js monorepo template equipped with PostgreSQL, Prisma, Better-Auth | 4 | Claude Code, GitHub Copilot, Gemini CLI | 4 | 4,440 tok |
| rkttu/cadenza A custom MSBuild SDK family for writing console, worker, and web .NET apps as single .cs f | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,742 tok |
| Mehtrick/bjoern Behaviordriven Javabased Onehundret and ten percent Efficient Readable Notation | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,589 tok |
| HarperFast/Cortex Open-source AI memory system powered by Harper Fabric. Clone, configure, deploy. | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 5,244 tok |
| brycegao/android-finance-spec AI coding skill for Android finance apps: BigDecimal precision, RTL/i18n, Kotlin style, an | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 392 tok |
| florian101010/awesome-agentic-AI-coding-template Stop re-explaining your project to every AI agent. Pre-wired for Claude Code, Copilot, Cur | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 29 | 3,985 tok |
| agtm1199/uber-polya agtm1199.github.io A universal problem-solving skill for code agents (e.g. Claude, Codex), inspired by George | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,214 tok |
| kitproj/coding-context-cli kitproj.github.io Get the session context for a coding agent. | 4 | GitHub Copilot | 1 | 1,237 tok |
| bullboy1/babycoding This protocol is like a shared "tool inventory" for the project. Before writing any code, | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 10,135 tok |
| mjabreel77/Kontinue | 4 | Claude Code, GitHub Copilot | 3 | 7,933 tok |
| Mazalucas/El-DT-Lightweight-Army El DT is the framework that turns your AI into a Technical Director: it structures the con | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 5 | 1,357 tok |
| Genocs/genocs-library genocs.com Enterprise library to build .NET microservice solution | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Kiro | 11 | 915 tok |