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 |
|---|---|---|---|---|
| jg-valdes/claude-architect-prep CCA-F exam prep with Claude Code as your study coach. Notes for all 5 domains, exam-style | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 16 tok |
| Reedboot/Triage-Saurus Security Triage using AI | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 68 tok |
| Achimios/ObsidianVaults_V3 Rebuilding the architecture: distributed layered CONTEXT and LEARNINGS, local AGENTS, SKIL | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 15 | 3,395 tok |
| s1366560/agi-demos | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 8 | 7,115 tok |
| spivx/devcontext devcontext.xyz Developer-focused project for creating and evolving AI context & productivity tools | 5 | GitHub Copilot | 1 | 101 tok |
| victorfrye/dotfiles ⚙️ My Windows dotfiles for quick machine setup | 5 | Codex, GitHub Copilot, OpenCode | 2 | 3,845 tok |
| Maxim-Mazurok/route-aware-fuel-finder | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 761 tok |
| stden/pythorust_tg | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 5,747 tok |
| VolvoxCommunity/sobers sobers.app Sponsor-sponsee accountability app for people in 12-step recovery programs | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 5,831 tok |
| jketreno/clare CLARE — AI-Assisted Development Framework | 5 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 28 | 6,473 tok |
| ChenyCHENYU/wl-skills-design A Skills package ecosystem for detailed product design, covering requirements design (flow | 5 | GitHub Copilot, Kiro | 2 | 2,358 tok |
| ChenyCHENYU/wl-skills-kit A page-generation Skill package distilled from real project scenarios, with template refer | 5 | GitHub Copilot | 1 | 910 tok |
| hatefsystems/search-engine-core hatef.ir Our mission is to forge a more open, reliable, and user-focused future for internet search | 5 | Codex, GitHub Copilot, OpenCode | 13 | 5,230 tok |
| m3taz-ahmed/ai-globals Global AI rules and tech stack definitions | 5 | Claude Code, Codex, GitHub Copilot, OpenCode, Windsurf | 10 | 9,288 tok |
| jamditis/prompt-engineering-journalists mooc.amditis.tech Advanced prompt engineering for journalists: A 4-week MOOC moving from chat interfaces to | 5 | Claude Code, GitHub Copilot | 2 | 6,727 tok |
| projectbluefin/bluefin-mcp An MCP server for interacting with Bluefin from your agent client | 5 | Codex, GitHub Copilot, OpenCode | 2 | 1,778 tok |
| etugrand/bigcommerce-api-mcp BigCommerce MCP Server | 5 | Claude Code, GitHub Copilot | 2 | 92 tok |
| ragdollKB/taskNote-bridge-mcp TaskNote Bridge - MCP Server for Things 3 and Apple Notes integration | 5 | GitHub Copilot | 1 | 1,339 tok |
| AFET-TEAM/agent-delegation Copilot agent delegation yapısının proje reposudur. | 5 | Claude Code, GitHub Copilot | 5 | 5,050 tok |
| slashwhy/super-todo | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 61 | 10,775 tok |
| wptrainingteam/wp-mcp-server-demo Implements a basic MCP server using Abilities API and the MCP Adapter | 5 | GitHub Copilot | 1 | 1,740 tok |
| zloether/serverless-mcp-server Template for a serverless MCP server | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode, Windsurf | 5 | 1,779 tok |
| prizmPrograms/excel-mcp-server An MCP server for operating Excel VBA in a Windows environment | 5 | GitHub Copilot | 1 | 1,446 tok |
| rocari/clickup-mcp-server A Model Context Protocol (MCP) server that provides tools for interacting with the ClickUp | 5 | GitHub Copilot | 1 | 1,061 tok |
| roaming-panda-llc/sequence-mcp MCP server for the Sequence Banking API | 5 | Claude Code, GitHub Copilot | 2 | 740 tok |
| ymm-oss/try-and-learn-figma-mcp-server-book book.mynavi.jp A repository containing the sample code and design files for the book “Learn by Doing: Fig | 5 | GitHub Copilot | 1 | 3,761 tok |
| kulesh/recurgent Recursive agents as skills for model harnesses | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 11,384 tok |
| microsoft/Build26-DEM351-ai-skills-navigator-accelerate-tech-skills-with-personalized-learning build.microsoft.com Demo resources for AI Skills Navigator — personalized, role-aligned learning paths combini | 5 | Codex, GitHub Copilot, OpenCode | 2 | 1,032 tok |
| ansyeow/skills-build-applications-w-copilot-agent-mode Exercise: Build applications with GitHub Copilot agent mode | 5 | GitHub Copilot | 3 | 1,090 tok |
| lksnext-ai-lab/spec-kit-template Plantilla para especificaciones técnicas en Markdown con agentes/skills Copilot | 5 | Claude Code, Codex, GitHub Copilot | 29 | 3,565 tok |
| sevir/mycommandmcp A useful MCP server that converts cli system commands into MCP tools | 5 | GitHub Copilot | 1 | 419 tok |
| mrlarson2007/copilot-tdd-harness A GitHub Copilot TDD harness that enforces RED→GREEN→COMMIT→REFACTOR workflow using native | 5 | Claude Code, Codex, GitHub Copilot | 14 | 385 tok |
| devbyray/github-copilot-starter GitHub Copilot Starter is a template repository for teams and organizations who want to st | 5 | GitHub Copilot | 9 | 3,991 tok |
| jlantz/copilot-instructions-project-structure Automate JS/Python project structure markdown reports for GitHub Copilot Instructions via | 5 | GitHub Copilot | 1 | 856 tok |
| tatat/agents-playground tatat.github.io | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 349 tok |
| codenjoyme/copilot-mcp-langchain | 5 | GitHub Copilot | 1 | 56 tok |
| Azure-Samples/remote-mcp-webapp-node | 5 | GitHub Copilot | 1 | 329 tok |
| tannerpace/mcp-oracle-database | 5 | GitHub Copilot | 4 | 2,859 tok |
| harunraseed07/ADC_MCP_Project | 5 | GitHub Copilot | 1 | 191 tok |
| humanity4ai/project_human humanity4ai.github.io 9 humanity skills for AI agents — crisis detection, WCAG audits, empathy, cultural sensiti | 5 | Codex, GitHub Copilot, OpenCode | 2 | 3,112 tok |
| jonnybottles/patch-tuesday-mcp pypi.org MCP server for Microsoft Patch Tuesday - query MSRC security updates, CVEs, and KBs with E | 5 | Claude Code, GitHub Copilot | 2 | 10,790 tok |
| LiHongwei-cn/lihongwei-cn lihongwei-cn.github.io MUNDO - THE EMPEROR. Complete AI orchestration system with 1208 skills, 25 capability modu | 5 | Claude Code, GitHub Copilot | 2 | 3,995 tok |
| fabioc-aloha/Alex_Skill_Mall Curated GitHub Copilot plugin marketplace: 363 installable plugins plus a trust-scored dis | 5 | GitHub Copilot | 10 | 11,556 tok |
| natnew/Awesome-Agentic-Engineering natnew.github.io A curated map of agentic AI systems — covering architectures, frameworks, memory, evaluati | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 7,303 tok |
| TechSpokes/skill-base-template Skill template for AI agents | 5 | Codex, GitHub Copilot, OpenCode | 4 | 1,892 tok |
| zircote-plugins/documentation-review Claude Code plugin for comprehensive documentation management — review, create, update, an | 5 | GitHub Copilot | 1 | 272 tok |
| Jessinra/Lorekeeper jessinra.github.io Self-improving memory for AI agents | 5 | Claude Code, GitHub Copilot | 10 | 7,994 tok |
| sandraschi/jellyfin-mcp Jellyfin library automation via FastMCP — self-hosted media agent bridge. For Cursor / Cla | 5 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 5 | 737 tok |
| Scaffoldic/agentforge-graph pypi.org Turn any repo into a Code Knowledge Graph your coding agent can reason over — symbols, API | 5 | 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 | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,205 tok |