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 |
|---|---|---|---|---|
| mreider/agilemarkdown agilemarkdown.com Run your backlogs in markdown | 8 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 3,597 tok |
| AkashAi7/stenographer-mode akashai7.github.io Shorthand-first token compression product with VS Code prompt bundles, exact token benchma | 8 | GitHub Copilot | 1 | 322 tok |
| actual-software/actual-cli cli.actual.ai Architecture questions, answered from your ADRs. | 8 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,269 tok |
| microsoft/aibast-agents-library Main repository for AI BAST Specialist Teal AI Agents Library | 8 | Claude Code, GitHub Copilot | 3 | 4,467 tok |
| formio/ai form.io The Form.io Agentic Coding Plugin — MCP server, Claude Code plugin, and AI skills library | 8 | Claude Code, GitHub Copilot, Cursor | 11 | 5,694 tok |
| structured-world/gitlab-mcp gitlab-mcp.sw.foundation GitLab MCP server — issues, merge requests, pipelines, code search. 80+ tools. | 8 | Codex, GitHub Copilot, OpenCode | 2 | 1,796 tok |
| clawnify/greybeard Behavioral guidelines for AI coding agents — drop into CLAUDE.md / AGENTS.md to reduce com | 8 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 15,123 tok |
| danielscholl-osdu/osdu-mcp-server A MCP server that communicates to an OSDU Instance | 8 | Claude Code, GitHub Copilot | 6 | 1,918 tok |
| husker/a2acast Zero-infrastructure A2A messaging between AI agents on different machines — Claude, ChatGP | 8 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,517 tok |
| provasign/prism provasign.dev Semantic change intelligence for coding agents — complete impact sets, edit-ready context, | 8 | Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode | 12 | 2,274 tok |
| s3644/academic-copilot-skills What it does — Research, Write, Review, Orchestrate Who it's for — Grad students, research | 8 | Claude Code, GitHub Copilot | 6 | 269 tok |
| NITISH-R-G/hackerrank-orchestrate-skills hackerrank.com Unofficial community toolkit for HackerRank Orchestrate: 8 agent skills (Claude Code, Code | 8 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 736 tok |
| Institut-du-Numerique-Responsable/skill-nr institut-du-numerique-responsable.github.io 🌱 Eco-design rules (RGESN, GR491, Opquast, RGAA) for 11 AI coding assistants — Continue, | 8 | GitHub Copilot | 15 | 9,486 tok |
| FluxonLab/Skillry fluxonlab.com Installable, permission-bounded, multi-platform agent skills & subagents for Claude Code, | 8 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 2,357 tok |
| porchetthub/-https-github.com-DietrichGebert-ponytail | 8 | Codex, GitHub Copilot, OpenCode | 2 | 1,117 tok |
| organvm-iii-ergon/public-record-data-scrapper organvm-iii-ergon.github.io 50-state UCC public-records intelligence — fresh, enriched, scored MCA / financing leads v | 8 | GitHub Copilot | 2 | 2,005 tok |
| rebel0789/Memory-Recall npmjs.com Local-first repo memory and context for coding agents. | 8 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,717 tok |
| thisismygitrepo/machineconfig A stack manager: a package manager, work orchestrator, dotfile manager, secrets manager, c | 8 | Claude Code, Codex, GitHub Copilot | 4 | 1,598 tok |
| SailfinIO/sailfin sfn.dev Self-hosted systems programming langauge with an effect system and compile-time capability | 8 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 42 | 11,248 tok |
| sempods/sempods-kotlin sempods.org sempods reference implementation for the JVM — pod server, identity service, hosted MCP, c | 8 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 5,174 tok |
| GrillerGeek/idd-framework A process framework for teams building software with AI coding agents. Replaces Epics/Feat | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,891 tok |
| MaxQian888/cognia-next | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 77 | 15,495 tok |
| paarths-collab/github-pr-context-mcp AI-Powered Repository Memory | 7 | Claude Code, Codex, GitHub Copilot, Cursor, Windsurf | 5 | 708 tok |
| PierreJanineh/TechDebtMCP pierrejanineh.github.io MCP server for analyzing and managing technical debt in codebases via the Model Context Pr | 7 | Claude Code, GitHub Copilot | 7 | 8,684 tok |
| AceDataCloud/NanoBananaMCP platform.acedata.cloud MCP server for Nano Banana AI image generation and editing via Ace Data Cloud. | 7 | Claude Code, GitHub Copilot | 2 | 814 tok |
| KevinRabun/judges MCP server with specialized judges to evaluate AI-generated code for security, cost, scala | 7 | GitHub Copilot | 5 | 6,029 tok |
| mzored/superpowers-cc-to-codex Claude orchestrates, Codex executes. Combines Claude's judgment with GPT's speed for codin | 7 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 4,546 tok |
| AndreasKarz/Vibe-Coding-Dev-Setup linkedin.com This repository contains a complete developer setup for .NET backend vibe coding with GitH | 7 | Claude Code, Codex, GitHub Copilot | 28 | 2,239 tok |
| Poorgramer-Zack/dart-expert-skills A comprehensive library of modular Agent Skills for Flutter & Dart development | 7 | GitHub Copilot | 2 | 2,975 tok |
| papagala/argo-kagent This repository is aimed at deployment of Kagent via ArgoCD to show the true K8s native ca | 7 | GitHub Copilot | 1 | — |
| ldastey-dev/agentic-context AI coding agent instructions and assessment playbooks | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,501 tok |
| ardacetinkaya/Business.AI.Demo This project demonstrates how to integrate AI capabilities into a typical business applica | 7 | GitHub Copilot | 1 | 659 tok |
| funsjanssen/faker-mcp npmjs.com Model Context Protocol (MCP) server for generating fake/mock data using Faker.js | 7 | GitHub Copilot | 1 | 177 tok |
| frootai/frootai frootai.dev From the Roots to the Fruits ! | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 9,774 tok |
| lambda-curry/devagent | 7 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 34 | 421 tok |
| Diplomat-ai/diplomat-agent diplomat.run What can your AI agent do to the real world? Scan your code. See which tool calls have zer | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,004 tok |
| luccapinto/agentic-data-kit The definitive AI Toolkit for Data Engineering & Analytics. Pre-configured specialists, sk | 7 | Codex, GitHub Copilot, OpenCode | 2 | 1,304 tok |
| Orpheus-K/symbiopulse SymbioPulse is an MCP-first context layer for AI coding agents. It builds a persistent pro | 7 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 1,565 tok |
| damien-schneider/agent-skills-library agents-library.dev The centralized hub for AI agent capabilities. Discover, share, and manage high-quality ma | 7 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 3,309 tok |
| francescogabrieli/glyph Instructions-as-Code toolchain for compact, measurable agent instruction manifests | 7 | Codex, GitHub Copilot, OpenCode | 2 | 2,828 tok |
| lqwdtech/SaturnZap lqwdtech.github.io Bitcoin Lightning wallet CLI built for autonomous AI agents. | 7 | Claude Code, GitHub Copilot | 3 | 1,782 tok |
| jeet129/praxis Production-grade skill library + agents + workflows + governance for AI coding agents — fu | 7 | Claude Code, GitHub Copilot | 13 | 393 tok |
| jaydeepkarale/awesome-agent-skills A collection of ready to use skills with Claude Code, Codex, Cursor, Vs Code | 7 | GitHub Copilot | 1 | 1,588 tok |
| traxito/TokenTrim | 7 | GitHub Copilot | 1 | 814 tok |
| hkaanturgut/ai-coding-agents-token-optimization | 7 | GitHub Copilot | 2 | 580 tok |
| omattsson/terragrunt-mcp-server Model Context Protocol (MCP) server providing AI assistants with comprehensive Terragrunt | 7 | Claude Code, GitHub Copilot | 2 | 1,070 tok |
| simonpainter/netbox-mcp simonpainter.com NetBox MCP Server | 7 | GitHub Copilot | 1 | 1,548 tok |
| oguzc/playwright-wizard-mcp MCP server providing Playwright test generation wizard with intelligent prompts and best p | 7 | GitHub Copilot | 1 | 590 tok |
| JKorf/Toobit.Net cryptoexchange.jkorf.dev C#/.NET client library for the Toobit.com cryptocurrency exchange REST and WebSocket APIs, | 7 | Codex, GitHub Copilot, OpenCode | 2 | 2,831 tok |
| hojinlee/multi-agent-repo-handoff-skill | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,096 tok |