3,543 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 agents7,521Claude Code6,606Data and AI3,688Backend and APIs3,494Languages3,401Planning3,209Git and workflow3,151Code review2,736Memory and context2,361Testing2,351DevOps and cloud2,300Writing and docs2,297Research2,295Frontend2,250Security2,004Productivity1,709
All Claude Code32,117 Codex23,281 OpenCode22,054 GitHub Copilot3,543 Gemini CLI1,915 Cursor1,736 Windsurf119 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| fbossiere/proton-safe-mcp fbossiere.github.io Draft-only Proton Mail MCP server with attachment support and out-of-band human approval. | 3 | GitHub Copilot | 2 | 1,020 tok |
| Sarks0/mcp-ShellGateway A secure Model Context Protocol (MCP) server that provides Linux shell command execution c | 3 | Claude Code, GitHub Copilot | 2 | 1,413 tok |
| vohongtho/code-intel-platform | 3 | Claude Code, Codex, GitHub Copilot, Kiro, OpenCode, Windsurf | 24 | 9,599 tok |
| AtlassianPS/JiraAgilePS PowerShell module to interact with Jira's Agile plugin | 3 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 2,263 tok |
| SecondLifes/code-intel Hybrid semantic+keyword code search, RAG chat, and a 17-tool MCP server for Delphi/Pascal | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 50 | 8,454 tok |
| MCLifeLeader/seq-mcp Seq Open Telemetry MCP Server | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 6 | 9,462 tok |
| energychain/cernion-energy-tools MicroService Agent System for Energy Markets | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 28 | 5,657 tok |
| Tempguru-co/tempguru-mcp tempguru.co MCP server for W-2 event staffing across 345 US/CA markets: plan_staffing planner, live ra | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 5,545 tok |
| AceDataCloud/ProducerMCP platform.acedata.cloud MCP server for Producer/Riffusion AI music generation via AceDataCloud API | 2 | Claude Code, GitHub Copilot | 2 | 852 tok |
| MakeaMouse/fish-bridge-mcp An economical and fuel(token) efficient AI tool, graph session memory for looong chat sess | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 360 tok |
| MasonChow/source-map-parser-mcp paser source map | 2 | GitHub Copilot | 1 | 1,243 tok |
| Nizoka/pdfnative-mcp pdfnative.dev Official Model Context Protocol (MCP) server for local-first PDF/A generation. Empowers AI | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 16,512 tok |
| KevinRabun/GDPRShiftLeftMCP GDPR Shift-Left Compliance MCP Server — Azure-focused GDPR compliance automation. | 2 | GitHub Copilot | 2 | 2,030 tok |
| Leviathan0x0/Chronicle-MCP | 2 | GitHub Copilot, Cursor | 2 | 121 tok |
| Pakvothe/i1n-cli i1n.ai Localization as code. Push your translation keys, AI translates to 182 languages, pull typ | 2 | GitHub Copilot | 1 | 436 tok |
| barateza/mcp-plesk-dev-docs A unified MCP server that indexes and retrieves Plesk documentation using vector embedding | 2 | Claude Code, Codex, GitHub Copilot | 7 | 2,967 tok |
| calllint/calllint calllint.com Pre-flight risk linting for MCP and agent tools — check the blast radius before your agent | 2 | Codex, GitHub Copilot, OpenCode | 2 | 1,203 tok |
| benseverndev-oss/goldencheck [Archived] Now part of the Golden Suite monorepo: github.com/benseverndev-oss/goldenmatch | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 6,781 tok |
| orbs-network/spot orbs-network.github.io | 2 | Codex, GitHub Copilot, OpenCode | 2 | 2,138 tok |
| beydemirfurkan/todox todox.dev Working memory for developers and their agents — an agent-first task log with decisions, d | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 4,277 tok |
| elViRafa/agentic-memory Agentic memory fabric - MCP server for persistent memory management | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 5,869 tok |
| genecell/preprint-fulltext Retrieve full text of bioRxiv, medRxiv & arXiv preprints as structured sections — to groun | 2 | Codex, GitHub Copilot, OpenCode | 2 | 2,962 tok |
| neturely/okffs okffs.g2mk.dev okffs is a Model Context Protocol server for GitHub. Create and manage GitHub issues and p | 2 | Claude Code, GitHub Copilot | 3 | 11,998 tok |
| laffeyp/cascade-img greenrosesystems.com MCP server for LLM-operable Midjourney image generation — compose, generate, inspect with | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 9,467 tok |
| marcelo-ochoa/servers modelcontextprotocol.io Model Context Protocol Servers | 2 | Claude Code, GitHub Copilot | 2 | 2,265 tok |
| jackfioru92/mcp-aruba-email MCP server for Aruba email - Read, search, and send emails via IMAP/SMTP with AI assistant | 2 | GitHub Copilot | 1 | 151 tok |
| shigechika/jquants-mcp shigechika.github.io MCP server for Japanese stock market data via J-Quants API — tools for price history, fina | 2 | Claude Code, GitHub Copilot | 3 | 6,882 tok |
| taygunsavas/patina-unity-mcp A high-performance Unity MCP with extensible APIs for agentic tools. | 2 | GitHub Copilot | 1 | 378 tok |
| xyzzylabs/tc39-mcp mcp.xyzzylabs.ai MCP for the TC39 specs (not affiliated with Ecma/TC39). SHA-pinned ECMA-262 + ECMA-402, AO | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,590 tok |
| praveensehgal/remarkable-mcp MCP server for reMarkable Paper Pro Color — read, write, and manage your tablet from Claud | 2 | GitHub Copilot | 1 | 1,693 tok |
| sandraschi/email-mcp Multi-service email platform for MCP-compatible clients | 2 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 1,906 tok |
| trsdn/mcp-server-uiautomation nuget.org Windows UI Automation toolkit with CLI, MCP server, and VS Code extension. | 2 | GitHub Copilot | 9 | 975 tok |
| nolindnaidoo/regex-le letools.dev Find every regex in a codebase, and report which can be driven into catastrophic backtrack | 2 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 6 | 8,236 tok |
| nolindnaidoo/colors-le letools.dev Extract every color in a codebase, and say which ones are not in your palette | 2 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 6 | 8,235 tok |
| Tommertom/plugwise-mcp Plugwise MCP | 2 | Claude Code, GitHub Copilot | 6 | 5,914 tok |
| can-acar/jarvis JARVIS It’s a zero-friction Model Context Protocol (MCP) server that welds your AI agent t | 2 | GitHub Copilot | 4 | — |
| HuntsDesk/ve-gws workspacemcp.com Google Workspace MCP that actually writes. 28 tools across Docs/Slides/Sheets/Drive — mark | 2 | GitHub Copilot | 1 | 1,123 tok |
| myutex/commit-convention-mcp An MCP server providing commit convention tools and resources. | 2 | GitHub Copilot | 1 | 492 tok |
| mcqua007/agents-skeleton A language-agnostic starter repo for AI-powered development. Single-source-of-truth AGENTS | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 908 tok |
| amanasmuei/mcp-luno mcp server for luno | 2 | GitHub Copilot | 1 | 276 tok |
| reddy-sh/mcp-hub reddy.sh MCP Hub is a comprehensive framework for building, managing, and deploying Model Context P | 2 | GitHub Copilot | 1 | — |
| Rijul1204/rashedul-agentic-engineering My agentic-engineering workbench — Claude Code skills, subagents, and CI workflows I reuse | 2 | GitHub Copilot | 1 | 707 tok |
| DivyeshJayswal/minimalist Makes AI agent produce less code, fewer unnecessary steps, fewer tokens spent for the same | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,590 tok |
| JustinDFuller/ai-plans.dev ai-plans.dev | 2 | Claude Code, GitHub Copilot | 3 | 857 tok |
| yaseenshady/Lexoire yaseenshady.github.io A Voice Integration Tool for CLI Coding Assistants | 2 | Claude Code, GitHub Copilot | 2 | 1,279 tok |
| ozzy-labs/agentyard One-shot host bootstrap for AI-agent-driven development. Sets up WSL2 / Linux / macOS with | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,985 tok |
| zahardev/aicontext Teach AI to build features, not just write code. A development methodology framework for A | 2 | Claude Code, GitHub Copilot, OpenCode | 74 | 88 tok |
| druide67/college-of-ai-rchitects PRISM — A multi-LLM peer review framework for architectural governance. Triangulate AI Arc | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,664 tok |
| anasfik/undercover Undercover mode for AI agents — strips AI signatures from code and commits before pushing | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 1,849 tok |
| marcelopaniza/mempenny One memory, every AI. Shared memory management for all your coding agents — organized, lea | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 2,129 tok |