45,012 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 agents8,549Claude Code6,896Git and workflow3,630Data and AI3,579Backend and APIs3,559Languages3,491Planning3,321Code review2,909Testing2,691DevOps and cloud2,492Writing and docs2,490Memory and context2,374Research2,321Frontend2,311Security2,183Project management1,977
All Claude Code32,540 Codex24,898 OpenCode23,819 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,772 Windsurf202 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| classicchins/compounding-marketing cmo-skills.com A Claude Code + ChatGPT/Codex plugin for world-class Marketing & GTM workflows | 8 | Claude Code, Codex, OpenCode | 2 | 8,473 tok |
| DEFRA/claude-legacy-reveng-plugin A Claude Code plugin that encapsulates an agentic flow for reverse engineering legacy appl | 8 | Claude Code | 1 | 139 tok |
| DropFan/claude-code-plugins Claude Code plugins collection - custom plugins and curated favorites. chat-saver/skill-ex | 8 | Claude Code, Codex, OpenCode | 2 | 1,569 tok |
| Apptware-Product-Labs/markr apptware.com Fast Markdown preview for VS Code & Cursor — GitHub rendering, live TOC, Mermaid, multi-ta | 8 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,265 tok |
| sfc-gh-myoung/ai_coding_rules One universal AI coding rule set for all AI assistants, IDEs, and agents — portable, intel | 8 | Codex, OpenCode | 1 | 711 tok |
| eschatus/roll20-dm-mcp AI-assisted D&D 5e session management for Roll20 + D&D Beyond, built on MCP — live combat, | 8 | Claude Code | 3 | 10,539 tok |
| sylphiette269/premiere-mcp-editor-cn A Premiere Pro MCP editing assistant for Claude Code, Codex, and OpenClaw, supporting roug | 8 | Codex | 16 | — |
| NeuralRays/codexray X-ray vision for your codebase — semantic knowledge graph & MCP server with 16 tools that | 8 | Claude Code | 1 | 324 tok |
| markpasternak/canvas-drop canvas-drop.com Turn web artifacts into tools your team can use. Publish from files or an AI agent, contro | 8 | Claude Code, Codex, OpenCode | 2 | 4,677 tok |
| 777genius/infinity-context Reliable memory and context infrastructure for AI coding agents: source-backed facts, revi | 8 | Codex, OpenCode | 1 | 284 tok |
| eduair94/cambio-uruguay cambio-uruguay.com cambio-uruguay.com: Uruguay exchange rates, rentals, used cars and prices. Public API, rem | 8 | Claude Code, Codex, OpenCode | 2 | 31,803 tok |
| slayerlabs/slay-paper Slayer's universal paper formatka & workflow — dialectic reasoning (thesis↔antithesis→synt | 8 | Claude Code, Codex, OpenCode | 2 | 3,807 tok |
| 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 |
| sixseven42/seismic-benchmark-code Code for seismic benchmark | 8 | Claude Code | 1 | 1,939 tok |
| LuisSambrano/antigravity-config AI capability framework for Google Gemini and agentic workflows | 8 | Gemini CLI | 1 | 1,126 tok |
| lookatitude/guild Self-evolving Claude Code plugin for specialist agent guilds, structured planning, persist | 8 | Claude Code, Codex, OpenCode | 2 | 8,662 tok |
| cwensel/arcaneum CLI tools and Claude Code plugins for semantic and full-text search across code, docs, and | 8 | Claude Code, Codex, OpenCode | 2 | 1,885 tok |
| gbasin/figma-to-react Claude Code plugin for converting linear Figma screen flows into React components with exa | 8 | Claude Code | 2 | — |
| P4ST4S/mcp-audit A transparent Go proxy that intercepts, signs, and audits all MCP tool calls between any c | 8 | Claude Code, Codex, OpenCode | 5 | 2,890 tok |
| TheWayWithin/BOS-AI The Business Operating System AI (BOS-AI) Framework | 8 | Claude Code | 38 | 407 tok |
| burgebj/claude_everything | 8 | Claude Code, Codex, Kiro | 58 | — |
| btafoya/mailsandbox MailSandbox is a fast, zero-dependency email testing tool & API with a web UI, SMTP server | 8 | Claude Code | 1 | 1,392 tok |
| shelkesays/safelint SafeLint enforces safety-critical coding practices inspired by Gerard J. Holzmann’s “Power | 8 | Claude Code | 2 | 5,563 tok |
| bharath03-a/GitCortex bharath03-a.github.io Branch-aware code knowledge graph for Git repos — indexes your codebase on every commit vi | 8 | Claude Code, Codex, OpenCode | 25 | 764 tok |
| josix/agent-flow josix.github.io A Claude Code plugin that transforms Claude into a multi-agent orchestrated system with sp | 8 | Claude Code, Codex, OpenCode | 1 | 681 tok |
| peterblazejewicz/claude-plugins .NET C# cross-platform Claude Code plugins | 8 | Claude Code, Codex, OpenCode | 2 | 3,389 tok |
| Cheffromspace/mcp-nextcloud-calendar | 8 | Claude Code | 1 | 1,295 tok |
| forsonny/maker-framework MAKER Framework | 8 | Claude Code | 1 | 1,306 tok |
| zhouziyue233/great-econometrics Econometrics plugin for Claude and Cursor | 8 | Claude Code | 1 | 1,160 tok |
| mwguerra/plugins A disciplined engineering suite for Claude Code — six composable plugins (maestro, prd-bui | 8 | Claude Code | 1 | 2,051 tok |
| leprachuan/Wee-Orchestrator 🍀 Self-hosted multi-agent AI orchestrator — chat with Claude, Gemini & Copilot CLI from T | 8 | Codex, OpenCode | 1 | 3,470 tok |
| pamelafox/azure-cosmosdb-identity-aware-mcp-server pamelafox.github.io A code sample and presentation about building an identity-aware MCP server with FastMCP, A | 8 | Codex, OpenCode | 1 | 690 tok |
| billyjbryant/mcp-foxxy-bridge A one-to-many MCP Bridge. | 8 | Claude Code | 1 | 1,534 tok |
| myuon/refactor-mcp npmjs.com | 8 | Claude Code | 1 | 706 tok |
| magiclane/magiclane-mcp-server developer.magiclane.com A Model Context Protocol (MCP) server enabling AI agents with Magic Lane's location search | 8 | Claude Code, Codex, OpenCode | 2 | 6,103 tok |
| jgardner04/Ghost-MCP-Server An MCP Server for managing posts on Ghost CMS | 8 | Claude Code | 1 | 5,985 tok |
| CiscoDevNet/CiscoFMC-MCP-server-community | 8 | Codex, OpenCode | 1 | 303 tok |
| Chykalophia/ClickUp-MCP-Server---Enhanced | 8 | Claude Code | 1 | 209 tok |
| ca-risken/risken-mcp-server RISKEN's official MCP Server | 8 | Claude Code | 1 | 1,322 tok |
| microsoft/aibast-agents-library Main repository for AI BAST Specialist Teal AI Agents Library | 8 | Claude Code, GitHub Copilot | 3 | 4,527 tok |
| sumup/sumup-mcp mcp.sumup.com SumUp MCP Server. | 8 | Codex, OpenCode | 1 | 471 tok |
| Aradotso/OpenAra ara.so Open-source Computer Use in any agent. | 8 | Codex, OpenCode | 1 | 319 tok |
| tensorfreitas/lunatask-mcp Unofficial Lunatask MCP server | 8 | Claude Code, Codex, OpenCode | 2 | 3,320 tok |
| johnib/kusto-mcp MCP server for Azure Data Explorer (Kusto), enabling AI agents to explore, query, and unde | 8 | Claude Code | 2 | 1,118 tok |
| DanWahlin/ai-repo-adventures danwahlin.github.io A fun, Model Context Protocol (MCP) server and/or HTML generator that transforms code repo | 8 | Codex, OpenCode | 1 | 3,282 tok |
| CatholicOS/liturgical-calendar-mcp An MCP (Model Context Protocol) server that will allow AI agents to interact with the Litu | 8 | Claude Code | 1 | 1,481 tok |
| norandom/ragflow-claude-desktop-local-mcp because-security.com What if your AI agents could talk to your documents, so that you don't have to repeat your | 8 | Codex, OpenCode | 1 | 92 tok |
| SerhiiMaksymiv/targetprocess-mcp-server Target Process MCP server | 8 | Claude Code | 1 | 551 tok |