24,842 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 agents8,530Claude Code6,887Git and workflow3,618Data and AI3,582Backend and APIs3,558Languages3,485Planning3,325Code review2,903Testing2,691DevOps and cloud2,482Writing and docs2,481Memory and context2,373Research2,322Frontend2,310Security2,179Project management1,971
All Claude Code32,523 Codex24,842 OpenCode23,761 GitHub Copilot3,723 Gemini CLI2,038 Cursor1,771 Windsurf201 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| agentlint/agentlint agentlint.sh The Lighthouse for AI coding agents. Audit any repo for how ready it is for Claude Code, C | 3 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 3,497 tok |
| theorionic/mcp-acp-bridge A stateful Model Context Protocol (MCP) server that acts as a bridge to interact with Agen | 3 | Claude Code, Codex | 1 | — |
| Karasowl/KodexBar-Suite kodexbar.vercel.app Linux and Windows AI quota monitor for Claude Code, OpenAI Codex, Cursor, Grok, OpenCode G | 3 | Claude Code, Codex, OpenCode | 2 | 45 tok |
| oleg494/coding-kit Portable agent-brain kit: superpowers methodology, YAGNI minimalism, cross-chat SQLite FTS | 3 | Claude Code, Codex, OpenCode | 2 | 635 tok |
| IoTAiTech/MC-GPT iotaitech.github.io MC-GPT: say the outcome in English or German. Task, Meeting and Multi-Coder for Claude, Co | 3 | Codex, OpenCode | 1 | 601 tok |
| rhyme17/ai-study-workflow AI-assisted active recall workflow for university learning, final exam review, course PDFs | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 537 tok |
| RMITBLOG/ParallelsRAS_MCP MCP for Parallels RAS | 3 | Claude Code, Codex | 1 | — |
| The-40-Thieves/alexandria-mcp the40thieves.dev 152-source digital library MCP server. Natural-language search, full-text reading, and cit | 3 | Claude Code, Codex, OpenCode | 12 | 222 tok |
| rmednitzer/relay-shell rmednitzer.github.io Model Context Protocol server for full shell and SSH fleet operation, with audit, tiered a | 3 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 3,284 tok |
| sandraschi/steam-mcp MCP server for Valve's Steam — profile, library, stats, store, Workshop. 14 tools, React d | 3 | Claude Code, Codex, OpenCode | 2 | 786 tok |
| VitexSoftware/mcp-server-abraflexi MCP server for AbraFlexi integration using FastMCP and python-abraflexi | 3 | Codex, OpenCode | 1 | 1,132 tok |
| esneiderbravo/speclaw npmjs.com Where specs become law. One command turns any repo into a spec-driven, agent-ready project | 3 | Claude Code, Codex, OpenCode | 2 | 3,377 tok |
| jpantsjoha/pinescript-plugin jpantsjoha.com Pine Script v6 skills and MCP tooling for coding agents — backed by a real validator, not | 3 | Codex, Gemini CLI, OpenCode | 2 | 627 tok |
| shayanline/msloop-mcp MCP server for Microsoft Loop. No app registration required, reuses your existing Loop web | 3 | Codex, OpenCode | 1 | 1,341 tok |
| hasindu-madushan/slim-atlas-ai A Model Context Protocol (MCP) server that provides extremely lightweight browser automati | 3 | Codex, OpenCode | 1 | 3,889 tok |
| NetzSicht/amazon_ads_mcp | 3 | Claude Code, Codex, OpenCode | 2 | 4,739 tok |
| Nitjsefnie-Harness-Commons/daedalus Browser bridge for agents: drive a real Chrome instance over HTTP, MCP or CLI | 3 | Claude Code, Codex, OpenCode | 3 | 5,912 tok |
| ArtiPyHeart/mcp-jumpserver-gui-sucks | 3 | Codex, OpenCode | 1 | 1,475 tok |
| t-rhex/obsidian-mcp-server MCP server for Obsidian vaults — direct filesystem access with git sync, wikilinks, and fr | 3 | Claude Code, Codex, OpenCode | 2 | 839 tok |
| GWLlosa/elite-dangerous-local-ai-tie-in-mcp Model Context Protocol server for Elite Dangerous integration with Claude Desktop and EDCo | 3 | Codex, Cursor, OpenCode | 2 | 2,201 tok |
| nukkerman2000/live2d-mcp | 3 | Codex, OpenCode | 1 | 157 tok |
| MikeCase/arcane-mcp arcanemcp.splaq.us MCP server for Docker management via the Arcane API | 3 | Claude Code, Codex, OpenCode | 2 | 2,387 tok |
| LBurny/pyspy-mcp pyspy-mcp is a Model Context Protocol (MCP) server that brings Python performance profilin | 3 | Codex, OpenCode | 1 | 1,280 tok |
| MALeitch/live-ketcher-mcp MCP server connecting AI assistants to a live Ketcher structure editor (open-source ChemDr | 3 | Codex, OpenCode | 1 | 3,063 tok |
| erikvankempen/bukio-cli agentic.bukio.nl Agent-first double-entry bookkeeping for SMEs — 31 jurisdictions, Peppol BIS 3.0 ready, lo | 3 | Codex, OpenCode | 1 | 25,056 tok |
| rookie136/bg-tasks-mcp MCP server for background task management in AI coding agents. Start, monitor, and stop de | 3 | Codex, OpenCode | 1 | 410 tok |
| vintik100/bunbrowser Ultra-fast, zero-download Model Context Protocol (MCP) server for browser automation, powe | 3 | Codex, OpenCode | 1 | 1,008 tok |
| arr-mcps/qbittorrent-mcp Model Context Protocol for qbittorrent/qBittorrent | 3 | Codex, OpenCode | 1 | 1,464 tok |
| adsagents/adsagent-ai-skills adsagent.md AdsAgent hosted MCP for Meta, Google Ads & TikTok — public Chatgpt/Claude/Cursor/Grok skil | 3 | Codex, OpenCode | 1 | 454 tok |
| Lazynext-Platform/lazynext lazynext.com Lazynext — The Autonomous Company Operating System. You set the direction; a 12-role AI ag | 3 | Claude Code, Codex, OpenCode | 9 | 29,905 tok |
| Arnon-hs/atlasrepo-mcp AtlasRepo MCP — public read-only connector for evidence-backed open-source catalog recomme | 3 | Codex, OpenCode | 1 | 129 tok |
| zdrjson/thinking-prompts-skill zdrjson.github.io 12 thinking prompts in English & 中文 — ask, learn, solve, decide, know yourself. Web + MCP | 3 | Codex, OpenCode | 1 | 1,796 tok |
| hawkixs/brain-v42 Persistent memory for coding agents over MCP — typed knowledge, semantic search, session l | 3 | Claude Code, Codex, OpenCode | 3 | 10,480 tok |
| Kargatharaakash/grok-bot-mcp MCP server for Grok Bot — let any AI agent control your bots: create, message, read transc | 3 | Codex, OpenCode | 1 | 818 tok |
| ar-agents/ar-agents ar-agents.ar Open infrastructure for Argentina's sociedades de IA (AI-operated companies, draft General | 3 | Claude Code, Codex, OpenCode | 2 | 253 tok |
| YakupEmreYerli/mcp-firefly-iii yakupemreyerli.github.io Security-first, self-hosted MCP server for Firefly III — 152 operations behind 5 scoped to | 3 | Claude Code, Codex, OpenCode | 2 | 3,976 tok |
| cyanheads/tmdb-mcp-server npmjs.com Search movies, TV, and people on The Movie Database (TMDB) — credits, ratings, trailers, i | 3 | Claude Code, Codex, OpenCode | 2 | 16,064 tok |
| cyanheads/seerr-mcp-server npmjs.com Search Jellyseerr/Overseerr, check availability, and create guarded media requests via MCP | 3 | Claude Code, Codex, OpenCode | 2 | 17,842 tok |
| cyanheads/reliefweb-mcp-server npmjs.com Search ReliefWeb humanitarian reports, disasters, jobs, training, and country profiles via | 3 | Claude Code, Codex, OpenCode | 2 | 15,444 tok |
| cyanheads/sanctions-screening-mcp-server npmjs.com Screen names against the consolidated OFAC, EU, UK, and UN sanctions lists and resolve leg | 3 | Claude Code, Codex, OpenCode | 2 | 20,422 tok |
| cyanheads/usgs-water-mcp-server npmjs.com Query real-time and historical water data from ~8,000 USGS stream gages and groundwater we | 3 | Claude Code, Codex, OpenCode | 2 | 12,658 tok |
| cyanheads/noaa-marine-mcp-server npmjs.com Find NOAA tide stations and NDBC buoys, fetch tide predictions, water levels, tidal curren | 3 | Claude Code, Codex, OpenCode | 2 | 17,760 tok |
| cyanheads/attack-surface-mcp-server npmjs.com Passive external attack-surface mapping: CT subdomains, DNS, TLS, HTTP posture, RDAP/WHOIS | 3 | Claude Code, Codex, OpenCode | 2 | 17,564 tok |
| cyanheads/national-parks-mcp-server npmjs.com Plan US National Park Service trips — find parks, check alerts and closures, find campgrou | 3 | Claude Code, Codex, OpenCode | 2 | 16,356 tok |
| cyanheads/nhtsa-vehicle-safety-mcp-server npmjs.com Decode VINs, search recalls, complaints, crash ratings, and investigations via MCP. STDIO | 3 | Claude Code, Codex, OpenCode | 2 | 15,698 tok |
| sandraschi/leanforge-mcp Lean theorem prover MCP: automated proof search, mathlib integration, job management | 3 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 5 | 3,048 tok |
| sushiHex/hardline-mcp MCP server that lets local Claude Code, Codex, and Hermes agents message and delegate to e | 3 | Claude Code, Codex, OpenCode | 2 | 4,851 tok |
| Melvynx/lumail-skills lumail.io Lumail agent skills, MCP plugins, and setup docs for AI-native email marketing | 3 | Codex, OpenCode | 1 | 263 tok |
| ztemerbekov/a1-yandex-kit-skills t.me Tell the assistant in plain language what should be built in the Yandex KIT store, and it | 3 | Claude Code, Codex, OpenCode | 2 | 1,922 tok |
| nublson/purl purl.live A home for your pearls | 3 | Claude Code, Codex, OpenCode | 2 | 36,860 tok |