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 |
|---|---|---|---|---|
| mtct/journaling-mcp MCP Server for journaling | 7 | Claude Code | 1 | 479 tok |
| chrisleekr/mcp-server-playground A playground for Model Context Protocol (MCP) server built with TypeScript and Streamable | 7 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 2,633 tok |
| mackerelio-labs/mcp-server Local MCP (Model Context Protocol) server for integrating LLMs with Mackerel. | 7 | Claude Code | 1 | 466 tok |
| mmorris35/devplan-mcp-server MCP server for generating development plans, project roadmaps, and task breakdowns for Cla | 7 | Claude Code | 2 | — |
| SamMorrowDrums/mcp-go-starter A starter repo for building a go MCP server | 7 | Codex, OpenCode | 1 | 1,131 tok |
| openSVM/dflow-mcp dflow.opensvm.com mcp server for dflow.net | 7 | Claude Code, Codex, OpenCode | 2 | 2,958 tok |
| unionai-oss/union-mcp | 7 | Claude Code | 1 | 1,841 tok |
| neriousy/gemini-mcp A simple MCP server for using the Gemini CLI. | 7 | Claude Code | 10 | — |
| zizzfizzix/mcp-server-bwt Model Context Protocol (MCP) server for Bing Webmaster Tools (BWT) allowing Claude.ai and | 7 | Codex, OpenCode | 1 | 2,717 tok |
| rosenpin/todoist-mcp-server todoistmcp.rosenpin.io Remote MCP server for Todoist | 7 | Claude Code | 1 | 98 tok |
| hew/n8n-money n8n workflow automation with MCP integration for insurance claims and AI video compilation | 7 | Cursor | 1 | 843 tok |
| belt-sh/cli belt — the cloud platform cli for ai agents | 7 | Claude Code, Codex, OpenCode | 3 | 479 tok |
| molavec/mcp-api-client | 7 | GitHub Copilot | 1 | 321 tok |
| treasure-data/td-mcp-server npmjs.com An Official Treasure Data MCP Server | 7 | Claude Code | 1 | 1,496 tok |
| MyceliumInc/Outfit Portable, enforced agent personas. One spec - any runtime. | 7 | Claude Code | 3 | 1,250 tok |
| raheb77/saudi-open-data-mcp MCP server for reliable AI access to curated Saudi official open data. | 7 | Codex, OpenCode | 1 | 639 tok |
| pyang2045/twsemcp MCP server for Taiwan Stock Exchange (TWSE) - Access real-time market data, financial repo | 7 | Claude Code | 1 | 1,041 tok |
| Popplywop/tsql-mcp-server nuget.org SQL Server MCP Server - Provides SQL Server database access via Model Context Protocol | 7 | Claude Code | 1 | 798 tok |
| Dellety/vision-mcp-for-ds Vision MCP for DS — an MCP Server that adds visual capabilities to DeepSeek agents | 7 | Codex, OpenCode | 1 | 2,836 tok |
| saltyskip/rift riftl.ink Deep links for humans and agents. Cross-platform mobile deep linking with AI-readable cont | 7 | Claude Code, Codex, OpenCode | 2 | 7,790 tok |
| thomaspical/MCP-Outlook-Local-Server MCP Outlook Local Server sans nécessiter d'enregistrement d'application Azure ou d'authent | 7 | Claude Code | 1 | 2,241 tok |
| ruliana/mcp-chain A middleware architecture for MCP (Model Context Protocol) servers with dict-based transfo | 7 | Claude Code | 1 | 1,835 tok |
| dmae97/roblex-studio-mcp-server Model Context Protocol server for Roblex Studio | 7 | Claude Code | 1 | 270 tok |
| ouranos-labs/pseolint pseolint.dev SpamBrain-proof your pSEO before you publish, audit page relationships, not just pages. AI | 7 | Claude Code | 8 | — |
| ABTdomain/domainkits-mcp domainkits.com Domain intelligence through MCP. Turn Claude, GPT, Gemini into domain agents. Search newly | 7 | Gemini CLI | 1 | 1,463 tok |
| Zarl-prog/Smart-git-commit Stop writing "fix stuff". AI agent skill for gold-standard git commits across Claude Code, | 7 | Codex, OpenCode | 1 | 527 tok |
| zzhang82/Agent-Memory-Bridge glama.ai Persistent engineering memory for coding agents over MCP. | 7 | Codex, OpenCode | 1 | 1,090 tok |
| richfrem/agent-plugins-skills Agentic OS Control Plane: deterministic state-machine governance for AI coding agents with | 7 | Claude Code, Codex, OpenCode | 2 | 2,391 tok |
| jojoprison/mnemo Persistent memory layer for Claude Code and Codex — your Obsidian vault on autopilot. Seve | 7 | Claude Code, Codex, OpenCode | 2 | 1,018 tok |
| smicolon/ai-kit smicolon.com Convention packs for any AI coding tool - agents, skills, commands, and rules for 15 tools | 7 | Claude Code, Codex, OpenCode | 2 | 6,135 tok |
| Nolpak14/getregdata apify.com Official business-registry data for AI agents - KYC/AML, beneficial owners (UBO), insolven | 7 | Codex, OpenCode | 1 | 1,109 tok |
| altafino/FableClaudeMDForOpus altafino.com A Fable written Claude MD for Opus/Sonnet to give it some of the quality methodology that | 7 | Claude Code | 1 | 1,403 tok |
| Minara-AI/media-agent | 7 | Claude Code | 1 | 720 tok |
| 8ix/neurodiverse-claude-skills A set of Claude skills I built for myself as a neurodivergent professional. If your brain | 7 | Claude Code | 1 | — |
| synaptiai/synapti-marketplace The Synapti Marketplace is a curated collection of Claude Code plugins designed for AI-aug | 7 | Claude Code, Codex, OpenCode | 2 | 319 tok |
| WesleySmits/agent-skills 43 production-ready skills for AI coding agents. Works with Claude, GitHub Copilot, Cursor | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,432 tok |
| tiankonglan/TomeWiki Game wiki template: clone it, name the game, deploy. Unofficial fan sites you own — not Fa | 7 | Claude Code, Codex, OpenCode | 2 | 1,065 tok |
| HK-hub/AgentSkills A curated collection of Agent Skills for Claude Code, Open Code, and more, covering Agent/ | 7 | Claude Code | 1 | 852 tok |
| ramboz/jig A Claude Code and Codex plugin that scaffolds AI-native development practices into new pro | 7 | Claude Code, Codex, OpenCode | 8 | 6,940 tok |
| will-17173/telegram-cli will-17173.github.io Multi-account Telegram CLI for syncing chats, searching messages locally, listening in rea | 7 | Codex, OpenCode | 3 | 907 tok |
| handsomeng/Hskill-chatcut Reusable Agent Skills for ChatCut talking-head editing and AI-driven publishing to Xiaohon | 7 | Codex, OpenCode | 1 | 32 tok |
| darecstowell/scratchboard darecstowell.github.io A kanban board for the markdown tickets already in your repo. One npx command, nothing ins | 7 | Claude Code, Codex, OpenCode | 2 | 2,284 tok |
| pactflow/pactflow-agent-skills docs.pact.io Plugins, Subagents & Agent Skills for Pactflow, Pact & Drift | 7 | Codex, OpenCode | 1 | 942 tok |
| Wolfe-Jam/faf-mcp faf.one Persistent Project Context for Cursor, IDEs and VS Code — IANA-registered .faf format · 29 | 7 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 2,473 tok |
| thettwe/nyann Nyann (ငြမ်း) is Burmese for scaffolding. Nyann is a Claude Code plugin that sets up and m | 7 | Claude Code | 1 | 559 tok |
| ThoTischner/observability-mcp npmjs.com Unified observability gateway for AI agents — one MCP server for Prometheus, Loki, and any | 7 | Claude Code | 1 | 1,961 tok |
| debugbundle/debugbundle debugbundle.com DebugBundle product source and runtime code. | 7 | Claude Code, Codex, OpenCode | 7 | 3,481 tok |
| smallocean43658/codex-superpowers Codex-first fork of Superpowers skills with Codex-native tool guidance | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,849 tok |
| anh-chu/llm-wiki-pm PM knowledge base skill for Claude Code. Karpathy's LLM Wiki pattern with supersession, pr | 7 | Codex, OpenCode | 1 | 1,415 tok |
| stewie-sh/agent-crystallize Local-first checkpoints and crystals for long-running AI coding agent sessions. | 7 | Claude Code, Codex, OpenCode | 2 | 467 tok |