43,730 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 agents7,670Claude Code6,650Data and AI3,673Backend and APIs3,507Languages3,392Planning3,227Git and workflow3,211Code review2,744Testing2,385Memory and context2,367Writing and docs2,330DevOps and cloud2,314Research2,288Frontend2,261Security2,032Productivity1,722
All Claude Code31,994 Codex23,359 OpenCode22,302 GitHub Copilot3,560 Gemini CLI1,917 Cursor1,740 Windsurf142 Kiro82
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| wangx-wx/yuque-mcp yuque mcp | 2 | Claude Code | 20 | — |
| shanewwarren/mcp-sst MCP server for SST dev - read logs, monitor Lambda invocations, and control dev servers fr | 2 | Claude Code | 1 | 530 tok |
| spatialy/huly-mcp | 2 | Claude Code | 3 | 951 tok |
| louislva/flashcards-mcp flashcards.louisarge.com MCP server for flashcards, so they're synced across your devices | 2 | Claude Code | 1 | 864 tok |
| thinkchainai/stock-intelligence-mcp MCP App Server for stock market data — AI-driven interactive charts, financials, analyst r | 2 | Codex, OpenCode | 1 | 1,947 tok |
| BalajiSriraman/mcp-server-clerk clerk-mcp.vercel.app Model Context Protocol (MCP) server for Clerk. Manage organizations, users, and roles dire | 2 | Claude Code | 1 | 3,286 tok |
| PatrickHeneise/rivian-mcp Unofficial Rivian API MCP | 2 | Claude Code | 2 | 933 tok |
| ulianbass/tradingview-mcp TradingView Desktop MCP bridge — 100+ tools for chart automation via CDP, Pine workflows, | 2 | Claude Code, Codex, OpenCode | 2 | 750 tok |
| felipethecosta/computer-use-mcp MCP server for computer use automation — screenshots, mouse, keyboard control | 2 | Claude Code | 1 | 479 tok |
| kieutrongthien/coding-mcp coding-mcp.omaicode.com Coding MCP is a multi-project MCP server for remote coding workflows. It lets agents work | 2 | Claude Code, Codex, GitHub Copilot | 4 | 320 tok |
| wauwaya/notion-workflow-mcp Personal workflow management via Claude CLI + Notion API (MCP Server) | 2 | Claude Code | 13 | 124 tok |
| AetherCore-Dev/token-rugcheck | 2 | Claude Code | 1 | 738 tok |
| guirguispierre/spotifyMCP Cloudflare-hosted remote Spotify MCP server with OAuth and per-user token storage for AI a | 2 | Codex, OpenCode | 1 | 293 tok |
| x-hannibal/mcp-memento A Gentle Persistence Layer for AI Coding Agents | 2 | Claude Code | 1 | 243 tok |
| shuji-bonji/pdf-reader-mcp npmjs.com An MCP (Model Context Protocol) server specialized in deciphering PDF internal structures. | 2 | Claude Code | 2 | 1,513 tok |
| li-yq/namespaced-hpc-mcp MCP server for namespaced HPC | 2 | Codex, OpenCode | 1 | 842 tok |
| mumez/smalltalk-validator-mcp-server MCP server for validating tonel formatted st files and smalltalk methods | 2 | Claude Code | 1 | 633 tok |
| shuji-bonji/pdf-spec-mcp npmjs.com An MCP (Model Context Protocol) server that provides structured access to ISO 32000 (PDF) | 2 | Claude Code | 1 | 6,275 tok |
| s9hn/figma-compaction-mcp MCP bridge that prunes Figma design context into compact plain-text context for agents | 2 | Codex, OpenCode | 1 | 498 tok |
| sandraschi/opencode-cli-mcp MCP server that wraps opencode CLI's HTTP API (opencode serve) into MCP tools, plus a weba | 2 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 1,910 tok |
| tristanmanchester/sifs Extremely fast hybrid code search for agents. | 2 | Codex, OpenCode | 1 | 259 tok |
| ggqshuai-hub/a2amarket-mcp-server A2A Market MCP Server — Connect AI agents to A2A Market via Model Context Protocol (31 too | 2 | Claude Code, Cursor | 1 | — |
| udithaMee/openkai Open-source personal memory system for AI agents via MCP - PostgreSQL + SQLite hybrid with | 2 | Claude Code | 1 | 1,843 tok |
| samirjani03/redteam-mcp A powerful penetration testing MCP server that runs 20 real hacking tools inside a Kali Li | 2 | Claude Code | 1 | 3,732 tok |
| kruschdev/pg-git-mcp A PostgreSQL-backed Git implementation and semantic memory MCP server for AI coding agents | 2 | Codex, OpenCode | 1 | 807 tok |
| joshdougall/memory-mcp Valkey-backed MCP memory server for AI agents — persistent, searchable, versioned cross-se | 2 | Codex, OpenCode | 1 | 1,040 tok |
| paulieb89/uk-property-mcp | 2 | Claude Code, Codex, OpenCode | 5 | 1,272 tok |
| Chefy3x/tradingview-mcp-chefy Token-efficient TradingView MCP for backtesting — built on LewisWJackson/tradingview-mcp-j | 2 | Claude Code | 1 | 1,873 tok |
| hkopenai/hk-city-mcp-server This is an MCP server that provides access to government city data through a FastMCP inter | 2 | Gemini CLI | 1 | 142 tok |
| gusztavvargadr/foaas-mcp foaas.io MCP server to expose the functionality of FOAAS (Fuck Off As A Service) to AI clients | 2 | GitHub Copilot | 1 | 2,118 tok |
| theobjectivedad/powersearch-mcp PowerSearch MCP helps AI agents search and retrieve content from the public web with fewer | 2 | Codex, GitHub Copilot, OpenCode | 2 | 1,562 tok |
| deepwa7er/poe2-mcp Path of Exile 2 MCP server for build analysis | 2 | Claude Code | 1 | — |
| langlink-localization/xliff-mcp-server MCP server for processing XLIFF translation files | 2 | Codex, OpenCode | 1 | 320 tok |
| InstaWP/mcp-wp-php MCP for WordPress using PHP SDK (by ModelContextProtocol) | 2 | Claude Code | 1 | 3,402 tok |
| kitimark/claudeai-mcp-bridge Bridge claude.ai connectors (Slack, Atlassian, Gmail, Calendar) into any MCP client with z | 2 | OpenCode | 4 | — |
| ikari-software/fibaro-mcp A Model Context Protocol server for Fibaro home automation | 2 | Claude Code | 1 | 882 tok |
| sydasif/nornir-mcp-server Nornir MCP Server provides a specialized set of tools for network engineers and AI agents | 2 | Claude Code, Codex, OpenCode | 2 | 840 tok |
| AndrewHossam/rumble-mcp | 2 | Claude Code | 1 | 443 tok |
| hkopenai/hk-election-mcp-server This is an MCP server that provides access to government election and legislature data thr | 2 | Gemini CLI | 1 | 77 tok |
| PopoverAI/browser-automation | 2 | Claude Code | 2 | 1,991 tok |
| dvcrn/mcp-server-linear a (working!) MCP server for accessing Linear with multiple workspaces support | 2 | Claude Code | 1 | 1,809 tok |
| neutral-Stage/gmail-mcp-server neutral-stage.github.io A powerful Gmail MCP server for AI agents — search, read, send, organize emails via Claude | 2 | Codex, OpenCode | 1 | 1,398 tok |
| ghost-maxi/fivem-enhanced-mcp Unofficial, source-grounded MCP server and Codex skill for framework-neutral FiveM develop | 2 | Codex, OpenCode | 1 | 445 tok |
| freeplayai/freeplay-mcp | 2 | Claude Code | 1 | 1,513 tok |
| yushulx/simple-dynamsoft-mcp npmjs.com MCP (ModeContext Protocol) server that enables AI assistants to write correct code with Dy | 2 | Codex, OpenCode | 1 | 1,629 tok |
| mightbesaad/audit-event-mcp Hash-chained audit log for AI agents — MCP-native, Cloudflare Durable Objects + SQLite | 2 | Claude Code | 1 | 2,188 tok |
| Genealogy-MCP/gedcom-mcp ghcr.io MIRROR - Development at https://gitlab.com/genealogy-mcp/gedcom-mcp | 2 | Claude Code | 1 | 1,866 tok |
| algony-tony/mymcp | 2 | Claude Code | 1 | 2,624 tok |
| bojanrajkovic/mcp-paprika | 2 | Claude Code, Codex, OpenCode | 4 | 2,879 tok |
| twinity1/better-confluence-mcp MCP server for confluence adjusted to work better with coding agents | 2 | Claude Code, Codex, OpenCode | 2 | 2,384 tok |