43,750 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 agents7,690Claude Code6,656Data and AI3,669Backend and APIs3,506Languages3,395Planning3,227Git and workflow3,219Code review2,753Testing2,387Memory and context2,368Writing and docs2,331DevOps and cloud2,317Research2,292Frontend2,266Security2,036Productivity1,725
All Claude Code31,992 Codex23,401 OpenCode22,346 GitHub Copilot3,564 Gemini CLI1,917 Cursor1,741 Windsurf146 Kiro83
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| mogharsallah/turjuman Open-source, self-hosted translation management driven by an MCP server — agents do the tr | 1 | Claude Code | 6 | 2,340 tok |
| bysonte/ssh-manager-mcp-server | 1 | Claude Code | 1 | 2,528 tok |
| RP-Digital-Innovations/context-snipe Deterministic dependency + CVE context for AI coding tools, over the Model Context Protoco | 1 | Claude Code | 1 | 2,052 tok |
| afriemann/md-mcp | 1 | Claude Code, OpenCode | 10 | — |
| menemy/sideshell sideshell.dev AI sidecar terminal — let any MCP-capable agent run commands in a visible, persistent term | 1 | Claude Code | 1 | 840 tok |
| zach-source/claude-mailbox MCP mailbox for cross-talk between concurrent Claude Code sessions — beads-backed presence | 1 | Claude Code, Codex, OpenCode | 5 | 2,152 tok |
| Tamaz-sujashvili/senior-code-mcp MCP server giving coding agents semantic + structural search over your codebase, so they r | 1 | Codex, OpenCode | 1 | 852 tok |
| Okam-AS/deckhand MCP server on a Mac that boots iOS simulators & Android emulators for any branch/PR and re | 1 | Claude Code, Codex, OpenCode | 6 | 7,146 tok |
| coelhobugado/antigravity-browser-bridge Beta native Chrome and MCP bridge for Antigravity agents, built on Vercel agent-browser | 1 | Codex, OpenCode | 1 | 2,259 tok |
| josephmcgarvey/runcloud-mcp-server An MCP server to interface with your Runcloud managed servers. | 1 | Claude Code, Codex, OpenCode | 5 | 3,848 tok |
| rbutera/harness-bridge Cross-harness MCP connector for coding agents | 1 | Claude Code | 3 | — |
| JRM-FusionAL/FusionAL Unified MCP gateway — 150+ AI tools in Claude Desktop via one Docker command. Full Windows | 1 | Claude Code | 1 | 3,684 tok |
| studioinfj-art/stoners-design 51 portable design skills and a searchable MCP for Codex, Claude, Gemini, Copilot, Cursor, | 1 | Gemini CLI | 1 | 63 tok |
| kocicjelena/nextjs-mcp-kit npmjs.com A Next.js App Router MCP server, MCP client and provider-agnostic chat UI drop-in routes, | 1 | Claude Code | 1 | 4,010 tok |
| xiaojiou176-open/fileman xiaojiou176-open.github.io Review-first local AI file organizer with dry-run apply, rollback, and agent-safe MCP. | 1 | Claude Code, Codex, OpenCode | 2 | 1,954 tok |
| ankitforcode/medify-mcp-server | 1 | Cursor | 2 | — |
| sandraschi/mastodon-mcp FastMCP Mastodon / ActivityPub client with SOTA webapp and a human-approved outbox for fle | 1 | Claude Code, Codex, OpenCode | 2 | 505 tok |
| sandraschi/pdf-mcp FastMCP PDF intelligence: extract, manipulate, annotate, convert, validate, and LanceDB RA | 1 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 1,765 tok |
| PyaePhyo-Win/mcp-note-app | 1 | Claude Code, Codex, OpenCode | 11 | 1,363 tok |
| Dheerax/opencode_mcp | 1 | Codex, OpenCode | 1 | 1,650 tok |
| xiaoran7/Agent-Android Local MCP server and web console for controlling Android devices through native ADB. | 1 | Claude Code | 1 | 296 tok |
| Jonnyton/TinyAssets tinyassets.io TinyAssets is a global goals engine, host-run multiplayer daemon platform, and long-horizo | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 29 | 4,695 tok |
| Tejas-040303/tradingview-mcp clone of tradesdontlie / tradingview-mcp | 1 | Claude Code | 1 | 3,906 tok |
| verve-sh/session-recall Claude Code plugin — hybrid FTS5 + vector search MCP server over past Claude Code sessions | 1 | Claude Code | 1 | 1,209 tok |
| matuteiglesias/matias-context-mcp Read-only MCP gateway for governed context documents and producer manifests. | 1 | Codex, OpenCode | 1 | 1,366 tok |
| xwamt/at-series-mcp-hub | 1 | Codex, OpenCode | 1 | 4,931 tok |
| tcalecchen/claude_code_custom_mcp_server-initial | 1 | Claude Code | 3 | 3,223 tok |
| duckling1169/valorant-mcp valorant-mcp.vercel.app | 1 | Claude Code, Codex, OpenCode | 2 | 460 tok |
| Inferno-Aditya/antigravity-mcp A powerful Model Context Protocol (MCP) server bridging the Google Antigravity SDK to ena | 1 | Claude Code, Codex | 1 | — |
| dannyhoang249-hub/Self-host-MCP-server-for-AI-video-reference-library A self-hosted MCP server and local dashboard for building a reusable AI-video reference li | 1 | Claude Code | 1 | — |
| xenitV1/browseweave Secure local browser bridge and MCP server for AI clients | 1 | Codex, OpenCode | 1 | 1,887 tok |
| oyusypenko/rob-mcp MCP server + x402-paid API for Robinhood Chain tokenized stocks — agent-callable premium/d | 1 | Claude Code, Codex, OpenCode | 12 | 6,813 tok |
| natureco-official/verdandi natureco.me Task-context compiler for AI coding agents — TypeScript AST retrieval, bounded source slic | 1 | Codex, OpenCode | 1 | 2,042 tok |
| monsieurgoodmood/google-ads-mcp-plus MCP server for Google Ads in Claude Code: audit accounts, find wasted spend, create and ad | 1 | Claude Code | 1 | 3,204 tok |
| ju5tinz/ableton-mcp-server MCP Server for Ableton Live | 1 | Claude Code | 1 | 723 tok |
| lgh112/ppt-design-mcp | 1 | Codex, OpenCode | 1 | 353 tok |
| keta1930/icml2026-mcp keta1930.github.io MCP server for session-aware hybrid search over 6,341 ICML 2026 papers | 1 | Claude Code, Codex, OpenCode | 2 | 977 tok |
| ijanzz5621/mcp-code-guardian MCP for code guardian - help to improve code from time to time | 1 | Claude Code, Cursor | 21 | 50 tok |
| VedSoni-dev/primer An open learner record + MCP server. The memory layer for AI tutoring. | 1 | Claude Code, Codex, OpenCode | 2 | 6,981 tok |
| noktohq/nokto-agent-orchestrator noktohq.github.io AI agents that deliver code through pull requests — Claude Code + Codex with worktree isol | 1 | Claude Code, Codex, OpenCode | 2 | 406 tok |
| rogerawong/cudaq-docs-mcp MCP server serving NVIDIA CUDA-Q docs, API reference, and runnable examples to AI agents, | 1 | Claude Code | 1 | 507 tok |
| simba87/iiko-mcp MCP server for iiko restaurant management system REST API | 1 | Codex, OpenCode | 1 | 204 tok |
| darthzen/fossa-mcp | 1 | Claude Code | 7 | — |
| rsmdt/multimodal-mcp Multi-provider media generation MCP server. Generate images, videos, and audio from text p | 1 | Claude Code | 1 | 549 tok |
| qipeijun/swagger-docs-mcp qipeijun.github.io MCP Server connecting AI agents with real-time API documentation, allowing AI to directly | 1 | Claude Code, Codex, OpenCode | 2 | 2,066 tok |
| toml0006/hive-mind Temporal, project-scoped decision memory for coding agents | 1 | Claude Code | 1 | — |
| plural-pinelabs/pinelabs-online-mcp The Pine Labs Online MCP Server implements the Model Context Protocol (MCP) to enable seam | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 8 | 2,838 tok |
| tracegazer/clockify-mcp Full-coverage Clockify MCP — 112 tools across 18 domains (incl. invoices, scheduling, time | 1 | Claude Code | 1 | 2,024 tok |
| shigechika/gws-mcp developers.google.com MCP fork of Google Workspace CLI — exposes Drive, Gmail, Calendar, Sheets, Docs, Chat, Adm | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 6,546 tok |
| threadctx-dev/threadctx-mcp Shared memory MCP server for AI coding agents (Claude Code, Cursor). Free & local by defau | 1 | Claude Code, Codex, OpenCode | 2 | 402 tok |