43,652 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| mahadansar/sol-luna-orchestrator npmjs.com Adaptive orchestration for OpenAI Codex — decide when to delegate, route bounded work to i | 6 | Codex, OpenCode | 1 | 787 tok |
| EYH0602/skillshub skillshubco.com Unified package manager for agent skills, with version control!! | 6 | Claude Code, Codex, OpenCode | 2 | 1,047 tok |
| wesleygriffin/pdfrag An MCP server that provides a RAG database for PDF documents. | 6 | Claude Code | 1 | 2,282 tok |
| SDiamante13/learning-hour-mcp Create Learning Hours on a shared whiteboard from your favorite MCP client | 6 | Claude Code | 1 | 774 tok |
| TJC-LP/sanzaru Lightweight Multimodal MCP Server built with the OpenAI API | 6 | Claude Code, Codex, OpenCode | 4 | 16,359 tok |
| hirokidaichi/mcp-tts-say MCP Server Tool for Text To Speech | 6 | Cursor | 1 | 54 tok |
| ityes22/game-design-document Anthropic Agent Skill: generates professional, publisher-grade Game Design Documents (.doc | 6 | Claude Code | 1 | 524 tok |
| angrysky56/astermind-elm-mcp A local Model Context Protocol server for training small text classifiers with Extreme Lea | 6 | Codex, OpenCode | 1 | 686 tok |
| klauern/mcp-ynab | 6 | Claude Code, Codex, OpenCode | 5 | 1,353 tok |
| nicobailon/code-summarizer A command-line tool and MCP server that summarizes code files using Gemini Flash 2.0 | 6 | Claude Code | 1 | 430 tok |
| aj-geddes/fastfs-mcp faster filesystem and git operations in a single MCP server - Docker - | 6 | Claude Code | 1 | 815 tok |
| chadru/assessor-lookup-public API-first county assessor record lookup, MLS discrepancy checks, and a local MCP server fo | 6 | Claude Code, Codex, OpenCode | 9 | 7,714 tok |
| DunkelCloud/ToolMesh toolmesh.io Self-hosted MCP gateway with authorization, credential injection, audit logging, and outpu | 6 | Claude Code | 1 | 1,297 tok |
| sawa-zen/sound-effects-mcp | 6 | Claude Code | 1 | 533 tok |
| TCoder920/open-legal-compliance-mcp Model Context Protocol server for legal compliance analysis using free/open government API | 6 | Claude Code, Cursor | 4 | — |
| hampsterx/gemini-mcp-bridge [DEPRECATED] MCP bridge for Gemini CLI. Google is retiring Gemini CLI on 2026-06-18 in fav | 6 | Codex, OpenCode | 1 | 2,211 tok |
| guardianer9-debug/cst-studio-orchestrator-mcp Unified MCP automation layer for CST Studio Suite antennas, RF/EM, PCB/SI, schematics, and | 6 | Claude Code | 1 | 1,414 tok |
| GleidsonFerSanP/pdf-utilities-mcp | 6 | Codex, OpenCode | 1 | 2,480 tok |
| JerryLiu369/agent-web-search pypi.org One web-search tool for AI agents with free keyless defaults, local/remote MCP, CLI, Pytho | 6 | Codex, OpenCode | 1 | 207 tok |
| Lint111/hacknplan-mcp | 6 | Claude Code | 1 | 1,943 tok |
| constant-itis/gimp-mcp Drive GIMP 2.10 from Claude (or any MCP client) via the Script-Fu bridge — 53 tools + an A | 6 | Codex, OpenCode | 1 | 780 tok |
| Continuum-AI-Corp/orcadub-mcp-server orcadub.orcarouter.ai MCP server for OrcaDub — AI video dubbing via OrcaRouter (model orca/dub): upload, submit, | 6 | Claude Code, Codex, OpenCode | 2 | 2,460 tok |
| SidneyBissoli/senado-br-mcp-cloudflare senado.sidneybissoli.com Hosted MCP server for the Brazilian Federal Senate on Cloudflare Workers — 66 tools, 4 pro | 6 | Claude Code | 2 | 4,368 tok |
| TommyBez/skillsboard skillsboard.sh Skills Board, the agent-native skills registry for teams. Free forever. | 6 | Codex, OpenCode | 1 | 1,046 tok |
| rhinocap/raven-mcp Design intelligence MCP server — principles, patterns, tokens, and strategy for AI-generat | 6 | Claude Code, Codex, OpenCode | 3 | 1,106 tok |
| dinglebear-ai/labby npmjs.com Rust homelab control plane and Labby MCP gateway for agents, plugins, registries, stash wo | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 2,306 tok |
| Fr4nZ82/mwe-mcp Persistent, structured memory for AI agents — a human-readable Markdown wiki, multi-user w | 6 | Claude Code | 1 | 3,338 tok |
| clouatre-labs/aptu-coder aptu-coder: MCP server for AST analysis, call graphs, and code structure (tree-sitter) | 6 | Codex, GitHub Copilot, OpenCode | 5 | 2,936 tok |
| aaronsb/salesforce-cloud MCP server providing AI-powered Salesforce tools for opportunity intelligence, conversatio | 6 | Claude Code | 1 | 196 tok |
| senoff/xlsx-for-ai xlsx-for-ai.dev MCP server + CLI giving AI agents 50 spreadsheet tools for .xlsx — live-recalc formulas (~ | 6 | Claude Code | 1 | 1,368 tok |
| Sounio-lang/sounio sounio.vercel.app Self-hosted systems + scientific programming language with epistemic types, uncertainty pr | 6 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 12 | 15,164 tok |
| beremaran/godot-agent-loop Lean MCP feedback loop for Godot 4 — run, observe, interact, verify | 6 | Claude Code, Codex, OpenCode | 2 | 2,140 tok |
| dioniipereyraa/memex Local-first MCP server that indexes your Claude.ai chats and exposes them to Claude Code ( | 6 | Claude Code | 1 | 20,569 tok |
| gregario/dnd-oracle D&D 5e SRD MCP server — monster search, spell lookup, encounter building, and character to | 6 | Claude Code | 9 | 264 tok |
| theYahia/moysklad-mcp npmjs.com MCP server for MoySklad — warehouse, inventory, orders, reports (Russia). Part of WWmcp — | 6 | Claude Code | 8 | — |
| dynamitecircle/dc dynamitecircle.com The official Python client for the Dynamite Circle Member API — your own profile, trips, e | 6 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 3,269 tok |
| yBookoff/thebrain-mcp npmjs.com MCP server for TheBrain 15 — semantic operations over the local API: meaning-based search, | 6 | Claude Code | 1 | 1,173 tok |
| gabelul/pixeltamer-gpt-image-skill Image generation skill for Claude Code, Codex CLI, OpenCode, Cursor and 50+ AI coding agen | 6 | Claude Code | 1 | 1,899 tok |
| sandraschi/sandraschi Reactivated software engineer in Vienna building a fleet of 100+ MCP servers and DIY robot | 6 | Claude Code, Codex, OpenCode | 2 | 254 tok |
| Asixa/codemap-skill 🧹 A code janitor for AI agents — map any codebase into functional modules, score every mo | 6 | Codex, OpenCode | 1 | 504 tok |
| cs0lar/treelang A typed orchestration language for AI-generated, validated tool programs that execute loca | 6 | Codex, OpenCode | 1 | 3,932 tok |
| 0xsaju/claude-standby marketplace.visualstudio.com Survive Claude Code usage limits: Claude Standby waits for the reset and auto-resumes your | 6 | Claude Code | 1 | 1,366 tok |
| ArieGoldkin/claude-forge Claude Forge — a suite of domain-agnostic Claude Code plugins sharing hook infrastructure | 6 | Claude Code | 1 | 13,964 tok |
| dabodamjan/poster-maker dabo.dev AI flyer and poster generator for Claude Code. Describe a design, get editable HTML/CSS, e | 6 | Claude Code | 5 | 1,198 tok |
| Johna2an/critical-thinking Open-source Agent Skill for Claude Code that makes Claude reason with explicit probabiliti | 6 | Claude Code, Codex, OpenCode | 2 | 1,032 tok |
| waseemnasir2k26/reelforge skynetjoe.com Turn one raw take into a captioned vertical reel — locally, free, no per-export fee. faste | 6 | Claude Code | 2 | — |
| carlosduplar/claude-code-optimizer PowerShell and Bash scripts to optimize Claude Code usage: keeps prompt cache warm, prepro | 6 | Claude Code | 1 | 271 tok |
| iwe-org/dev-workspace iwe.md Memory for your coding agent — markdown project graph template: product, plans, features, | 6 | Claude Code, Codex, OpenCode | 2 | 2,647 tok |
| jlevy/supply-chain-hardening Supply-chain payloads run at install, import, or repo-open time. Copy-pasteable hardening | 6 | Claude Code, Codex, OpenCode | 6 | 1,947 tok |
| Z-M-Huang/cc-proficiency Generate a proficiency badge for your Claude Code usage — rule-based scoring engine with 5 | 6 | Claude Code | 2 | 354 tok |