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 |
|---|---|---|---|---|
| olgasafonova/productplan-mcp-server MCP server for ProductPlan - enables AI assistants to interact with roadmaps, OKRs, and di | 3 | Claude Code, Codex, OpenCode | 5 | 1,247 tok |
| r3dz4r/datapulse-my data-pulse.my Open-source trust & interoperability layer for Malaysian public data: freshness monitoring | 3 | Claude Code, Codex, OpenCode | 2 | 3,314 tok |
| taux-io/twse-mcp MCP server for Taiwan Stock Exchange (TWSE) open data — Taiwan stock data assistant: lets | 3 | Claude Code, Codex, OpenCode | 2 | 2,677 tok |
| yclenove/mysql-mcp-server A Node.js-based MySQL MCP (Model Context Protocol) server that supports operating MySQL da | 3 | Codex, OpenCode | 1 | 330 tok |
| beejsbj/melograph melograph-swart.vercel.app Turn a hummed melody into an inspectable pitch contour, editable notes, and Strudel code. | 3 | Codex, OpenCode | 1 | 250 tok |
| buYoung/mcp | 3 | Claude Code, Codex, OpenCode | 2 | 868 tok |
| mokhtarabadi/blowsh-mcp Model Context Protocol (MCP) server for terminal-based, JS-capable web browsing via Browsh | 3 | Codex, OpenCode | 1 | 3,390 tok |
| vohongtho/code-intel-platform | 3 | Claude Code, Codex, GitHub Copilot, Kiro, OpenCode, Windsurf | 44 | 9,599 tok |
| ralforion/orionbelt-semantic-layer-mcp ralforion.com MCP server for the OrionBelt Semantic Layer. Enables LLMs to explore semantic models, comp | 3 | Claude Code, Codex, OpenCode | 2 | 1,763 tok |
| whoamiTM/bi-mcp MCP server for Blue Iris NVR — exposes the Blue Iris JSON API and .reg config to LLM age | 3 | Claude Code, Codex, OpenCode | 4 | 9,704 tok |
| rex/mcp-apple-reminders MCP server for Apple Reminders. Full CRUD via EventKit, no shortcuts hacks. | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 26 | 3,552 tok |
| hickeroar/msteams-mcp MCP server for Microsoft Teams — search, message, and manage chats with browser-session au | 3 | Codex, OpenCode | 1 | 6,925 tok |
| LVTD-LLC/pgsandbox pgsandbox.dev Agent-facing MCP for disposable Postgres experimentation databases | 3 | Claude Code, Codex, OpenCode | 2 | 1,576 tok |
| DeepBlueCoding/mcp-replay-dota2 MCP server for parsing dota2 replay .dem files | 3 | Claude Code, Codex, OpenCode | 7 | 3,253 tok |
| robotto-xyz/ai-drone-toolkit robotto.xyz AI Drone Toolkit - MCP servers and tools for intelligent drone development (PX4 and beyond | 3 | Codex, OpenCode | 1 | 3,816 tok |
| mbe24/zaungast mbe24.github.io zaungast is a read-only, offline MCP server for Teams: search chats, read conversations, s | 3 | Codex, OpenCode | 1 | 932 tok |
| CleanCod3Systems/creator-research-mcp | 3 | Claude Code, Codex, OpenCode | 3 | 1,782 tok |
| semantic-rails/semantic-rails semantic-rails.com The agentic semantic layer: governed Query IR, explainable plans, and MCP for analytics ag | 3 | Codex, OpenCode | 1 | 73 tok |
| Ador-able/tripo-studio-mcp | 3 | Codex, OpenCode | 1 | 695 tok |
| 1942293420/Evolvmem_MCP A memory management MCP with a vector database | 3 | Codex, OpenCode | 1 | 1,282 tok |
| brandon-fryslie/room-eq-wizard-mcp MCP server for Room EQ Wizard — AI-driven room measurement and EQ workflows | 3 | Claude Code, Codex, OpenCode | 3 | 200 tok |
| hetiankong/wechat-local-agent-mcp Local-first read-only MCP for querying and summarizing your own WeChat history | 3 | Codex, OpenCode | 1 | 1,870 tok |
| elemarin/renderoni elemarin.github.io Three.js renders. Rapier simulates. Renderoni makes it a game: an open-source 3D web game | 3 | Claude Code, Codex, OpenCode | 3 | 1,082 tok |
| axelfreeman/tapac-mcp tapacapi.com MCP server that finds and verifies B2B contacts in real time (websites, Discord, Telegram) | 3 | Codex, OpenCode | 1 | 407 tok |
| yongkyu4803/GQAI-GovtPress-mcp | 3 | Claude Code, Codex, OpenCode | 2 | 159 tok |
| nohosa001-pixel/security-gate-x402 npmjs.com The Zero-Trust Safety & Settlement Rail for Autonomous AI Agents. Sub-10ms deterministic g | 3 | Codex, OpenCode | 1 | 3,294 tok |
| ZiChenWang114514/cdxml-toolkit-community Moved: now maintained in ZiChenWang114514/chemdraw-skill (toolkit/) | 3 | Claude Code, Codex, OpenCode | 2 | 4,180 tok |
| getsimba-ai/simba-mcp getsimba.ai MCP server for SIMBA — connect AI assistants (Claude, Cursor) to Bayesian Marketing Mix Mo | 3 | Codex, OpenCode | 1 | 160 tok |
| claimidx/claimidx claimidx.com Prior art for AI agents. Public signed claim index of failures other agents have already p | 3 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 4,342 tok |
| supernovae-st/nika-plugins docs.nika.sh One Add teaches your agent Nika: skills, commands, hooks, an MCP oracle. | 3 | Codex, OpenCode | 1 | 1,195 tok |
| HarperFast/skills Developer skills for building with Harper. Auto-generated from the documentation. | 3 | Codex, OpenCode | 1 | 140 tok |
| contentstack/contentstack-ios iOS SDK for Contentstack's Content Delivery API | 3 | Codex, OpenCode | 1 | 905 tok |
| grahama1970/extractor Advanced multi-format document processing with AI accuracy improvements - Enhanced marker- | 3 | Claude Code, Codex, OpenCode | 54 | 8,882 tok |
| AtlassianPS/JiraAgilePS PowerShell module to interact with Jira's Agile plugin | 3 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 2,263 tok |
| infra-geo-ouverte/sdg infra-geo-ouverte.github.io Librairie de composantes pour le système de design gouvernemental du Québec | 3 | Claude Code, Codex, GitHub Copilot | 3 | 39 tok |
| JocysCom/SslScanner Scan SSL/TLS certificate and domain expiry dates. | 3 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 8,260 tok |
| kestra-io/plugin-nats kestra.io Tasks that publish, subscribe, and work with NATS messaging. | 3 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 399 tok |
| twohoursonelife/dictator A user management and utility Discord bot specifically built for Two Hours One Life. | 3 | Codex, OpenCode | 1 | 137 tok |
| owncloud/moodle-repository_ocis | 3 | Claude Code, Codex, OpenCode | 2 | 716 tok |
| RegestaItalia/trm-core docs.trmregistry.com Core Node.js library for TRM, the open-source package manager for SAP ABAP, implementing p | 3 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 432 tok |
| ormastes/simple Self-hosted programming language and toolchain with Python-like syntax, native compilation | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 15 | 12,193 tok |
| adam-s-k-i/super-backlog adam-s-k-i.github.io One command to give any repo an AI agent workflow: Backlog.md task tracking + Superpowers | 2 | Claude Code, Codex, OpenCode | 2 | 1,760 tok |
| alrcatraz/astra-knowledge-base-mcp Knowledge base for AI Agent, supports vectorisation, SAG | 2 | Codex, OpenCode | 1 | 4,080 tok |
| MustaphaSteph/agent-bus Local message bus for Claude Code, Codex, and other MCP agents: one SQLite file, 65 MCP to | 2 | Claude Code, Codex, OpenCode | 2 | 457 tok |
| Chuan-Peng-Lab/SPE_Database A database that include trial-level data and meta-data from studies that used self-matchi | 2 | Claude Code, Codex, OpenCode | 2 | 6,091 tok |
| quangdang46/agents_environment_setup One-command provisioning and verification of complete AI coding agent environments with re | 2 | Codex, OpenCode | 1 | 5,495 tok |
| zywkloo/wtcraft npmjs.com Git-native agent governance core — task contracts and deterministic scope/verification che | 2 | Claude Code, Codex, OpenCode | 7 | 699 tok |
| ralvarezdev/ralvaskills skills.ralvarez.dev My personal, ever-growing collection of AI skills for OpenCode and Claude Code. Enforces s | 2 | Claude Code, Codex, OpenCode | 2 | 1,829 tok |
| cckyros/goal-acceptance Acceptance-criteria-driven goal completion for autonomous agents — core library, MCP serve | 2 | Codex, OpenCode | 1 | 1,070 tok |
| tigrisdata/skills Agent skills for interacting with object storage | 2 | Claude Code, Codex, OpenCode | 2 | 1,772 tok |