24,815 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 agents8,505Claude Code6,886Git and workflow3,611Data and AI3,580Backend and APIs3,556Languages3,487Planning3,327Code review2,899Testing2,686Writing and docs2,480DevOps and cloud2,479Memory and context2,375Research2,323Frontend2,308Security2,172Project management1,965
All Claude Code32,517 Codex24,815 OpenCode23,733 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,770 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Eliyce/paqad-ai paqad.ai Spec-driven development framework — AI agents that think before they type | 8 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode, Windsurf | 22 | 640 tok |
| vepo/issues Sistema de Gestão de Mudanças | 8 | Claude Code, Codex, Cursor, OpenCode | 25 | 4,153 tok |
| flanliulf/aiforge Sync AI coding configurations from any Git repository to Copilot, Claude Code, Cursor, and | 8 | Claude Code, Codex, Gemini CLI, OpenCode | 53 | 1,374 tok |
| yldgio/vibe-vscode VS Code development workspace with GitHub Copilot instructions, coding guidelines, and pro | 8 | Codex, GitHub Copilot, OpenCode | 10 | 9,149 tok |
| youssefsz/agentdoctor agentdoctor.youssef.tn Audit repositories for AI coding agent readiness. | 8 | Claude Code, Codex, OpenCode | 2 | 1,233 tok |
| andoop/sandtable | 8 | Claude Code, Codex, Cursor, OpenCode | 17 | 1,749 tok |
| waelmas/codeplow Plugins for AI coding agents (Claude Code, Cursor, Codex CLI) that fight context rot and d | 8 | Claude Code, Codex, OpenCode | 1 | 3,191 tok |
| Digidai/website2markdown mdget.dev Convert any URL to clean Markdown. Cloudflare Worker with 14 site adapters, MCP Server, Ag | 8 | Claude Code, Codex, OpenCode | 2 | 440 tok |
| elhamid/llm-council LLM Council fork with persistence, decision traces, stability fixes, repeatable checks, an | 8 | Claude Code, Codex, OpenCode | 2 | 2,683 tok |
| iamadi11/mcp-ui-poc mcp-ui-poc.vercel.app | 8 | Claude Code, Codex | 37 | 747 tok |
| LerianStudio/lerian-mcp-server A MCP server to support all Lerian's platforms. Enables AI assistants to interact with Mid | 8 | Claude Code, Codex, OpenCode | 2 | 498 tok |
| ZenlixAI/echo-mcp Echo structured messages to drive the states of an agent client | 8 | Claude Code, Codex, OpenCode | 3 | 1,979 tok |
| SylphxAI/filesystem-mcp npmjs.com ARCHIVED non-primary. Prefer Citra/Iris/Cue/Prism/Spine/Lookout. | 8 | Codex, OpenCode | 1 | 455 tok |
| xhiroga/blender-mcp-senpai | 8 | Claude Code, Codex, Cursor, OpenCode | 3 | 496 tok |
| Flux-Point-Studios/unreal-mcp Unreal Engine MCP (Model Context Protocol) server for AI-powered automation | 8 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 2,743 tok |
| TheodorStorm/brainstorm-mcp borgmcp.ai Archived multi-agent coordination prototype superseded by Borg MCP. | 8 | Claude Code, Codex, OpenCode | 2 | 3,840 tok |
| acoyfellow/mcpu MCP control surface for a Cloudflare Artifacts repo. Bootstrap from GitHub, then edit, com | 8 | Codex, OpenCode | 1 | 82 tok |
| iterorganization/IMAS-Codex | 8 | Claude Code, Codex, OpenCode | 14 | 28,793 tok |
| Vvlladd/AppStoreConnectMCP | 8 | Claude Code, Codex, OpenCode | 4 | 1,552 tok |
| thisrohangupta/harness-mcp-v2 harness.io MCP server for Harness.io | 8 | Claude Code, Codex, OpenCode | 2 | 6,382 tok |
| mtford90/httap Inspect, intercept & mock HTTP traffic from your terminal or AI agent | 8 | Claude Code, Codex, OpenCode | 3 | 3,996 tok |
| SamMorrowDrums/mcp-typescript-starter A minimal Model Context Protocol (MCP) server in TypeScript with hello tool, markdown reso | 8 | Codex, OpenCode | 1 | 961 tok |
| jamesward/hello-spring-mcp-server | 8 | Claude Code, Codex, OpenCode | 2 | 223 tok |
| feiphoon/pydata-london-2026-mcp-server-tracing-with-open-telemetry | 8 | Claude Code, Codex, OpenCode | 2 | 1,177 tok |
| AlexWangDa/s3-mcp-server-java The MCP Server based on the S3 protocol can perform operations on Amazon S3 and other S3-c | 8 | Codex, OpenCode | 1 | 560 tok |
| kimgh06/Thask thask.kimgh06.com Thask – Linked Graph Risk Manager for Engineering Teams | 8 | Claude Code, Codex, OpenCode | 2 | 1,471 tok |
| sardine-ai/mcp-server-manager | 8 | Claude Code, Codex, OpenCode | 5 | 5,855 tok |
| armanas/froglet A protocol and node for a bot economy — bots create, publish, discover, buy, sell, and com | 8 | Claude Code, Codex, OpenCode | 2 | 1,954 tok |
| emercoin/emer-ai-tools api.steledger.com The original Emercoin agent gateway — kept for its history and the node/wallet images. No | 8 | Claude Code, Codex, OpenCode | 2 | 1,848 tok |
| Kynlos/Obsidian-MCP An Obsidian MCP for Agentic Coding Agents | 8 | Codex, OpenCode | 1 | 4,816 tok |
| nbiish/mcp-calc-tools | 8 | Codex, OpenCode | 1 | 3,864 tok |
| BigCactusLabs/dead-letter pypi.org Convert .eml and .mbox email, including Gmail Takeout, to Markdown with YAML front matter | 8 | Codex, OpenCode | 1 | 2,219 tok |
| cdeust/zetetic-team-subagents ai-architect.tools One epistemic standard on three hosts. Claude Code: 15 problem-shaped skills, 97 sourced r | 8 | Claude Code, Codex, OpenCode | 2 | 518 tok |
| Aboudjem/ui-ux-suite ESLint for design. Finds the exact line, the measured wrong value, and the exact fix. 12 w | 8 | Claude Code, Codex, OpenCode | 2 | 5,395 tok |
| Chili-Piper/mcp-assets chilipiper.com Official Chili Piper Skills and ChatGPT GPTs for the Chili Piper MCP — meeting diagnostics | 8 | Codex, OpenCode | 1 | 857 tok |
| bezata/kObsidian Filesystem-first MCP server for Obsidian vaults with an LLM-Wiki layer on top. | 8 | Claude Code, Codex, OpenCode | 2 | 928 tok |
| bricerising/enterprise-software-playbook bricerising.github.io Composable agent skills (playbooks) for building enterprise-grade web services — covering | 8 | Codex, OpenCode | 1 | 445 tok |
| nagameTW/humanizer-zh-tw Skill for removing AI writing traces, enhanced for Taiwan. Covers 46 patterns, including d | 8 | Codex, OpenCode | 1 | 1,295 tok |
| chrisgagne/grounded-forge Project once, retrieve distillations, create tools: a pre-loading retrieval architecture a | 8 | Claude Code, Codex, OpenCode | 4 | 5,455 tok |
| pitlane-ai/pitlane Race a baseline vs a skill or MCP on real tasks. Hard checks show if it got better, faster | 8 | Codex, OpenCode | 1 | 287 tok |
| teamtinvio/jaz-ai jaz.ai Fastest ledger for agents. Jaz accounting plugins, skills, MCP server, and CLI for Claude, | 8 | Claude Code, Codex, OpenCode | 1 | 643 tok |
| mgiovani/cc-arsenal 45 production-grade AI agent skills for real dev workflows. Code review, shipping, docs, g | 8 | Claude Code, Codex, OpenCode | 2 | 4,516 tok |
| tartinerlabs/skills Claude Code skills for git workflows, GitHub automation, security audits, code refactoring | 8 | Codex, OpenCode | 1 | 2,810 tok |
| hani-q/qstack A personal stack of agent skills for reviewable planning, disciplined execution, and durab | 8 | Codex, OpenCode | 1 | 384 tok |
| Victory-7291/project-scaffold-setup-skills Reusable agent skills for scaffolding C++ and embedded projects | 8 | Codex, OpenCode | 1 | 995 tok |
| littlebearapps/pitchdocs littlebearapps.com Turn any codebase into professional, marketing-ready GitHub documentation — powered by AI | 8 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 6,155 tok |
| DmitriyYukhanov/claude-plugins Personal collection of Claude Code plugins and skills: development workflows, cross-model | 8 | Codex, OpenCode | 1 | 1,217 tok |
| Elnora-AI/elnora-linear Linear workspace for Claude Code — search, bulk edit, agents, and a config-driven curator. | 8 | Claude Code, Codex, OpenCode | 1 | 1,807 tok |
| Cubenest/rrweb-stack cubenest.in Two OSS products on one rrweb substrate: tracelane (self-contained HTML test-failure repla | 8 | Claude Code, Codex, OpenCode | 2 | 2,680 tok |
| ivanostanin/lucius-mcp ivanostanin.github.io A feature-rich Model Context Protocol (MCP) server and CLI for Allure TestOps TMS. | 8 | Codex, OpenCode | 1 | 374 tok |