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 |
|---|---|---|---|---|
| dvcrn/mcp-server-tripit Expose the TripIt API as an MCP server for Claude and other MCP clients. | 10 | Codex, OpenCode | 1 | 576 tok |
| truman-t3/industrial-design-portfolio-skill truman-t3.github.io Evidence-first industrial design portfolio Skill for Codex, Claude Code, Cursor, Gemini CL | 10 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 7,821 tok |
| cgallic/open-brane An event-log brain for people who keep losing context. One SQLite table, one write path, M | 10 | Codex, OpenCode | 1 | 204 tok |
| RedHatInsights/nxtcm-components Shared React component library for Red Hat Insights ACM and OCM projects built with Patter | 10 | Claude Code, Codex, OpenCode | 4 | 644 tok |
| jordantcarlisle/personal-os A personal operating system powered by AI agents. Built on PARA, GTD, and Atomic Habits. | 10 | Claude Code, Codex, Gemini CLI, OpenCode | 29 | 5,238 tok |
| matskevich/tg-mcp-guarded dual-plane telegram mcp: read-only analytics + guarded actions with anti-spam and block-ri | 10 | Claude Code, Codex, OpenCode | 2 | 3,210 tok |
| Shailesh200/prism prismhq.in Software intelligence for your agent. | 10 | Claude Code, Codex, OpenCode | 2 | 1,048 tok |
| nweii/agent-stuff A subset of my personal AI skills for Claude and Cursor. | 10 | Codex, OpenCode | 1 | 1,248 tok |
| petekp/agent-skills Agent skills for UI development, parameter tuning, and design iteration | 10 | Claude Code, Codex, OpenCode | 2 | 776 tok |
| borgius/kanban-lite borgius.github.io A kanban board for your codebase. Features stored as markdown. | 10 | Claude Code, Codex, GitHub Copilot, OpenCode | 29 | 1,590 tok |
| purinzan/gx3-cli-mcp zenn.dev Trace a GX Works3 ladder without opening GX Works3 — read-only CLI + MCP server so anyone | 10 | Codex, OpenCode | 1 | 358 tok |
| markconroy/markie This is a repo for my personal website, built on Drupal 8 and Patternlab. | 10 | Codex, GitHub Copilot, OpenCode | 2 | 10,108 tok |
| valibali/hamledger Modern logger program for ham radio amateurs | 10 | Claude Code, Codex | 3 | 1,738 tok |
| audacity/audacity.github.io audacityteam.org source code of the Audacity website | 10 | Claude Code, Codex, OpenCode | 2 | 202 tok |
| Flux-Frontiers/KGRAG KGRAG - KnowledgeGraph RAG | 10 | Claude Code, Codex, OpenCode | 13 | 759 tok |
| erlef-cna/varsel Varsel is the software behind the EEF CNA. | 10 | Claude Code, Codex, OpenCode | 2 | 26,790 tok |
| appydave/appydave-tools AppyDave YouTube Automation Tools | 10 | Claude Code, Codex, OpenCode | 8 | 10,670 tok |
| epam/ai-dial-ui-kit dialx.ai A modern UI kit for building AI DIAL interfaces with React | 10 | Claude Code, Codex, OpenCode | 2 | 3,301 tok |
| KhourySpecialProjects/odyssey khouryodyssey.org Odyssey is a new platform designed to provide on-demand access to modern knowledge and ski | 10 | Claude Code, Codex, OpenCode | 29 | 4,676 tok |
| MolarVerse/PQ molarverse.github.io | 10 | Claude Code, Codex, OpenCode | 3 | 4,747 tok |
| drearycold/YetAnotherEBookReader | 10 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 12,318 tok |
| silvabyte/opencode.nvim | 10 | Codex, OpenCode | 1 | 386 tok |
| akiojin/llmlb Distributed LLM router with load balancing and automatic model distribution | 10 | Claude Code, Codex, Gemini CLI, OpenCode | 33 | 10,952 tok |
| kok-o/contextos-agents Deterministic context and policy compiler for supported AI coding agents. | 10 | Claude Code, Codex, GitHub Copilot, Gemini CLI | 9 | 1,657 tok |
| russfellows/s3dlio Part of the sai3 project that delivers multi-protocol storage access for AI/ML workflows, | 10 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 9,391 tok |
| jakildev/IrredenEngine The Irreden Engine | 10 | Claude Code, Codex, OpenCode | 56 | 1,785 tok |
| DuendeSoftware/duende-skills A set of skills focused on helping agents build Duende IdentityServer solutions. | 9 | Claude Code, Codex, OpenCode | 2 | 3,067 tok |
| gopinav/resume-agent-skills Resume Agent skills and sample resume | 9 | Codex, Cursor, OpenCode | 2 | 146 tok |
| vladmdgolam/agent-skills A collection of skills for AI coding agents | 9 | Claude Code, Codex, OpenCode | 2 | 749 tok |
| htylab/tigerbx Brain MRI toolkit: brain extraction, segmentation, registration and VBM | 9 | Codex, OpenCode | 1 | 1,714 tok |
| Solismuchengxue/dsh_plugin_swift_cycle Swift Cycle governance skill adapter for DeepSeek Harness; user-invoked, version-pinned, a | 9 | Codex, OpenCode | 1 | 536 tok |
| roedelthixton-beep/PingPong PingPong - AI agent communication framework | 9 | Claude Code, Codex, OpenCode | 3 | 17,736 tok |
| jianzhoujz/bilicast | 9 | Codex, OpenCode | 1 | 7,582 tok |
| wilsonzlin/ecma-rs TypeScript parser, type checker, minifier, and compiler | 9 | Codex, OpenCode | 1 | 8,459 tok |
| charleslucas/poe_mcp_suite Path of Exile MCP Suite | 9 | Claude Code, Codex, OpenCode | 27 | 4,220 tok |
| Codename-11/SubFrame SubFrame - A terminal first project management IDE for Claude Code, Codex CLI, and Gemini | 9 | Claude Code, Codex, Gemini CLI, OpenCode | 15 | 9,005 tok |
| GaoZimeng0425/NemoNotch An interactive floating panel for the MacBook notch area, turning the notch into a multi-p | 9 | Claude Code, Codex, OpenCode | 4 | 31,347 tok |
| Vikrant-Khedkar/gingerpaw Local macOS multi-agent coding workspace — run Claude Code, Codex, Gemini & Cursor in para | 9 | Claude Code, Codex, OpenCode | 2 | 2,373 tok |
| Artexis10/exomem substratesystems.io Self-hosted MCP server that makes your Obsidian/markdown vault searchable — text, PDFs, Of | 9 | Claude Code, Codex, OpenCode | 26 | 1,037 tok |
| vzwjustin/advisor Opus-led Claude Code agent team — strategist plans, Sonnet runners read and fix. Live two- | 9 | Claude Code, Codex, OpenCode | 2 | 2,770 tok |
| Maleick/AutoResearch Autonomous recursive self-improvement engine. Subagent-first iteration loop: Plan → Modify | 9 | Codex, OpenCode | 1 | 389 tok |
| Pro-GenAI/Agent-Action-Guard action-guard.github.io 🛡️ Safe AI Agents through Action Classifier | 9 | Codex, OpenCode | 1 | 9,139 tok |
| odvcencio/FluffyUI m31labs.dev A Go TUI framework with widgets, FSS styling, accessibility, reactive state, web backends, | 9 | Codex, OpenCode | 1 | 3,548 tok |
| kenobi-ai/harpist harpist.site Automate and document any website's underlying API and replay it with your agent. | 9 | Codex, OpenCode | 1 | 136 tok |
| Alien69Flow/AiTor aitor.alienflow.space Ai Tor ΔlieπFlΦw DAO Synapse Collective | 9 | Codex, OpenCode | 1 | 1,909 tok |
| rangerrick337/operator-os The 5-layer operating system for reliable AI busines operations | 9 | Codex, OpenCode | 1 | 62 tok |
| microsoft/Github-Copilot-SDK-Automation-Accelerator The repository is the compilation of all the solution plays and accelerators built on the | 9 | Claude Code, Codex | 1 | — |
| benjaminshafii/digital-empire benjaminshafii.com OpenWork config for me and my family | 9 | Claude Code, Codex, OpenCode | 27 | 1,230 tok |
| dasmeta/development-orchestrator This repo is to orchestrate product development, requirement management, implementation | 9 | Claude Code, Codex, OpenCode | 12 | 1,782 tok |
| Bad3r/nixos NixOS Infrastructure as Code using the Dendritic Pattern & flake parts | 9 | Codex, OpenCode | 1 | 1,286 tok |