45,053 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 agents8,576Claude Code6,909Git and workflow3,638Data and AI3,577Backend and APIs3,561Languages3,499Planning3,322Code review2,907Testing2,704DevOps and cloud2,498Writing and docs2,488Memory and context2,373Research2,320Frontend2,317Security2,182Project management1,989
All Claude Code32,564 Codex24,947 OpenCode23,868 GitHub Copilot3,726 Gemini CLI2,040 Cursor1,770 Windsurf203 Kiro117
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| 0k-lab/knowledge-capture Local raw capture layer for agent sessions, preserving decisions and handoffs as wiki/LLM | 2 | Codex, OpenCode | 1 | 122 tok |
| shikanime-labs/skills A curated catalog of self-improved agent skills for Hermes and compatible agents | 2 | Codex, OpenCode | 1 | 1,621 tok |
| shenli/devtool-ax-kit A local-first toolkit for testing agent experience in Agent-Native developer tools. | 2 | Codex, OpenCode | 1 | 273 tok |
| vintagedon/ethops radioastronomy.io ITIL-driven autonomous DevOps team framework for scientific computing infrastructure | 2 | Codex, OpenCode | 1 | 576 tok |
| IronRookieCoder/auto-pilot A Claude Code plugin for long-horizon TDD coding workflows — persists state via a structur | 2 | Claude Code, Codex, OpenCode | 2 | 210 tok |
| snowmead/questionably-ultrathink Questionably UltraThink your most complex tasks combining AoT (Atom of Thoughts) and CoV ( | 2 | Claude Code | 1 | 1,579 tok |
| canoypa/gh-cgu 👀 Change / Current Git User | 2 | Codex, OpenCode | 1 | 520 tok |
| krzysztofdudek/UrdSkill When the plan runs out, the agent looks up the source of truth or asks, instead of guessin | 2 | Claude Code | 1 | 1,045 tok |
| aj604/toolshed Workbench: five Claude Code skills to ship improvements, orchestrate GitHub issues, build | 2 | Claude Code, Codex, OpenCode | 2 | 912 tok |
| yamitzky/slack-admin-cli sladm — Slack Admin CLI for humans and AI agents. Manage Enterprise Grid via admin.* APIs. | 2 | Claude Code | 1 | 907 tok |
| everywan-dev/claude-code-engineering everywan.com Turn Claude Code into a team that has to prove it. 44 skills, 8 review agents, a validatio | 2 | Claude Code | 1 | 158 tok |
| cwf818/topgauge A provider-agnostic Claude Code statusline plugin for token-plan usage / remaining quota o | 2 | Claude Code | 1 | 9,021 tok |
| gf-labs/claude-toolbox Session lifecycle management for Claude Code — orientation, checkpointing, archival, healt | 2 | Claude Code | 2 | 1,367 tok |
| Arnosdeus/agent-toolkit agent-toolkit is a shared, agent-agnostic AI development toolkit for Codex, Cline, and oth | 2 | Codex, OpenCode | 1 | 543 tok |
| guofu-shiqu/ux-expert-skills UX Expert Skills — 25 experience management expert Skills, compatible with Claude Code and | 2 | Claude Code, Codex, OpenCode | 2 | 1,317 tok |
| getskillseal/skillseal getskillseal.github.io Self-verifying agent skills. Your seal of approval. 🦭 | 2 | Claude Code, Codex, OpenCode | 2 | 751 tok |
| gf-labs/gfl-marketplace Greenfield Labs Claude Code plugin marketplace | 2 | Claude Code | 1 | 900 tok |
| bacsystem/parallel-plan-executor Claude Code Workflow that executes cys:plan implementation plans with independent tasks ru | 2 | Claude Code | 2 | 1,072 tok |
| LFTPadilla/agent-dev-kit agent-dev-kit.devpipe.net Replicable agent development system: curated Claude Code/Codex skills + bootstrap for the | 2 | Codex, OpenCode | 1 | 1,900 tok |
| codyhxyz/create-claude-plugin A Claude plugin that ships Claude plugins. From ~/.claude/ to claude-plugins-official in a | 2 | Claude Code | 1 | 972 tok |
| moruno21/agents-concerto Multi-agent development orchestrator on Claude Code: dispatch by complexity, implement in | 2 | Claude Code | 2 | 4,187 tok |
| abs1294/fulin-claude-plugins Claude Code tools marketplace: webwright-powered QA testing framework + delaylocal schedul | 2 | Claude Code | 1 | 1,239 tok |
| speson/not-my-reforge not oh-my. reforged. — AI agent orchestration, quality hooks, and smart routing for Claude | 2 | Claude Code | 1 | 1,003 tok |
| zircote-plugins/aesth Craft-focused design system plugin for Claude Code. Store design tokens, patterns & decisi | 2 | Claude Code, GitHub Copilot | 2 | 884 tok |
| hyemin-ht-kang/click-to-edit-ui Claude Code plugin: Alt-click web UI components in the browser and request edits by number | 2 | Claude Code, Codex, OpenCode | 2 | 917 tok |
| michaelengland/deckwright Build and edit PowerPoint presentations with AI — phased workflow for story, structure, de | 2 | Claude Code | 1 | — |
| MartinWickman/ccmonitor A cli dashboard for all running Claude Code sessions | 2 | Claude Code | 1 | 277 tok |
| AcKeskin/contexture My personal setup for working with AI; what I learned from existing plugins, plus a bunch | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 22 | 51,772 tok |
| dixalex/decision-linter Decision Linter — like ESLint for your thinking. Claude Code plugin that scores assumption | 2 | Claude Code | 1 | 258 tok |
| morodomi/redteam-skills Claude Code Plugin for automated security auditing. Static analysis + dynamic verification | 2 | Claude Code | 1 | 1,849 tok |
| queelius/claude-anvil A forge for Claude Code plugins — academic research, fiction worldbuilding, publication wo | 2 | Claude Code | 1 | 3,472 tok |
| sdsrss/onboard Make any legacy project Claude-Code-ready — without forcing AI tooling on your teammates. | 2 | Claude Code | 1 | 4,420 tok |
| iroha924/mumei Your build is green — but did the agent make it green by weakening the tests? mumei re-run | 2 | Claude Code, Codex, OpenCode | 2 | 7,247 tok |
| danielkremen818/claude-prompt A Claude Code slash command (/p) that rewrites your request into an optimized prompt, then | 2 | Claude Code, Codex, OpenCode | 2 | 732 tok |
| agagniere/speky agagniere.github.io Manage your specifications with git, render them as PDF and HTML | 2 | Claude Code, Codex, OpenCode | 2 | 1,266 tok |
| nick-railsback/skill-engine Teach Claude your codebase. Keep it taught. Plugin that builds and maintains a curated ind | 2 | Claude Code | 2 | 518 tok |
| CiselyAI/agency-skills cisely.ai Model your company as a living context graph in Cisely — a Claude Code plugin for guided m | 2 | Codex, OpenCode | 1 | 1,041 tok |
| ykdojo/yt-transcript Claude Code plugin for video transcripts: YouTube captions first, fast local Parakeet TDT | 2 | Claude Code | 1 | 498 tok |
| rterakedis/leanwheel-skills blog.terakedis.dev A slimmed-down version of BMAD made to be friendlier to smaller AI plan limits | 2 | Claude Code | 1 | 1,472 tok |
| aadarshvelu/syndicate aadarshvelu.github.io Personal AI news archiver — ingests Gmail/RSS/Twitter, dedups across channels, summarizes | 2 | Claude Code | 1 | — |
| openconclave/oc openconclave.com Multi-agent conclave platform — wire Claude Code, Ollama, and OpenAI-compatible models int | 2 | Claude Code | 1 | 1,417 tok |
| brody-0125/my-claude-skills Claude Code skills collection for implementation workflows, test automation, architectur | 2 | Claude Code | 1 | 1,093 tok |
| sudoplayer/manbun What happens when a ponytail goes the other way? The manbun takes over. | 2 | Codex, OpenCode | 1 | 768 tok |
| docutray/devflow-skill Complete agile development workflow commands for Claude Code. Framework-agnostic slash com | 2 | Claude Code, Codex, OpenCode | 2 | 4,877 tok |
| slopstopper/recursive-spine A Claude Code plugin that keeps project state in GitHub issues — tracks what's aging or un | 2 | Claude Code | 1 | 575 tok |
| karolkiljan/krux Ork z kopalni. Mówi mało. Wie dużo. Pomaga. | 2 | Claude Code | 1 | 2,336 tok |
| risadams/ink-and-agency A dual-host skills plugin for Claude Code and OpenAI Codex with a self-evolve loop that le | 2 | Claude Code, Codex, OpenCode | 2 | 6,208 tok |
| shrekshrek/project-workflow Spec-driven AI development workflow — methodology docs, starter templates, and Claude Code | 2 | Claude Code, Codex, OpenCode | 2 | 2,569 tok |
| LightZirconite/claude-account-switch Fast, keyboard-driven TUI to switch between multiple Claude Code/Codex accounts instantly | 2 | Claude Code, Codex, OpenCode | 2 | 1,465 tok |
| Attemainio/dotnet-toolkit AI-native .NET code intelligence for faster, more accurate codebase navigation with lower | 2 | Claude Code, Codex, OpenCode | 3 | 2,688 tok |