31,984 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| nerdsane/bloodhound Deterministic simulation testing platform for hunting bugs in distributed systems | 23 | Claude Code | 1 | 7,861 tok |
| rainmanjam/poka-yoke Mistake-proofing for software. Shigeo Shingo's poka-yoke method as a Claude Code plugin: a | 23 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,387 tok |
| masondelan/selvedge selvedge.sh Decision provenance for AI-coded codebases: the why, and what was already tried and reject | 23 | Claude Code | 1 | 1,924 tok |
| lianxhcn/stata-ai lianxhcn.github.io using Stata with AI-Agent | 23 | Claude Code | 1 | 1,255 tok |
| tommo/sublime-claude Sublime Text extension for interaction with claude-code, codex, grok... | 23 | Claude Code | 1 | 51 tok |
| expectbugs/G2CC A custom windowed OS for Even Realities G2 smart glasses — direct-BLE Android client, PC-s | 23 | Claude Code | 1 | 3,868 tok |
| stevengonsalvez/agents-in-a-box stevengonsalvez.github.io context engineering for agentic coding | 23 | Claude Code, Codex, OpenCode | 6 | 729 tok |
| hyhmrright/logic-lens Logic-first AI code review via semi-formal execution tracing (Premises → Trace → Divergenc | 23 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 3,431 tok |
| VincentChuWaiChow/vanguard-frontier-agentic Curated marketplace of AI skills, agents, and rules for cloud, zero-trust, and compliance- | 23 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 5,843 tok |
| ty13r/substack-mcp-plus The most advanced Substack MCP server. 12 tools, browser auth, rich text support. Not affi | 23 | Claude Code | 1 | 2,882 tok |
| tajchert/suuntool Unofficial CLI and MCP for the Suunto cloud API. Read and write your own fitness data from | 23 | Claude Code | 1 | 4,299 tok |
| gaspareduard/Omada-mcp Security-first MCP server for TP-Link Omada, with a stdio-first runtime, capability-gated | 23 | Claude Code, Codex, OpenCode | 3 | 2,700 tok |
| kengio/dp-800-study-guide Open-source community study guide for Microsoft DP-800: Developing AI-Enabled Database Sol | 23 | Claude Code | 1 | 3,216 tok |
| MarimerLLC/calendar-mcp Adjutant - a Model Context Protocol (MCP) server giving AI assistants unified access to em | 23 | Claude Code, GitHub Copilot | 2 | 1,715 tok |
| mronkko/claude-academic-research Claude Code plugin for academic research: MCP-grounded citations, empirical integrity, sys | 23 | Claude Code | 1 | 4,731 tok |
| nasrulhazim/claude | 23 | Claude Code | 1 | 2,074 tok |
| eliranwong/biblemate biblemate.ai BibleMate AI is an autonomous AI agent able to make plans and execute multiple steps to co | 23 | Claude Code | 1 | 801 tok |
| peter-stratton/dark-factory Human constraints, interactive planning, autonomous execution. | 23 | Claude Code | 10 | 118 tok |
| afiqiqmal/claude-security-audit Claude Code slash command for white-box security auditing with OWASP Top 10:2025 and NIST | 23 | Claude Code | 1 | 828 tok |
| bidyashish/vedicpanchanga.com vedicpanchanga.com Drik Panchanga Vedic | 23 | Claude Code, Codex, OpenCode | 2 | 9,187 tok |
| jvm/pi-mono Monorepo for Pi-related projects | 23 | Claude Code, Codex, OpenCode | 2 | 2,544 tok |
| xiarongwen/boss-auto-job 🎯 BOSS Zhipin skill — search + AI matching + automatic applications (Camoufox stealth mod | 23 | Claude Code, Codex, Cursor, OpenCode | 3 | 2,967 tok |
| theanibalos/MicroCoreOS microcoreos.com The Elastic Monolith: A microkernel architecture designed to optimize AI context windows, | 23 | Claude Code, Codex, OpenCode | 2 | 4,263 tok |
| salesforce-ux/design-system-2-starter-kit salesforce-ux.github.io | 23 | Claude Code, Codex, OpenCode | 4 | 1,523 tok |
| nguyennguyenit/MultiClaude Multi-agent terminal manager for Claude Code. | 23 | Claude Code | 19 | 1,374 tok |
| acolomba/pi-claude-marketplace Access Claude plugin marketplaces from Pi Coding Agent. | 23 | Claude Code | 2 | 2,270 tok |
| caio-moliveira/workshop-agent-harness | 23 | Claude Code | 30 | 1,118 tok |
| sean-galloway/RTLDesignSherpa rtldesignsherpa.com This site is hopefully a springboard for others to learn about coding in System Verilog an | 23 | Claude Code | 26 | 3,737 tok |
| timothywarner-org/az104-cert-buddy techtrainertim.com AI-powered AZ-104 certification study buddy built on GitHub Copilot agents. Generates exam | 23 | Claude Code, Codex, GitHub Copilot | 6 | 2,266 tok |
| burin-labs/harn harnlang.com Harn is a programming language and runtime for building AI agents. | 23 | Claude Code, Codex, OpenCode | 13 | 3,979 tok |
| Samin12/claude-course | 23 | Claude Code | 1 | 1,213 tok |
| thangphan205/tacacs-ng-ui tacacs.9ping.cloud Modern web UI for tac_plus-ng TACACS+: AAA log auditing, trend dashboards, alerting, anoma | 23 | Claude Code | 1 | 5,052 tok |
| sabbirba/preconnect preconnect.app Flutter app for BRAC University students with SSO login and Connect API integration. | 23 | Claude Code, Codex, OpenCode | 3 | 1,471 tok |
| SAP/astonish sap.github.io Multi-tenant AI agent platform for teams: Studio, CLI, shared memory, reusable flows, gene | 23 | Claude Code, Codex, OpenCode | 2 | 2,382 tok |
| cubexch/ai-fund cube.exchange AI trading desk with 42 hedge fund agents for Claude Code. Trade crypto & stocks like Jame | 23 | Claude Code | 1 | 6,121 tok |
| Xsxdot/handoff handoff.gosuper.dev Delegate implementation plans to another AI for execution while you only review — a pure C | 23 | Claude Code | 2 | — |
| sbroenne/mcp-server-powerpoint powerpointmcpserver.dev Automate real Microsoft PowerPoint with AI via MCP Server or CLI - slides, shapes, tables, | 23 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 7,694 tok |
| Soushi888/holochain-agent-skills soushi888.github.io Agent skills for Holochain hApp development on Holochain 0.7. Agent Skills Open Standard: | 23 | Claude Code, Codex, OpenCode | 2 | 3,586 tok |
| geekjourneyx/industry-research A professional industry research Skill that turns industry, sector, and company questions | 23 | Claude Code, Codex, OpenCode | 2 | 2,550 tok |
| giang6283623/minimal-vibe-coding-kit A lightweight, reusable kit of shared rules, skills, and agent/command prompts for AI-assi | 23 | Claude Code, Codex, OpenCode | 3 | 2,420 tok |
| martinholovsky/SOTA-skills probably.group Engineering best practices that AI coding agents actually apply — 40+ skills, from secure | 23 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 3,532 tok |
| j4flmao/agent-skills | 23 | Claude Code, GitHub Copilot, OpenCode | 12 | 1,197 tok |
| daften/fireflyiii-mcp daften.github.io Connect any MCP client to Firefly III — 140 tools via stdio (PAT) or HTTP (OAuth | 23 | Claude Code, Codex, OpenCode | 3 | 10,162 tok |
| BeppeTemp/cartographer beppetemp.github.io MCP governance server in Go for the Agentic Wiki — knowledge that composes, not that you q | 23 | Claude Code, Codex, OpenCode | 4 | 1,999 tok |
| ultralytics/skills ultralytics.com Agent skills for Ultralytics YOLO, covering models, datasets, training, tuning, inference, | 23 | Claude Code, Codex, OpenCode | 2 | 1,717 tok |
| tokuhirom/mutsu tokuhirom.github.io | 23 | Claude Code, Codex, OpenCode | 14 | 24,010 tok |
| KbWen/agent-virtual-office 🏢 Watch your AI coding agents live their office life — Claude Code, Codex & Gemini show u | 23 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 62 | 4,798 tok |
| olafkfreund/nixos_config My private nixos_config | 23 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 72 | 4,748 tok |
| SonicGarden/sgcop | 23 | Claude Code | 3 | 494 tok |
| SAP-samples/sap-community-activity-badges Display your SAP Community public activity, badges, and Devtoberfest contest progress as g | 23 | Claude Code, GitHub Copilot | 6 | 4,095 tok |