44,954 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 |
|---|---|---|---|---|
| DeepL/deepl-cli deepl.com DeepL CLI is a comprehensive, developer-friendly command-line tool that integrates DeepL's | 51 | Claude Code | 1 | 2,869 tok |
| dylantarre/design-system-skills Design system skills for agentic coding | 51 | Claude Code | 1 | 486 tok |
| sandraschi/calibremcp Calibre library automation via FastMCP — metadata, shelves, RAG, ai workflows. Plus webapp | 51 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 1,763 tok |
| cobusgreyling/goal-engineering cobusgreyling.github.io The canonical reference for Grok Build CLI /goal — run-until-done objectives, patterns, ve | 51 | Claude Code, Codex, OpenCode | 4 | 401 tok |
| netlify/context-and-tools | 51 | Claude Code | 2 | 1,720 tok |
| microsoft/agent365-skills AI coding skills for Microsoft Agent 365 — transform agents into AI Teammates with Teams h | 51 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 22,384 tok |
| emlai/defi-native-skill Agent Skill that makes your AI crypto-native with an understanding of onchain capital mark | 51 | Codex, OpenCode | 1 | 689 tok |
| aladicf/better-web-ui better-web-ui is a web frontend design skill library for AI coding agents. | 51 | Claude Code, Codex, OpenCode | 34 | 2,096 tok |
| zmylol/MiniClaude MiniClaude is a lightweight Claude Code-style terminal AI programming assistant supporting | 51 | Claude Code | 1 | 1,336 tok |
| amirkiarafiei/open-scholar-peer arxiv.org Open ScholarPeer: Implementation of DeepMind's ScholarPeer Protocol for AI Peer-Review. Us | 51 | Claude Code, Codex, Kiro, OpenCode | 6 | 9,714 tok |
| MikeyPetrillo/Agent402 agent402.tools agent402.tools: 500+ pay-per-call tools, metered models and finished reports for AI agents | 51 | Claude Code, Codex, Cursor, OpenCode | 7 | 6,292 tok |
| glukicov/slideops medium.com Turn a repository into a slide deck that tells you when it stops matching the code | 51 | Claude Code, Codex, OpenCode | 2 | 1,328 tok |
| cartridge-gg/slot docs.cartridge.gg A toolchain for rapidly spinning up Katana and Torii instances. Play test your game in sec | 51 | Claude Code, Codex, OpenCode | 6 | 869 tok |
| treyhunner/dotfiles My dotfiles | 51 | Claude Code, Codex, OpenCode | 2 | 838 tok |
| majorcontext/moat majorcontext.com Run agents in containers with credential injection and full observability. | 51 | Claude Code | 5 | 3,199 tok |
| Smith42/astroPT discord.gg Transformer based foundation model for astronomy | 51 | Codex, OpenCode | 1 | 305 tok |
| ballerina-platform/ballerina-vscode To keep Ballerina VSCode plugin related issues, discussions, etc. | 51 | Claude Code, Codex, OpenCode | 2 | 3,631 tok |
| nondual-agents/nondual nondual.cloud The address book for AI agents: Nondual gives all your agents one shared record for every | 50 | Codex, OpenCode | 1 | 2,229 tok |
| HuTa0kj/vetix Vetix — Automated scanning, identification, and assessment of SKILL security risks, based | 50 | Codex, OpenCode | 1 | 1,426 tok |
| paiml/rust-mcp-sdk paiml.github.io Pragmatic AI Labs MCP SDK | 50 | Claude Code | 3 | 12,392 tok |
| oliverearl/nes-php-glfw An NES emulator written in PHP 8.5 using the OpenGL GLFW extension. | 50 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 13,704 tok |
| marc-shade/Ollama-Workbench A comprehensive platform for managing, testing, and leveraging Ollama AI models with advan | 50 | Claude Code | 1 | 2,035 tok |
| ALGOREX-PH/StellarX-Workshop-Template-2026 | 50 | Claude Code | 1 | 724 tok |
| chojondocho/vowline A compact operating covenant for AI agents. | 50 | Codex, OpenCode | 1 | 447 tok |
| xiaobei930/cc-best xiaobei930.github.io 🎭 cc-best: Turn Claude Code into a full dev team — PM→Lead→Dev→QA autonomous workflow. 44 | 50 | Claude Code | 2 | 1,281 tok |
| albertobarnabo/lazy-cat Claude Code skills for developers who code like cats — never more effort than the problem | 50 | Claude Code | 1 | 193 tok |
| sidarora28/build-with-claude-code | 50 | Claude Code | 1 | 1,006 tok |
| jonathan-vella/apex-accelerator apexops.pro Starter template for APEX. Contains custom Copilot agents, Azure Pricing MCP server, and a | 50 | Codex, GitHub Copilot, OpenCode | 28 | 31,886 tok |
| vvselijah/Claudegram @elijahaifl on instagram built out the steps to have any claude environment recreate your | 50 | Claude Code | 3 | 721 tok |
| jnorthrup/conductor2 Conductor is a Gemini CLI extension that allows you to specify, plan, and implement softwa | 50 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 234 tok |
| collaborative-deep-research/agent-papers-cli | 50 | Claude Code | 5 | 909 tok |
| BUNotesAI/ghostty-dev | 50 | Codex, OpenCode | 1 | 273 tok |
| wuding129/agentClaw Make openclaw`s agents for multiusers，just a agent platform for small teams. | 50 | Claude Code | 1 | 4,566 tok |
| coleam00/ai-coding-summit-workshop-2 Exercises and resources for the AI Coding Summit 2026 workshop: Advanced Claude Code Techn | 50 | Claude Code | 9 | — |
| mergesort/Broadcast build.ms Simple and composable logging for Swift apps, servers, and coding agents. | 50 | Claude Code, Codex | 1 | — |
| chafan-dev/chafan-pwa cha.fan PWA for Chafan | 50 | Claude Code | 1 | 1,250 tok |
| coolapso/tfimport tfimport.coolapso.sh Automatically import infrastructure to tfstate | 50 | Codex, OpenCode | 1 | 2,044 tok |
| electricsheephq/evaos-code-review-bot-neondiff neondiff.com Stop giving away your code. NeonDIFF is your local-first AI PR reviewer for teams that wan | 50 | Codex, OpenCode | 1 | 1,170 tok |
| mimilabs/hccinfhir mimilabs.github.io HCC Algorithm that works with FHIR and 837 | 50 | Claude Code | 1 | 8,324 tok |
| IgniteUI/igniteui-mcp-testbed | 50 | Claude Code | 1 | 18,974 tok |
| zazencodes/random-number-mcp Production-ready MCP server that provides LLMs with essential random generation abilities, | 50 | Claude Code, Codex, OpenCode | 2 | 832 tok |
| vicarious11/agenttop htop for AI coding agents — monitor token usage, costs, and workflows across Claude Code, | 50 | Claude Code | 1 | 1,444 tok |
| richardwhiteii/rlm Recursive Language Model patterns for Claude Code — handle massive contexts (10M+ tokens) | 50 | Claude Code | 3 | — |
| levindixon/tengu_spinner_words | 50 | Claude Code | 1 | 442 tok |
| mcp360/mTarsier mcp360.ai mTarsier - The Open Source MCP & Skill Manager for Claude, Cursor, VS Code & any AI client | 50 | Claude Code, Codex, OpenCode | 2 | 1,591 tok |
| richkuo/rk-skills Claude Code workflow skills — GitHub issue/PR/release automation and Fable-driven planning | 50 | Claude Code, Codex, OpenCode | 2 | 2,813 tok |
| Marc-Moeller/aicms aicms.one AICMS — the AI-native CMS built for AI agents. AICMS lets an agent run 100% of your websit | 50 | Codex, OpenCode | 1 | 4,958 tok |
| luanmorenommaciel/uc-transact-co | 50 | Claude Code, Codex, OpenCode | 2 | 430 tok |
| majesticlabs-dev/majestic-marketplace | 50 | Claude Code, Codex, OpenCode | 9 | 2,974 tok |
| ossa-ma/double double (dostoevsky reference) local memory system for agents | 50 | Claude Code | 13 | — |