43,458 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 agents7,450Claude Code6,586Data and AI3,698Backend and APIs3,488Languages3,402Planning3,191Git and workflow3,129Code review2,728Memory and context2,353Testing2,330DevOps and cloud2,293Research2,288Writing and docs2,283Frontend2,242Security1,990Productivity1,704
All Claude Code32,053 Codex23,184 OpenCode21,956 GitHub Copilot3,523 Gemini CLI1,906 Cursor1,729 Windsurf98 Kiro64
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| RediSearch/RediSearch redis.io A query and indexing engine for Redis, providing secondary indexing, full-text search, vec | 6,235 | Claude Code, Codex, OpenCode | 38 | 6,637 tok |
| uditgoenka/autoresearch udit.co Claude Autoresearch Skill — Autonomous goal-directed iteration for Claude Code. Inspired b | 6,234 | Claude Code, Codex, OpenCode | 30 | 2,635 tok |
| Eigenwise/atomic-agents eigenwise.github.io Building AI agents, atomically | 6,231 | Claude Code, Codex, OpenCode | 3 | 3,278 tok |
| microsoft/agent-governance-toolkit AI Agent Governance Toolkit — Policy enforcement, zero-trust identity, execution sandboxin | 6,226 | Codex, GitHub Copilot, OpenCode | 2 | 7,473 tok |
| reorx/httpstat curl statistics made simple | 6,221 | Claude Code, Codex, OpenCode | 2 | 1,195 tok |
| czlonkowski/n8n-skills n8n-skills.com n8n skillset for Claude Code to build flawless n8n workflows | 6,205 | Claude Code | 1 | 2,607 tok |
| Tencent/puerts PUER (普洱) Typescript. Let's write your game in UE or Unity with TypeScript. | 6,201 | Claude Code, Codex | 1 | — |
| Tencent/AI-Infra-Guard tencent.github.io A full-stack AI Red Teaming platform securing AI ecosystems via Agent Scan, Skills Scan, M | 6,199 | Claude Code, Codex, OpenCode | 2 | 2,177 tok |
| builderz-labs/mission-control mc.builderz.dev Self-hosted control plane for AI agents: dispatch tasks, review runs, track spend, and ope | 6,194 | Claude Code | 1 | 891 tok |
| PrefectHQ/marvin marvin.mintlify.app an ambient intelligence library | 6,193 | Claude Code | 1 | 462 tok |
| epiral/bb-browser Your browser is the API. CLI + MCP server for AI agents to control Chrome with your login | 6,186 | Codex, OpenCode | 1 | 2,522 tok |
| anthropics/claude-code-security-review An AI-powered security review GitHub Action using Claude to analyze code changes for secur | 6,183 | Claude Code | 1 | — |
| rullerzhou-afk/clawd-on-desk A pixel desktop pet that watches Claude Code, Codex, Cursor & other AI coding agents — so | 6,180 | Claude Code, Codex, OpenCode | 2 | 10,470 tok |
| akitaonrails/ai-memory Solution for long term memory for agent coding CLIs and to facilitate handoff between diff | 6,178 | Claude Code, Codex, OpenCode | 2 | 7,106 tok |
| ikaijua/Awesome-AITools Collection of AI-related utilities. Welcome to submit pull requests / Collection of practi | 6,170 | Codex, OpenCode | 1 | 815 tok |
| agegr/pi-web Web UI for the pi coding agent | 6,153 | Codex, OpenCode | 1 | 4,505 tok |
| gz-yami/mall4cloud mall4j.com ⭐️⭐️⭐️ Microservices mall system, Spring Cloud microservices mall, mini-program mall. | 6,140 | Claude Code, Codex | 1 | — |
| Helicone/helicone helicone.ai 🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and expe | 6,138 | Claude Code, Codex, Cursor, OpenCode | 3 | 5,269 tok |
| microsoft/VFSForGit Virtual File System for Git: Enable Git at Enterprise Scale | 6,135 | Codex, OpenCode | 1 | 2,444 tok |
| lightdash/lightdash lightdash.com Agentic BI. Analytics at the speed of code ⚡️ | 6,125 | Claude Code, Codex, OpenCode | 22 | 6,996 tok |
| rivet-dev/actors rivet.dev Rivet Actors are the primitive for stateful workloads. Built for AI agents, collaborative | 6,122 | Claude Code, Codex, OpenCode | 41 | 10,806 tok |
| UfoMiao/zcf zcf.ufomiao.com Zero-Config Code Flow for Claude code & Codex | 6,081 | Claude Code, Codex, OpenCode | 8 | 13,029 tok |
| tradesdontlie/tradingview-mcp AI-assisted TradingView chart analysis — connect Claude Code to your TradingView Desktop f | 6,077 | Claude Code | 1 | 1,873 tok |
| ChrisWiles/claude-code-showcase Comprehensive Claude Code project configuration example with hooks, skills, agents, comman | 6,063 | Claude Code | 19 | 509 tok |
| Azure/azure-sdk-for-net This repository is for active development of the Azure SDK for .NET. For consumers of the | 6,049 | Claude Code, Codex, GitHub Copilot, OpenCode | 24 | 3,574 tok |
| jacob-bd/gemini-notebook-mcp-cli Programmatic access to Gemini Notebook - via command-line interface (CLI), Model Context P | 6,046 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 7,646 tok |
| maildev/maildev maildev.github.io :mailbox: SMTP Server + Web Interface for viewing and testing emails during development. | 6,043 | Claude Code | 1 | 731 tok |
| drona23/claude-token-efficient One CLAUDE.md file. Keeps Claude responses terse. Reduces output verbosity on heavy workfl | 6,021 | Claude Code | 3 | 82 tok |
| zhukunpenglinyutong/jetbrains-cc-gui plugins.jetbrains.com Jetbrains Claude Code and Codex GUI Plugin | 6,020 | Claude Code, Codex | 1 | — |
| jakubkrehel/skills jakub.kr A collection of agent skills that help you build a great interface. | 6,013 | Claude Code, Codex, OpenCode | 2 | 3,177 tok |
| netease-youdao/LobsterAI lobsterai.youdao.com Open-source, desktop-grade AI agent that gets real work done — data analysis, slides, docs | 5,999 | Claude Code, Codex, OpenCode | 2 | 4,889 tok |
| btraceio/btrace Production-safe dynamic tracing and diagnostics for Java applications—attach to live JVMs | 5,994 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,439 tok |
| openai/plugins OpenAI Plugins | 5,984 | Codex | 1 | — |
| grapeot/devin.cursorrules Magic to turn Cursor/Windsurf as 90% of Devin | 5,966 | GitHub Copilot, Cursor | 2 | 2,252 tok |
| Dicklesworthstone/destructive_command_guard The Destructive Command Guard (dcg) is for blocking dangerous git and shell commands from | 5,948 | Codex, OpenCode | 1 | 17,656 tok |
| FlorianBruniaux/claude-code-ultimate-guide cc.bruniaux.com The most comprehensive Claude Code guide: agentic workflows, hooks, skills, MCP servers, q | 5,929 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 5,911 tok |
| jacklandrin/OnlySwitch onlyswitch.click ⚙️ All-in-One menu bar app, hide 💻MacBook Pro's notch, dark mode, AirPods, Shortcuts | 5,909 | Codex, OpenCode | 1 | 1,186 tok |
| HelixDB/helix-db helix-db.com HelixDB is an OLTP graph database with native vector and full-text search built in Rust on | 5,890 | Codex, OpenCode | 1 | 934 tok |
| MengTo/Skills Agent skills for designers and builders using Codex, Claude, Cursor, and other AI coding a | 5,890 | Claude Code | 1 | 333 tok |
| ZSeven-W/openpencil op.zseven.tech The world's first open-source AI-native vector design tool and the first to feature concur | 5,886 | Claude Code, Codex, OpenCode | 2 | 1,964 tok |
| fengshao1227/ccg-workflow ccg.fengshao1227.com Multi-model collaboration workflow engine — run /ccg:go with one command, and AI automatic | 5,881 | Claude Code, Codex | 11 | 18,144 tok |
| sooperset/mcp-atlassian mcp-atlassian.soomiles.com MCP server for Atlassian tools (Confluence, Jira) | 5,877 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,281 tok |
| antfu/skills Anthony Fu's curated collection of agent skills. | 5,867 | Codex, OpenCode | 1 | 1,919 tok |
| ModelEngine-Group/nexent modelengine-group.github.io Nexent is a zero-code platform for auto-generating production-grade AI agents using Harnes | 5,859 | Claude Code, Codex, OpenCode | 4 | 1,369 tok |
| deusyu/harness-engineering A Harness Engineering study guide — an in-depth learning record from understanding the con | 5,858 | Claude Code, Codex, OpenCode | 2 | 1,815 tok |
| baserow/baserow baserow.io Build databases, automations, apps & agents with AI — no code. Open source platform avail | 5,837 | Claude Code, Codex, OpenCode | 16 | 1,519 tok |
| kenn-io/agentsview agentsview.io Local-first session search, analytics, insights, and token use statistics for coding agent | 5,825 | Claude Code, Codex, OpenCode | 4 | 1,310 tok |
| vercel-labs/open-agents open-agents.dev An open source template for building cloud agents. | 5,810 | Claude Code, Codex, OpenCode | 2 | 1,253 tok |
| binaricat/Netcatty netcatty.app SSH workspace, SFTP, and terminals in one | 5,805 | Claude Code, Codex, OpenCode | 2 | 5,310 tok |
| Q00/ouroboros ouroboros.page Agent OS: the agent gets smarter on its own. We just hold the line: Interview-gated, stage | 5,803 | Claude Code, Codex, OpenCode | 5 | 4,047 tok |