43,533 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 agents7,510Claude Code6,601Data and AI3,691Backend and APIs3,489Languages3,402Planning3,208Git and workflow3,142Code review2,734Memory and context2,361Testing2,349DevOps and cloud2,296Research2,292Writing and docs2,291Frontend2,248Security2,004Productivity1,708
All Claude Code32,107 Codex23,261 OpenCode22,036 GitHub Copilot3,542 Gemini CLI1,912 Cursor1,737 Windsurf119 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| diffblue/cbmc diffblue.github.io C Bounded Model Checker | 1,130 | Codex, OpenCode | 1 | 7,198 tok |
| ClawBio/ClawBio clawbio.github.io 🦖 ClawBio - The first bioinformatics-native AI agent skill library. Local-first. Reproduc | 1,129 | Claude Code, Codex, OpenCode | 2 | 15,476 tok |
| platonai/Browser4 browser4.io Browser4 — an AI-native browser engine for autonomous agents, intelligent extraction, and | 1,129 | Claude Code, Codex, OpenCode | 2 | 6,333 tok |
| massgen/MassGen docs.massgen.ai 🚀 MassGen is an open-source multi-agent scaling system that runs in your terminal, autono | 1,127 | Claude Code, Codex, OpenCode | 2 | 9,136 tok |
| deanpeters/product-manager-prompts A repository of Generative AI prompts for product managers using agents such as ChatGPT, C | 1,127 | Claude Code, Codex, OpenCode | 2 | 5,704 tok |
| xuzhougeng/wisp-science wispscience.com Open-source, local-first desktop AI research workbench for scientific computing with Pytho | 1,127 | Codex, OpenCode | 1 | 2,264 tok |
| gemini-cli-extensions/nanobanana | 1,126 | Gemini CLI | 1 | 1,037 tok |
| mongodb-js/mongodb-mcp-server A Model Context Protocol server to connect to MongoDB databases and MongoDB Atlas Clusters | 1,126 | GitHub Copilot | 1 | 1,576 tok |
| withkynam/vibecode-pro-max-kit Your AI forgets. This remembers. Spec-driven coding harness for vibecoders, product owners | 1,126 | Claude Code, Codex, OpenCode | 56 | 15,545 tok |
| suyiiyii/AutoGLM-GUI autoglm-gui.vercel.app A modern Web graphical interface for AutoGLM—making it easy for AI to automate Android dev | 1,125 | Claude Code, Codex, OpenCode | 3 | 1,582 tok |
| Dicklesworthstone/coding_agent_session_search Unified TUI and CLI to index and search your local coding agent session history across 11+ | 1,125 | Codex, OpenCode | 1 | 16,752 tok |
| kayac/ecspresso ecspresso is a deployment tool for Amazon ECS | 1,121 | Claude Code | 1 | 931 tok |
| liangdabiao/ecom-details-image skillhub.cn A general-purpose visual creation Skill for cross-border and domestic e-commerce, designed | 1,121 | Claude Code | 1 | — |
| mrwadams/stride-gpt stridegpt.streamlit.app An AI-powered threat modeling tool that leverages OpenAI's GPT models to generate threat m | 1,119 | Codex, OpenCode | 1 | 4,122 tok |
| vndee/llm-sandbox vndee.github.io Lightweight and portable LLM sandbox runtime (code interpreter) Python library. | 1,119 | Claude Code, GitHub Copilot | 2 | 4,844 tok |
| daangn/seed-design seed-design.io SEED Design System | 1,119 | Claude Code, Codex, OpenCode | 10 | 1,322 tok |
| KroMiose/nekro-agent nekro.ai NekroAgent is a cross-platform Agent framework for multiplayer interaction scenarios, inte | 1,118 | Claude Code, Codex, OpenCode | 2 | 1,696 tok |
| agentrq/agentrq agentrq.com AgentRQ: Human-in-loop realtime conversational task manager for AI Agents. Self-hosted! Co | 1,115 | Claude Code, Codex, OpenCode | 2 | 2,692 tok |
| codestable/CodeStable codestable.dev CodeStable is an AI coding workflow for serious software engineering that keeps humans in | 1,114 | Claude Code, Codex, OpenCode | 4 | 2,188 tok |
| kinopeee/cursorrules | 1,112 | Claude Code, Cursor | 3 | — |
| saidsurucu/yargi-mcp MCP Server For Turkish Legal Databases | 1,112 | Claude Code | 1 | 23,161 tok |
| novoid/Memacs What did I do on February 14th 2007? Visualize your (digital) life in Org-mode | 1,109 | Codex, OpenCode | 1 | 2,975 tok |
| agentlas-ai/Agentlas-OS agentlas.cloud Agent OS: keep specialist agents in a hub, spin up a temporary orchestrator per task. Loca | 1,108 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 7,327 tok |
| Onelevenvy/flock A desktop multi-agent harness built with Rust, Tauri, and React, powered by langgraph-rust | 1,106 | Claude Code, Codex, OpenCode | 2 | 4,269 tok |
| huangjia2019/claude-code-engineering time.geekbang.org This repository demonstrates how to use Claude Code to do real engineering work, not just | 1,106 | Claude Code | 1 | — |
| ModernRelay/omnigraph omnigraph.dev Lakehouse native graph engine with git-style workflows | 1,106 | Claude Code, Codex, OpenCode | 2 | 2,012 tok |
| PharMolix/OpenBioMed | 1,105 | Claude Code | 1 | 1,523 tok |
| TencentCloudBase/CloudBase-AI-Toolkit docs.cloudbase.net Backend for AI coding agents on CloudBase — database, auth, functions via Plugin, Skills & | 1,103 | Claude Code, Codex, OpenCode | 2 | 6,543 tok |
| erha19/ping-island erha19.github.io A Dynamic Island-style command center for managing all your AI coding agents on macOS. | 1,103 | Claude Code, Codex, OpenCode | 1 | 7,782 tok |
| prompt-security/clawsec prompt.security A complete security skill suite for OpenClaw, Hermes, PicoClaw and NanoClaw agents (and va | 1,102 | Claude Code, Codex, OpenCode | 2 | 3,541 tok |
| dpearson2699/swift-ios-skills skills.sh Agent Skills for iOS 26+, Swift 6.3, SwiftUI, and modern Apple frameworks | 1,098 | Codex, OpenCode | 1 | 2,604 tok |
| ysr666/dsh-vision-router Eyes for text-only DeepSeek Harness agents: built-in free vision chain (no key) + pixel-le | 1,097 | Claude Code, Codex, GitHub Copilot | 4 | 675 tok |
| foxhound87/mobx-formkit foxhound87.github.io Reactive MobX Form State Management | 1,096 | Codex, OpenCode | 1 | 7,668 tok |
| community-shaders/skyrim-community-shaders discord.com Community-driven advanced graphics modifications for AE, SE and VR. | 1,096 | GitHub Copilot | 1 | 1,072 tok |
| MiguelsPizza/WebMCP mcp-b.ai Bringing the power of MCP to the web | 1,095 | Claude Code | 1 | 2,736 tok |
| ndif-team/nnsight nnsight.net The nnsight package enables interpreting and manipulating the internals of deep learned mo | 1,095 | Claude Code | 1 | 3,715 tok |
| plugin87/ux-ui-agent-skills Turn Claude into a Senior Design Architect — DTCG design tokens, 42 components, WCAG 2.2 a | 1,095 | Claude Code | 2 | 5,342 tok |
| lahfir/agent-desktop Agent Desktop gives any agent reliable computer use on the desktop. Built with Rust, it se | 1,094 | Claude Code | 1 | 5,922 tok |
| bubblelabai/BubbleLab bubblelab.ai Open-core workflow engine powering Bubble Lab — and fully runnable, hostable, and extensib | 1,093 | Claude Code | 3 | 22 tok |
| OpenLAIR/dr-claw openlair.github.io A Super AI Lab with massive AI Doctors as Assistants. Best IDE for Research via AI Power. | 1,093 | Claude Code | 2 | — |
| LilMGenius/paperthin paperthin.ai Low-level agentic design patterns. Turning old engineering wisdom into reflexes your agent | 1,092 | Claude Code, Codex, OpenCode | 2 | 3,358 tok |
| shaps80/SwiftUIBackports A collection of SwiftUI backports for iOS, macOS, tvOS and watchOS | 1,092 | Codex, OpenCode | 1 | 653 tok |
| Dicklesworthstone/beads_rust Fast Rust port of Steve Yegge's beads: local-first, non-invasive issue tracker storing tas | 1,090 | Claude Code, Codex, OpenCode | 2 | 12,466 tok |
| 0xranx/OpenContext 0xranx.github.io A personal context store for AI agents and assistants—reuse your existing coding agent CLI | 1,090 | Codex, OpenCode | 1 | 1,022 tok |
| foxglove/mcap mcap.dev MCAP is a modular, performant, and serialization-agnostic container file format, useful fo | 1,087 | Codex, OpenCode | 1 | 1,480 tok |
| andrepimenta/claude-code-chat marketplace.visualstudio.com Beautiful Claude Code Chat Interface for VS Code | 1,085 | Claude Code | 1 | — |
| lee-to/ai-factory aif.cutcode.dev You want to build with AI, but setting up the right context, prompts, and workflows takes | 1,085 | Codex, OpenCode | 1 | 9,525 tok |
| openclaw/agent-skills Useful skills for agents and claws. | 1,083 | Codex, OpenCode | 1 | 173 tok |
| BitMiracle-AI/Dormice The SQLite of agent sandboxes — self-hosted, E2B-compatible. One machine, sandboxes that l | 1,080 | Claude Code, Codex | 1 | — |
| nevalang/neva nevalang.org Dataflow programming language where you write a program as a message-passing graph and eve | 1,079 | Codex, OpenCode | 9 | 1,227 tok |