3,543 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 agents7,521Claude Code6,606Data and AI3,688Backend and APIs3,494Languages3,401Planning3,209Git and workflow3,151Code review2,736Memory and context2,361Testing2,351DevOps and cloud2,300Writing and docs2,296Research2,295Frontend2,250Security2,004Productivity1,709
All Claude Code32,116 Codex23,280 OpenCode22,053 GitHub Copilot3,543 Gemini CLI1,915 Cursor1,736 Windsurf119 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| nolindnaidoo/secrets-le letools.dev Find hardcoded credentials in a codebase, and never print one into the report | 1 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 6 | 8,168 tok |
| nolindnaidoo/dates-le letools.dev Extract every date and timestamp, and the exact instant each one resolves to | 1 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 6 | 8,084 tok |
| nolindnaidoo/paths-le letools.dev Extract every file path in a codebase, and say whether it still points at anything | 1 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 6 | 8,286 tok |
| nolindnaidoo/scrape-le letools.dev Check whether a page is scrapeable before the scraper is written, and say when it cannot t | 1 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf | 6 | 8,312 tok |
| stevologic/security-recipes.ai security-recipes.ai Turn security findings into bounded agent work: one recipe, scoped context, required proof | 1 | Codex, GitHub Copilot, OpenCode | 5 | 758 tok |
| tactual-dev/tactual tactual.sh Screen-reader navigation cost analyzer — models the real effort to discover, reach, and op | 1 | GitHub Copilot | 1 | 903 tok |
| topness-msft/callwright An MCP server that places real phone calls — reservations, appointments, inquiries — on yo | 1 | Claude Code, GitHub Copilot | 2 | 1,472 tok |
| abdyer/j-archive-mcp A J-Archive MCP server for GitHub Copilot & other AI assistants | 1 | GitHub Copilot | 1 | 2,432 tok |
| larryhudson/simple-notion-mcp-server Notion MCP server that uses Markdown for better LLM support | 1 | GitHub Copilot | 1 | 494 tok |
| larryhudson/linear-mcp-server-again | 1 | GitHub Copilot | 1 | 494 tok |
| jdelon02/chat-orchestrate | 1 | GitHub Copilot | 1 | 632 tok |
| adarshj322/rishi-ai-mcp pypi.org 🕉️ An MCP server for authentic Vedic Astrology. Unlocks chart casting, planetary transits | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 16 | 6,200 tok |
| andr-ca/agentharness andr.ca Portable engineering policies for coding agents — git, testing, logging, and language conv | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 13 | 30,908 tok |
| mako10k/mcp-assoc-memory MCP Server of Associative Memory | 1 | GitHub Copilot | 1 | 2,434 tok |
| dougdevitre/access-to cotrackpro.com Empowering Healthier Futures Together. This repository hosts the core framework and resour | 1 | Claude Code, GitHub Copilot | 2 | 1,304 tok |
| rockexe0000/my-awesome-copilot | 1 | Claude Code, GitHub Copilot | 17 | 24,967 tok |
| JakeTRogers/my-awesome-copilot Selfishly opinionated GitHub Copilot prompts, agents, instructions, and skills. | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 12,344 tok |
| iress/design-system Shared component library for Iress products | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 17 | 17,196 tok |
| equinor/fusion-skills Fusion repo for agent skills | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 5,529 tok |
| RandyNorthrup/high-quality-projects-skill Vendor-neutral project discovery, feature delivery, and quality retrofit. Scan and enhance | 1 | Codex, GitHub Copilot, OpenCode | 2 | 1,824 tok |
| kylebrodeur/mcp-network-analyzer MCP server for intelligent browser network capture, API analysis, and pattern discovery | 1 | GitHub Copilot | 1 | 415 tok |
| eliransu/digital-brain Claude + Obsidian knowledge companion. A persistent, compounding wiki vault based on Karpa | 1 | Claude Code, GitHub Copilot | 1 | 711 tok |
| Jack-infinity420/three-mechanisms-plugin Claude Code plugin | Cursor plugin | Trae plugin | Codex plugin — AI agent code of conduct | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,154 tok |
| nutdnuy/quantcoder-plugin Claude Code and Codex plugin wrapper for QuantCoder research-paper to QuantConnect workflo | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 641 tok |
| DustinVK/wherefore The why behind your code, as plain markdown in your repo. Agent skill to capture decisions | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,870 tok |
| grnbtqdbyx-create/contextforge Agent context gate for Codex, Claude Code, Copilot, MCP, Cursor, Cline, Gemini and Windsur | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 445 tok |
| commerce-atoms/agents Reusable AI agents and editor rules for building scalable ecommerce systems. | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,536 tok |
| plumpslabs/matcha plumpslabs.github.io 🍵 Deliberate engineering guidelines & deterministic lifecycle safety hooks to enforce pla | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode, Windsurf | 12 | 5,663 tok |
| guorunjie/skillpack-forge One manifest for every AI coding agent: generate AGENTS.md, CLAUDE.md, Claude/Codex Skills | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 616 tok |
| dadion123/agent-context-doctor Doctor-first CLI for keeping AI coding agent context files clean, minimal, consistent, and | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 385 tok |
| XucroYuri/CLISYS cli-sys.com CLISYS - Multi-CLI Intelligent Collaboration System | Meta-CLI evolving into Agentic Execu | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 7,883 tok |
| PBNZ/pbnz-skills A personal collection of Agent Skills for Claude Code, Claude Cowork, Claude.ai, the Claud | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,921 tok |
| BigBugaboo/strategos Local-first strategist for Claude Code, Codex CLI, and GitHub Copilot CLI | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 344 tok |
| thedatakey/apollyon Evidence-first source security scanner for human-written and AI-generated code. Rust CLI w | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 938 tok |
| lxyer/multi-agent-collaboration-system Terminal-native cockpit for AI-first software engineering — protocol-driven sidecar across | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 41 | 195 tok |
| edgarbnt/ReactSentinel MCP server that lets AI agents inspect, replay, validate, and patch React bugs in the brow | 1 | GitHub Copilot | 1 | 741 tok |
| rumotion/ai-agent-project-template One canonical instruction file. Many models. ~1.9K-token startup. A copyable template for | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 7 | 1,494 tok |
| azazhang/finance-literature-review-skill Finance-first literature review skill pack for Codex, Cursor, Claude, Gemini, and Copilot. | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 845 tok |
| lamguo/agent-context-doctor pypi.org Audit, generate, sync, and package repository context files for AI coding agents. (AGENTS. | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,646 tok |
| yuri-semenenko/ai-engineering-workspace One engineering workflow across Claude Code, Codex, Copilot, and Gemini CLI. A portable pe | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 4,433 tok |
| eai-support/eai-gofer eai-support.github.io Spec-driven delivery workflow for VS Code and AI coding CLIs | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 11 | 3,888 tok |
| LangcliTeam/Langpad langcli.com Langpad is an Obsidian plugin that brings AI coding agent(Langcli, Claude code etc) direct | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 4,933 tok |
| electroo69/sped-cli 242 token-efficient shell aliases for AI coding agents. One install, every command works s | 1 | GitHub Copilot | 1 | 1,947 tok |
| legate-dev/telegram-ai-bridge Telegram ↔ AI coding CLIs bridge. Chat with Kilo, Codex, Copilot, Gemini, and Claude Code | 1 | GitHub Copilot | 2 | 1,688 tok |
| EShener/agent-ready Make any repo ready for AI coding agents in 60 seconds. | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 656 tok |
| stealthsrc/agentops-config-toolkit Compact configuration files for coding and general tasks, helping Claude Code, Gemini CLI, | 1 | GitHub Copilot | 1 | 385 tok |
| ali-ulu/awesome-agent Awesome Agent SDLC v1.2 — Open-source standard documentation repository for AI-agent-assis | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,264 tok |
| Ddhjx-code/Demand-Discovery-Skill AI coding assistant skill for automated niche demand discovery. Scans 7 data sources acros | 1 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,003 tok |
| jschick04/CopilotInstructions | 1 | Codex, GitHub Copilot, OpenCode | 18 | 64,289 tok |
| zarfld/copilot-instructions-template | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 22 | 73,121 tok |