32,552 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 agents8,564Claude Code6,906Git and workflow3,633Data and AI3,578Backend and APIs3,558Languages3,494Planning3,322Code review2,906Testing2,695DevOps and cloud2,496Writing and docs2,489Memory and context2,375Research2,320Frontend2,312Security2,181Project management1,980
All Claude Code32,552 Codex24,920 OpenCode23,840 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,771 Windsurf202 Kiro117
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| avansaber/tailtest tailtest.com tailtest auto-generates and runs tests for every file your AI agent edits in Claude Code. | 12 | Claude Code | 1 | 7,383 tok |
| Jinchen-Yang/diansai-skill NUEDC car electronic control design agent · Claude Code-driven gated pipeline: problem ana | 12 | Claude Code | 1 | 1,361 tok |
| itallstartedwithaidea/MiniAgent googleadsagent.ai The Cowork Agent for Everything — trainable advertising AI + 14 platform MCP servers + age | 12 | Claude Code | 1 | 438 tok |
| JosieBot26/prospector-mcp-email-finder Free B2B email finder & verification MCP server. Find, verify, and enrich business emails | 12 | Claude Code | 1 | 703 tok |
| microsoft/entrabot microsoft.github.io Give a device-local AI agent its own Microsoft Entra identity. Reference implementation fo | 12 | Claude Code, Codex, OpenCode | 7 | 5,556 tok |
| cyanheads/secedgar-mcp-server npmjs.com Query SEC EDGAR filings, XBRL financials, and company data via MCP. STDIO or Streamable HT | 12 | Claude Code, Codex, OpenCode | 2 | 87,938 tok |
| hannsxpeter/scriveno Spec-driven creative writing, publishing, and translation pipeline for AI coding agents. F | 12 | Claude Code, Codex, OpenCode | 2 | 7,989 tok |
| AmElmo/loadout One app to manage MCPs, skills, rules, hooks, subagents and plugins across Claude, Codex, | 12 | Claude Code | 1 | 1,780 tok |
| hyhmrright/market-sages 13 legendary investors analyzing stocks for you — Buffett to Taleb. Real-time data via web | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,689 tok |
| 6uclz1/ableton-cli Python CLI to control and inspect Ableton Live via a local Remote Script. | 12 | Claude Code, Codex, Cursor, OpenCode | 3 | 2,160 tok |
| ariadoss/superskills hyperion360.com Curated AI skills pack for Claude Code, Codex, Cursor, OpenCode, etc. TDD, debugging, secu | 12 | Claude Code, Codex, OpenCode | 2 | 3,955 tok |
| Cars-10/windchill-mcp-server Test bed for a MCP server for Windchill. Running in Docker | 12 | Claude Code | 1 | 3,808 tok |
| marianfoo/sap-api-policy-skill Agent skill (npx skills) for evidence-based SAP API Policy alignment assessments — sourced | 12 | Claude Code, Codex, OpenCode | 2 | 1,357 tok |
| Vasallo94/obsidian-mcp-server Vault-native MCP server for Obsidian: let Codex, Claude Code, Hermes, and other agents rea | 12 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 4,340 tok |
| andrewii23/ii23-skills Agent Skills for Claude Code — video understanding (grid-packed frames + transcript, ~7x c | 12 | Claude Code | 1 | 400 tok |
| sandraschi/robotics-mcp MCP 3.1 server + Webapp. Yahboom, Dreame, Tdrone, Noetix Bumi collab with shared LIDAR map | 12 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 9 | 795 tok |
| ifokeev/airbrowser-mcp ifokeev.github.io Undetectable Chrome for AI agents, web scraping, and automation. REST API + MCP server + V | 12 | Claude Code, Codex, OpenCode | 5 | 2,665 tok |
| serkanhaslak/meta-mcp Comprehensive Meta Ads MCP Server — 77 tools for full campaign lifecycle management | 12 | Claude Code | 2 | 1,724 tok |
| leolilley/mailcow_mcp | 12 | Claude Code | 1 | 1,373 tok |
| duc01226/EasyPlatform | 12 | Claude Code, Codex, OpenCode | 13 | 4,338 tok |
| vladolaru/claude-code-codex-bridge Automatically bridge your local Claude Code setup into Codex so both stay equally effectiv | 12 | Claude Code, Codex, OpenCode | 2 | 2,842 tok |
| PIXARTSeu/Synapse Self-improving AI brain for Claude Code & Desktop — 28 MCP tools, 253 skills, collective m | 12 | Claude Code, Codex, OpenCode | 2 | 7,498 tok |
| Foysal50x/skills Opinionated Laravel engineering skills for AI coding agents. | 12 | Claude Code, Codex, OpenCode | 2 | 2,321 tok |
| StringNLPLAB/FlexSQL FlexSQL: Flexible Exploration and Execution Make Better Text-to-SQL Agents | 12 | Claude Code | 1 | — |
| strikersam/autonomous-ai-agency autonomous-ai-agency.strikersam.workers.dev An AI-powered workforce platform that executes multi-agent tasks with automatic provider f | 12 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 41 | 8,821 tok |
| malkreide/swisstopo-mcp MCP server for Swiss federal geodata (Swisstopo APIs) — 13 tools for geocoding, height, ST | 12 | Claude Code | 3 | 4,831 tok |
| muchiny/bridge-mcp MCP server for secure SSH remote management — 337 tools across 74 groups for DevOps, Docke | 12 | Claude Code | 1 | 908 tok |
| Looted/kibi looted.github.io Kibi is a requirement-conformance layer for AI coding agents that keeps product intent con | 12 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 2,614 tok |
| amichail-1/Orbination-AI-Desktop-Vision-Control Give AI assistants eyes and hands. Native Windows MCP server — UIAutomation, OCR with dark | 12 | Claude Code | 1 | 642 tok |
| smbcloudXYZ/smbcloud-cli docs.smbcloud.xyz smbCloud is a headless-first cloud platform. | 12 | Claude Code, Codex, GitHub Copilot, OpenCode | 15 | 1,626 tok |
| shrec/AIWorkHub shrec.github.io Open-source, local-first control plane for multi-model AI coding agents in VS Code and MCP | 12 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 5,270 tok |
| lonetis/agentor Self-hosted alternative to Claude Code Web, Codex in the Cloud, and similar managed agent | 12 | Claude Code | 1 | 5,573 tok |
| nhype/owa-exchange-mcp | 12 | Claude Code | 1 | 631 tok |
| VeryMath/co-mathematician Co-mathematician project for collaborative AI-assisted mathematical research. | 12 | Claude Code, Codex, OpenCode | 9 | 2,327 tok |
| seiji/inoreader-mcp-server | 12 | Claude Code, Codex, OpenCode | 3 | 766 tok |
| qdonnars/ohmywind ohmywind.fr MCP server + web app for sailing passage planning, worldwide: per-leg ETA, 1-5 complexity | 12 | Claude Code | 1 | 1,916 tok |
| chinkan/RustFox Your own local AI assistant on Telegram — Rust, sandbox, schedule, MCP, persistent memory. | 12 | Claude Code | 1 | 4,224 tok |
| cyanheads/eur-lex-mcp-server npmjs.com Search EU legislation, CJEU case law, and treaties; traverse the CELLAR relationship graph | 12 | Claude Code, Codex, OpenCode | 2 | 18,410 tok |
| openma-ai/backchat backchat.openma.ai Local-first desktop workspace for ACP agents—DeepSeek Harness, Claude Code, Codex, Gemini | 12 | Claude Code, Codex, OpenCode | 2 | 1,014 tok |
| kopp0510/claude-dd Portable Claude Code profile — 8-step dev loop, CLAUDE.md pre-commit gate, zero-hallucinat | 12 | Claude Code | 1 | 14,125 tok |
| FavioVazquez/mollify Deterministic codebase intelligence for Python | 12 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 40 | 4,352 tok |
| Lex6won/vibecode-checker A first-line security linter for quickly AI-generated code, checking it against South Kore | 12 | Claude Code | 1 | — |
| guardianer9-debug/cst-studio-orchestrator-mcp Unified MCP automation layer for CST Studio Suite antennas, RF/EM, PCB/SI, schematics, and | 12 | Claude Code | 1 | 1,414 tok |
| Pantani/ableton-mind pantani.xyz Definitive MCP server for Ableton Live — full LOM coverage, embedded device knowledge base | 12 | Claude Code, Codex, OpenCode | 32 | 4,391 tok |
| Sounio-lang/sounio souniolang.org An epistemic systems language for scientific computing — uncertainty, units and effects, w | 12 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 5 | 5,232 tok |
| iuliandita/skills iuliandita.com Task skills for coding agents, from Kubernetes to code review. Install only the ones you n | 12 | Claude Code, Codex, OpenCode | 2 | 809 tok |
| Maksim-Burtsev/simple-man Cut the chatter. Keep the work. A measured communication policy for coding agents: −32% ou | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,368 tok |
| dpesch/mantisbt-mcp-server codeberg.org Mirror of codeberg.org/dpesch/mantisbt-mcp-server — issues and PRs not monitored | 12 | Claude Code | 1 | 794 tok |
| dithiothreitol/jdg-ksiegowy AI Asystent Księgowy dla JDG (Polska) — faktury, KSeF 2.0, JPK_V7M/EWP, ZUS, ryczałt. Open | 12 | Claude Code | 1 | 1,603 tok |
| zilet/cairn codespaces.new Self-hosted wellness OS. A coaching team reads your labs, lifting, running, food and sleep | 12 | Claude Code, Codex, OpenCode | 3 | 14,697 tok |