24,815 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 |
|---|---|---|---|---|
| TreatTrick/skill-sync treattrick.github.io ❯ Open-source desktop app to sync Claude Code, Codex, and AI agent skills across computers | 7 | Claude Code, Codex, OpenCode | 2 | 2,738 tok |
| punt-labs/quarry Locally hosted semantic search for AI agents. 20+ document formats, hybrid search, agent m | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 12,565 tok |
| RosMarinas/Research-Pi Research Pi is a multi-model Agent Runtime for computational research, organized around pr | 7 | Claude Code, Codex | 4 | — |
| agentprism/agentprism-workflows agentprism.com AgentPrism Workflows — run dynamic agent()/parallel()/pipeline() workflow scripts over any | 7 | Claude Code, Codex, OpenCode | 4 | 1,707 tok |
| abk1969/ai-act-skills Multi-platform agent skills (Claude Code + Gemini CLI + OpenAI Codex) for EU AI Act compli | 7 | Codex, Gemini CLI, OpenCode | 2 | 1,993 tok |
| HuskyDanny/OnPoint Big idea first, then fewer words, then less code. One switch for 12+ AI coding agents — me | 7 | Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode | 6 | 11,287 tok |
| sentimony/skills | 7 | Claude Code, Codex, OpenCode | 2 | 994 tok |
| praveen-palanisamy/autodemo praveenp.com Demos as code — generate demo videos, interactive walkthroughs & marketing captures from y | 7 | Codex, Cursor, OpenCode | 2 | 513 tok |
| sandraschi/vcv-rack-mcp MCP server for VCV Rack 2 - composes modular synth patches by emitting structured JSON, no | 7 | Codex, OpenCode | 1 | 435 tok |
| Agnuxo1/enigmagent-mcp npmjs.com Local encrypted vault MCP server. AES-256-GCM + Argon2id. Resolves {{PLACEHOLDER}} secrets | 7 | Codex, OpenCode | 1 | 686 tok |
| churichard/fluxmail Self-hosted email CLI / API / MCP server for AI agents and apps | 7 | Claude Code, Codex, OpenCode | 3 | 856 tok |
| prakharagarwal-dev/linkedin-mcp-server A LinkedIn MCP server to find jobs, search people, research companies, manage your network | 7 | Codex, OpenCode | 1 | 687 tok |
| jahala/umbel jahala.github.io Remote-control interactive agent CLIs (Claude Code, Codex, Gemini) over tmux. One binary, | 7 | Claude Code, Codex, OpenCode | 11 | 6,983 tok |
| tonydzi/claw-consensus Run AI agents across machines without state drift: consensus protocol (propose/counter/acc | 7 | Codex, OpenCode | 1 | 1,024 tok |
| IvanMurzak/ai-game-dev-plugin ai-game.dev AI Game Dev plugins & skills for Claude Code, Codex, Cursor and Gemini CLI: create a Unity | 7 | Codex, OpenCode | 1 | 1,256 tok |
| sjarmak/coding-agent-workflows Neutral source of coding standards, agent roles, skills, and workflows, rendered to native | 7 | Codex, OpenCode | 1 | 6,361 tok |
| s977043/river-review river-review.the3396.com Turn reviews into organizational decision assets. Review Judgment as Code for AI-assisted | 7 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 10 | 7,844 tok |
| robcost/gameforge AI-powered game creation platform — learn how to build multi-agent pipelines with the Clau | 7 | Claude Code, Codex, OpenCode | 2 | 1,289 tok |
| tonytanglab/deepseek-harness-relay-mcp Delegate long-running work to DeepSeek Harness from any MCP agent—and monitor it to comple | 7 | Codex, OpenCode | 1 | 217 tok |
| nirholas/x402-grocery nirholas.github.io Real grocery product search and cart building over the Kroger API, priced per operation | 7 | Claude Code, Codex, OpenCode | 2 | 511 tok |
| kelesmert/turnlens npmjs.com Per-turn token and cost monitoring for Codex and Claude Code. | 7 | Claude Code, Codex, OpenCode | 8 | 2,064 tok |
| triskweline/skills Agent skills I use in my work | 7 | Claude Code, Codex, OpenCode | 2 | 1,489 tok |
| Netcracker/qubership-ai-packages | 7 | Claude Code, Codex | 9 | — |
| marcello-a/Planchette Planchette — points you to the session that speaks. A native terminal IDE for running many | 7 | Claude Code, Codex, OpenCode | 1 | 7,940 tok |
| dotagents-io/dotagents dotagents.io | 7 | Claude Code, Codex, OpenCode | 2 | 80 tok |
| elmoritz/agents-skills-setup elmoritz.github.io | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 33 | 3,035 tok |
| AsterCommunity/AptS-1548 | 7 | Codex, OpenCode | 1 | 400 tok |
| kostja94/openblog alignify.co Agent-native, Git-based blog CMS module for product sites. Mount /blog on your marketing s | 7 | Codex, OpenCode | 1 | 3,040 tok |
| harness-mini/harness-mini harness-mini-website.vercel.app A minimal outer harness for developers' long coding tasks. Files + shell: skills, sub-agen | 7 | Codex, OpenCode | 1 | 2,426 tok |
| jperocho/diffwarden Independent PR guardian skill/playbook. | 7 | Claude Code, Codex, OpenCode | 2 | 1,076 tok |
| eea/eea.agent.skills Centralized repository for agentic skills used across EEA's unified dev workflow with AI c | 7 | Codex, OpenCode | 1 | 1,342 tok |
| ayeshLK/archsmith npmjs.com Turn a validated JSON IR into a consistent layered-architecture diagram (SVG) — library, C | 7 | Claude Code, Codex, OpenCode | 2 | 9,482 tok |
| baalimago/slivingdoc slivingdoc.dev Write in parallel. Persist to s3. | 7 | Claude Code, Codex, OpenCode | 2 | 8,413 tok |
| Liyux3/scholar-mcp liyux3.github.io MCP server aggregating academic search sources into one unified interface for research age | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 666 tok |
| MiiKiyoshi/html-mcp-web Review agent-made slides in the browser and export them to PowerPoint. | 7 | Codex, OpenCode | 1 | 21 tok |
| ShiroKSH/skills Roblox Studio skill and local MCP bridge for Claude Code, Codex, and other coding agents. | 7 | Codex, OpenCode | 1 | 145 tok |
| YuJunWang/104-job-hunter-mcp A job search automation tool that enables AI assistants to directly operate 104 Job Bank t | 7 | Codex, OpenCode | 1 | 4,741 tok |
| elfa-ai/mcp Elfa MCP Server | 7 | Claude Code, Codex, OpenCode | 2 | 359 tok |
| testivai/testivai-oss testiv.ai Local-first visual regression testing for Playwright, Selenium, WebdriverIO, Python, Java | 7 | Claude Code, Codex, OpenCode | 2 | 13,376 tok |
| Ramsbaby/jarvis-board Real-time AI agent collaboration board — agents post decisions, issues & discussions via R | 7 | Claude Code, Codex, OpenCode | 2 | 957 tok |
| damieng-zx/zx84 zx84.envytech.workers.dev Sinclair ZX Spectrum emulator for your browser with MCP server | 7 | Codex, OpenCode | 1 | 3,872 tok |
| jmagly/hound-mcp MCP server for Hound code search - expose regex-based code search to Claude Code and AI ag | 7 | Claude Code, Codex, OpenCode | 2 | 314 tok |
| Wafleem/stm32cubemx_mcp An MCP for agents to better use CubeMX | 7 | Codex, OpenCode | 1 | 183 tok |
| devnullvoid/mcp-ssh-tmux pypi.org Persistent SSH sessions for AI agents via tmux - No regex, no complexity, just visual snap | 7 | Codex, OpenCode | 1 | 1,568 tok |
| valentine-89/codex-quota-guard-mcp | 7 | Codex, OpenCode | 1 | 153 tok |
| ilovedurianhhh/ansa-mcp | 7 | Codex, OpenCode | 1 | 191 tok |
| kouroshez/coding-os coding-os.dev The cognitive operating system that gives AI coding agents memory, structure, and discipli | 7 | Claude Code, Codex, OpenCode | 2 | 4,607 tok |
| Alby2007/PLTM-Claude-repost- An MCP server that gives Claude Desktop persistent memory, self-awareness, epistemic hygie | 7 | Codex, OpenCode | 1 | 1,160 tok |
| emersonjds/redbar Spec-driven test agents for every layer. Math finds what you changed that nothing tests; a | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 1,518 tok |
| alilee/cranelisp Statically typed, jit compiled, pure functional lisp | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 18 | 7,375 tok |