4,424 projects whose own agent configuration covers building agents. These are not mods to install — they are how the maintainers of these repositories tell an agent what to do, and what to avoid.
All projects Claude Code6,606Data and AI3,688Backend and APIs3,494Languages3,401Planning3,209Git and workflow3,151Code review2,736Memory and context2,361Testing2,351DevOps and cloud2,300Writing and docs2,296Research2,295
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Victory-7291/project-scaffold-setup-skills Reusable agent skills for scaffolding C++ and embedded projects | 7 | Codex, OpenCode | 1 | 995 tok |
| NEXPACE-Limited/msu-skills nexpace-limited.github.io Agent Skills for MapleStory Universe — a SKILL.md catalog for MSU builders. Works with Cla | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 7,957 tok |
| normalled/apijack Generate full-featured CLIs with workflow automation from any OpenAPI spec | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 5,955 tok |
| mzored/superpowers-cc-to-codex Claude orchestrates, Codex executes. Combines Claude's judgment with GPT's speed for codin | 7 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 4,546 tok |
| frangelbarrera/agentic-harness pypi.org Open-source Python agent harness for auditable, cost-controlled LLM workflows with YAML pl | 7 | Claude Code, Codex, OpenCode | 2 | 1,806 tok |
| taniwhaai/arai arai.taniwha.ai Your AI assistant reads CLAUDE.md and ignores it anyway. Ārai makes instruction files enfo | 7 | Claude Code, Codex, OpenCode | 11 | 4,831 tok |
| jpwang1208/find-skills-x AI-powered skill discovery tool for finding and recommending agent skills across 8+ platfo | 7 | Codex, OpenCode | 1 | 229 tok |
| trentisiete/endy npmjs.com Multi-agent control plane for coding CLIs (Codex, OpenCode, CommandCode, Hermes) with one | 7 | Codex, OpenCode | 1 | 3,029 tok |
| shrec/AIWorkHub shrec.github.io Open-source, local-first control plane for multi-model AI coding agents in VS Code and MCP | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 4,909 tok |
| Supersynergy/agent-token-saver Cuts what your coding assistant spends per task, and shows you the numbers. Works with Cod | 7 | Claude Code, Codex, OpenCode | 2 | 474 tok |
| ldastey-dev/agentic-context AI coding agent instructions and assessment playbooks | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,501 tok |
| cheolwanpark/codex-client pypi.org claude-code-sdk style wrapper around the Codex CLI for programmatic automation. | 7 | Codex, OpenCode | 1 | 354 tok |
| MattFlower/tempest gotempest.net Tempest is a macOS Desktop Application for Claude, Codex, and Pi that helps maintain your | 7 | Claude Code, Codex, OpenCode | 5 | 897 tok |
| tellang/triflux npmjs.com CLI-first multi-model orchestrator — routes tasks to Codex, Gemini, and Claude | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 4,852 tok |
| aplaceforallmystuff/spain-ai-kit MCP servers connecting AI applications to Spanish government open data and legal infrastru | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 824 tok |
| psiQAQ/zotero-agent An AI agent framework for Zotero, enabling intelligent literature search, organization, an | 7 | Codex, OpenCode | 1 | 3,307 tok |
| lambda-curry/devagent | 7 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 34 | 421 tok |
| AtharvaMaik/PromptQueue Dependency-free prompt scheduler for AI rate-limit resets. Queue prompts for Claude, Codex | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 597 tok |
| Orpheus-K/symbiopulse SymbioPulse is an MCP-first context layer for AI coding agents. It builds a persistent pro | 7 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 1,565 tok |
| francescogabrieli/glyph Instructions-as-Code toolchain for compact, measurable agent instruction manifests | 7 | Codex, GitHub Copilot, OpenCode | 2 | 2,828 tok |
| layer1labs/specsmith specsmith.readthedocs.io Lean governance for AI-assisted development: requirements tracking, test enforcement, epis | 7 | Claude Code, Codex, OpenCode | 37 | 883 tok |
| Bundl-AI/bundl-cli bundl.ai Bundl - The open corpus standard for AI employees. Define how your company works once. Eve | 7 | Claude Code, Codex, OpenCode | 2 | 306 tok |
| bntvllnt/codebase-intelligence npmjs.com CLI-first TypeScript codebase analysis with hotspots, impact, dead-export detection, and a | 7 | Claude Code, Codex, OpenCode | 2 | 3,174 tok |
| johnnichev/nv-context skills.nichevlabs.com nv:context > Context engineering for engineers who ship. Auto-detects, analyzes, generates | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,235 tok |
| voidlab7/weiyige-pavilion | 7 | Claude Code, Codex, OpenCode | 9 | 4,941 tok |
| hojinlee/multi-agent-repo-handoff-skill | 7 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,096 tok |
| dhruv-anand-aintech/agent-rules-sync Synchronize rules, skills, settings, and MCP servers across Claude Code, Cursor, Gemini, O | 7 | Claude Code, Codex, OpenCode | 2 | 3,515 tok |
| liaocaoxuezhe/FigmaX Best practics of figam-use with Codex or ClaudeCode | 7 | Claude Code, Codex, OpenCode | 6 | 1,226 tok |
| artmalkov/marketing-agi | 7 | Codex, OpenCode | 1 | 449 tok |
| aperepel/claude-spec-builder Claude Code plugin for structured requirements gathering via adaptive interviews. Integrat | 7 | Claude Code, Codex, OpenCode | 2 | 785 tok |
| OITApps/claude-code-team-commander Blueprint for building a shared Claude Code configuration for your team — personas, comman | 7 | Claude Code, Codex, OpenCode | 2 | 277 tok |
| chenmitchell/omg-payment-skill AI Skill for OMG Payment Gateway (Taiwanese third-party payment API with credit card, ATM, | 7 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 6,176 tok |
| shrwnsan/vibekit-claude-plugins VibeKit: Productivity Plus Claude Code Plugin Marketplace. A curated collection of product | 7 | Codex, OpenCode | 1 | 1,238 tok |
| dhar174/custom_github_copilot_agent_builder A framework for building customized, optimized custom Github Copilot agents using custom r | 7 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 91 | 92,360 tok |
| leprachuan/Wee-Orchestrator 🍀 Self-hosted multi-agent AI orchestrator — chat with Claude, Gemini & Copilot CLI from T | 7 | Codex, OpenCode | 1 | 3,470 tok |
| bastos/skills My own collection of skills | 7 | Claude Code, Codex, OpenCode | 2 | 993 tok |
| hamzakammar/mcp-workspace AI-powered access to your D2L courses via MCP | 7 | Codex, OpenCode | 1 | 938 tok |
| chrisleekr/mcp-server-playground A playground for Model Context Protocol (MCP) server built with TypeScript and Streamable | 7 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 2,633 tok |
| SamMorrowDrums/mcp-go-starter A starter repo for building a go MCP server | 7 | Codex, OpenCode | 1 | 1,129 tok |
| belt-sh/cli belt — the cloud platform cli for ai agents | 7 | Claude Code, Codex, OpenCode | 3 | 478 tok |
| 8090-inc/software-factory-plugin Software Factory plugin for coding agents | 7 | Codex, OpenCode | 1 | 493 tok |
| KyaniteLabs/Epoch kyanitelabs.github.io Time estimation MCP server for AI agents: PERT, COCOMO II, Monte Carlo, sprint forecasting | 7 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 5 | 2,396 tok |
| Amey-Thakur/AI-SKILLS amey-thakur.github.io Plug-and-play skills and prompts for every AI coding agent | 7 | Claude Code, Codex, OpenCode | 2 | 1,738 tok |
| widnyana/eyay-toolkits Agents don’t behave, they swarm. Skills and plugins slot in mid flight, and somehow the wh | 7 | Codex, OpenCode | 1 | 4 tok |
| JordanCoin/codingskills Coding principles for Claude Code and AI agents. KISS, DRY, SOLID, YAGNI, separation of co | 7 | Claude Code, Codex, OpenCode | 2 | 893 tok |
| thuandiep1707/codex-harness-javascript Multi-agent harness for OpenAI Codex with Jira-backed workflows, pause/resume, progressive | 7 | Claude Code, Codex, OpenCode | 4 | 5,397 tok |
| nikzlabs/shipit ship-it.ai Self-hosted, chat-driven IDE for running coding agents through your real engineering loop | 7 | Claude Code, Codex, OpenCode | 18 | 10,916 tok |
| bitflight-devops/skilllint The best platform agnostic Linter for AI agent plugins and skills — validates structure, f | 7 | Claude Code, Codex, OpenCode | 6 | 3,263 tok |
| sandraschi/filesystem-mcp FastMCP 3.2.0+ server plus webapp for comprehensive file system operations, Git repository | 7 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 8 | 1,627 tok |
| GangGreenTemperTatum/fbdl-mcp facebook.com MCP Server for Meta Hackers, use agents to create FBDL scripts. FBDL is a tool designed to | 7 | Claude Code, Codex, OpenCode | 5 | 3,464 tok |