Building agents

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 docs2,297Research2,295

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
nikships/skills-registry skills-registry.dev Your personal GitHub registry for AI Agent Skills. One repo. EVERY agent. EVERY device. Lo 19 Claude Code, Codex, OpenCode 2 659 tok
XZXZZX-Ai/bilibili-mcp Bilibili MCP tool A Bilibili MCP server 19 Claude Code, Codex, OpenCode 14 1,197 tok
shikokuchuo/secretbase shikokuchuo.net secretbase - Cryptographic Hash Functions and Data Encoding 19 Codex, OpenCode 1 951 tok
majiayu000/claude-skill-registry-data Raw skills archive data for the Claude skill registry 19 Claude Code, Codex, OpenCode 2 599 tok
volcengine/volcengine-skills 19 Claude Code, Codex, Gemini CLI, OpenCode 3 1,712 tok
sam-agents/sam SAM - Autonomous TDD agent system for Claude Code, Cursor, Gemini CLI, GitHub Copilot, and 18 Claude Code, Codex, OpenCode 10 2,782 tok
speakeasy-api/skills speakeasy.com Agent Skills for SDK generation and OpenAPI tooling with Speakeasy CLI 18 Claude Code, Codex, OpenCode 2 3,754 tok
jfrog/agent-belt Reproducible evaluation for AI coding agents. Multi-turn scenarios against Claude Code, Co 18 Codex, OpenCode 1 2,594 tok
DocRoms/Kronn Self-hosted control plane for AI coding agents (Claude Code, Codex, Gemini, Ollama). Shar 18 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, Kiro, OpenCode, Windsurf 7 1,616 tok
liqiongyu/agentpack crates.io A declarative, safe control plane for deploying coding-agent assets across tools. 18 Codex, OpenCode 2 1,011 tok
atomantic/UEMCP Python Unreal Engine Plugin and Node.js MCP Server 18 Claude Code, Codex, OpenCode 6 1,656 tok
Neeeophytee/ai-cost-cutter-skills flowstacks.xyz 10 skills that cut your AI bill with proof instead of vibes. MIT, works in Claude Code, Co 18 Claude Code, Codex, OpenCode 2 1,328 tok
yanchuk/claude-plugin-codex Codex plugin that lets Codex consult local Claude Code for advice, reviews, adversarial ch 18 Claude Code, Codex, OpenCode 2 540 tok
paladini/mcp-me mcp-me.page Your AI assistants don't know who you are. mcp-me fixes that: a local MCP server that give 18 Codex, GitHub Copilot, OpenCode 2 1,577 tok
kriasoft/mcp-client-gen medium.com Turn any MCP server into a type-safe TypeScript SDK in seconds - with OAuth 2.1 and mul 18 Claude Code, Codex, OpenCode 2 1,540 tok
evepupil/CloudMind An open-source, user-owned AI memory layer running in your personal Cloudflare account. 18 Claude Code, Codex, OpenCode 2 9,868 tok
chwoerz/reporelay chwoerz.github.io A self-hosted code context engine for MCP. 18 Claude Code, Codex, OpenCode 2 2,403 tok
beyond5959/acp-adapter Bridging Codex , Claude Code and Pi to Agent Client Protocol (ACP) with Go. 18 Claude Code, Codex, OpenCode 2 2,572 tok
nexus-substrate/nexus-agents nexus-substrate.github.io Governance substrate for your AI coding agents — adversarial review, drift-detected rules, 18 Claude Code, Codex, Gemini CLI, OpenCode 7 29,595 tok
AgentConnect/awiki-agent-id-message Provide a skill that offers identity, public profile, and end-to-end messaging services fo 18 Claude Code, Codex, OpenCode 2 5,848 tok
bonginkan/fairy_tale fairytale.run Fable/Mythos-informed workflow augmentation for agent skills and plugins 18 Claude Code, Codex, OpenCode 6 366 tok
romiluz13/pi-agent-skills 18 Codex, OpenCode 1 584 tok
castle-x/skills-x AI Agent Skills Repo 18 Claude Code, Codex, OpenCode 26 1,100 tok
GetStream/agent-skills Give your AI coding agent the ability to build, query, and manage Stream - Chat, Video, Fe 18 Codex, OpenCode 1 1,069 tok
WayneChou-bot/LLM-Wiki-Agent-Workflow-Demo llm-wiki-agent-workflow-demo.vercel.app Karpathy-inspired LLM Wiki demo: AI agents compile raw sources into a persistent, self-lin 18 Codex, OpenCode 1 368 tok
davisjam/model-based-agentic-software-engineering davisjam.github.io Book, website, and skills for MAGE: the Model-Based Agentic Software Engineering framework 18 Claude Code, Codex, OpenCode 2 6,439 tok
zapier/agent-skills skills.sh Agent skills for working with Zapier, maintained by Zapier teams. Indexed by skills.sh. 18 Claude Code, Codex, OpenCode 2 1,628 tok
Open-Harness/open-harness open-harness.github.io 18 Claude Code, Codex, OpenCode 5 6,022 tok
Wolfe-Jam/grok-faf-mcp faf.one Persistent Project Context for xAI Grok — IANA-registered .faf format · MCP server on a UR 18 Claude Code, Codex, OpenCode 2 1,137 tok
donnfelker/loop-skills Autonomous, self-re-prompting agent loops for Claude Code — packaged as independently-inst 18 Claude Code, Codex, OpenCode 2 1,262 tok
Lykhoyda/ask-llm lykhoyda.github.io MCP server for AI-to-AI collaboration — bridge Claude with Gemini, Codex, and other LLMs f 18 Codex, OpenCode 1 1,242 tok
understudylabs/understudy-agent-tools Public MIT-licensed Understudy agent tools and skill library 18 Claude Code, Codex, OpenCode 3 2,402 tok
blxzer77/cursor-trellis 18 Claude Code, Codex, OpenCode 15 4,726 tok
wenhanweime/herdr-plugin-renamer LLM-powered session naming for herdr: Claude Code / Codex / Grok / Pi / opencode, Chinese 18 Claude Code, Codex, OpenCode 2 3,323 tok
ever-works/directory-web-template ever.works Open-Source Directory Website NextJs Boilerplate (part of Ever® Works™ Platform) - https:/ 18 Claude Code, Codex, GitHub Copilot, OpenCode 3 17,352 tok
c18229039407-arch/cutlin Cutlin - AI-Orchestrated Video Production Platform 17 Claude Code, Codex, GitHub Copilot, OpenCode 3 271 tok
denysdovhan/agents A collection of custom skills for my workflows with AI-agents 17 Claude Code, Codex, OpenCode 2 528 tok
celados/mcpx Apple MCP tools ✅ 17 Codex, OpenCode 1 101 tok
enowdev/succubus Cross-agent coordination for AI coding agents. One daemon, one database — so multiple agen 17 Claude Code, Codex, OpenCode 2 502 tok
borhen68/SkillEngine Production-grade engineering skills for AI coding agents. 17 Claude Code, Codex, Gemini CLI, OpenCode 3 2,318 tok
sawrus/agent-guides sawrus.github.io Install a full engineering team into your AI agent. 7 SDLC roles · 105+ skills · 18 areas 17 Codex, OpenCode 1 1,027 tok
TGPSKI/leather leather.sh Local agent infrastructure in one stdlib-only Go binary 17 Claude Code, Codex, OpenCode 6 2,738 tok
organvm-iv-taxis/a-i--skills organvm-iv-taxis.github.io Public repository of AI agent skills: specialized capabilities and workflows across 12 cat 17 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 8 8,740 tok
erans/autoagent-action A composable GitHub Action that integrates with AI agents like Cursor CLI, Claude Code, Ge 17 Codex, OpenCode 1 1,807 tok
mayflower/contextmine Documentation & Code Indexing with MCP - Open-source Context7 alternative 17 Claude Code, Codex, OpenCode 3 3,649 tok
LoftyTao/Honeybee-MCP MCP Tools by LBT-Honeybee 17 Codex, OpenCode 1 1,542 tok
Boom-Vitt/claude-thai-business-skills 12 Claude Code skills for Thai SME business consulting — pricing waterfall, SME tax tier, 17 Codex, OpenCode 1 949 tok
ForkPoint/agent-lighthouse forkpoint.github.io Lighthouse-style audits for AI-agent readiness, LLM crawlers, MCP clients, and the agentic 17 Claude Code, Codex, OpenCode 2 2,258 tok
Azure/azure-functions-skills A repository for Azure Functions skills, prompts, and reusable definitions to support agen 17 Claude Code, Codex, GitHub Copilot, OpenCode 15 2,536 tok
caiaffa/claude-code-ultimate-engineering-system A complete engineering toolkit for Claude Code: premium skills, agent workflows, ADR/PRD t 17 Claude Code, Codex, OpenCode 2 3,472 tok