Building agents

7,374 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 Code6,573Data and AI3,706Backend and APIs3,486Languages3,398Planning3,181Git and workflow3,100Code review2,701Memory and context2,354Testing2,311Research2,292DevOps and cloud2,282Writing and docs2,269

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
anomalyco/models.dev models.dev An open-source database of AI models. 6,758 Codex, OpenCode 5 3,107 tok
WenyuChiou/awesome-agentic-ai-zh wenyuchiou.github.io A trilingual (Traditional Chinese / English / Simplified Chinese) learning roadmap for age 6,691 Claude Code 1 3,152 tok
BlockRunAI/ClawRouter npmjs.com The agent-native LLM router for autonomous agents. Every frontier model behind one wallet, 6,580 Claude Code 1 686 tok
crestalnetwork/intentkit intentcat.com IntentKit is an open-source, self-hosted cloud agent cluster that manages a collaborative 6,509 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 5 13 tok
gepa-ai/gepa gepa-ai.github.io Optimize prompts, code, and more with AI-powered Reflective Optimization 6,440 Claude Code, Codex, OpenCode 3 452 tok
Gentleman-Programming/engram engram.gentlemanprogramming.com Persistent memory system for AI coding agents. Agent-agnostic Go binary with SQLite + FTS5 6,364 Codex, OpenCode 1 984 tok
Arthur-Ficial/apfel apfel.franzai.com The free AI already on your Mac. CLI tool, OpenAI-compatible server, and interactive chat 6,349 Claude Code, Codex, OpenCode 3 7,080 tok
ThinkInAIXYZ/deepchat deepchat.thinkinai.xyz 🐬DeepChat - A smart assistant that connects powerful AI to your personal world 6,308 Claude Code, Codex, OpenCode 7 453 tok
microsoft/agent-governance-toolkit AI Agent Governance Toolkit — Policy enforcement, zero-trust identity, execution sandboxin 6,209 Codex, GitHub Copilot, OpenCode 2 7,473 tok
apify/apify-mcp-server mcp.apify.com The Apify MCP server enables your AI agents to extract data from social media, search engi 6,193 Claude Code, Codex, OpenCode 6 2,350 tok
builderz-labs/mission-control mc.builderz.dev Self-hosted control plane for AI agents: dispatch tasks, review runs, track spend, and ope 6,186 Claude Code 1 891 tok
netease-youdao/LobsterAI lobsterai.youdao.com Open-source, desktop-grade AI agent that gets real work done — data analysis, slides, docs 5,985 Claude Code, Codex, OpenCode 2 4,889 tok
FlorianBruniaux/claude-code-ultimate-guide cc.bruniaux.com The most comprehensive Claude Code guide: agentic workflows, hooks, skills, MCP servers, q 5,909 Claude Code, Codex, GitHub Copilot, OpenCode 10 5,911 tok
antfu/skills Anthony Fu's curated collection of agent skills. 5,856 Codex, OpenCode 1 1,919 tok
ModelEngine-Group/nexent modelengine-group.github.io Nexent is a zero-code platform for auto-generating production-grade AI agents using Harnes 5,853 Claude Code, Codex, OpenCode 4 1,369 tok
deusyu/harness-engineering A Harness Engineering study guide — an in-depth learning record from understanding the con 5,820 Claude Code, Codex, OpenCode 2 1,815 tok
vercel-labs/open-agents open-agents.dev An open source template for building cloud agents. 5,805 Claude Code, Codex, OpenCode 2 1,253 tok
Q00/ouroboros ouroboros.page Agent OS: the agent gets smarter on its own. We just hold the line: Interview-gated, stage 5,789 Claude Code, Codex, OpenCode 5 4,047 tok
dramaclaw/dramaclaw dramaclaw.ai A general-purpose AIGC video engine: script to finished film in one pipeline — animated dr 5,662 Codex, OpenCode 1 737 tok
generalaction/emdash emdash.com Emdash is the Open-Source Agentic Development Environment (🧡 YC W26). Run multiple coding 5,618 Claude Code, Codex, OpenCode 3 5,648 tok
oomol-lab/open-connector oomol.com Open-source auth gateway connecting 1400+ SaaS providers to AI agents through SDK, CLI, MC 5,578 Claude Code, Codex, OpenCode 3 3,687 tok
zenml-io/zenml zenml.io ZenML 🙏: One AI Platform from Pipelines to Agents. https://zenml.io. 5,577 Claude Code, Codex, OpenCode 10 6,271 tok
openai/plugins OpenAI Plugins 5,449 Codex 1
cloudflare/vibesdk build.cloudflare.dev An open-source vibe coding platform that helps you build your own vibe-coding platform, bu 5,347 Claude Code, Codex, OpenCode 2 3,048 tok
truefoundry/trueforge trueforge.dev The open-source agent harness - the runtime layer that turns an LLM into a working agent. 5,276 Claude Code, Codex, OpenCode 2 1,264 tok
tech-leads-club/agent-skills agent-skills.techleads.club The secure, validated skill registry for professional AI coding agents. Extend Antigravity 5,141 Claude Code, Codex, OpenCode 2 1,573 tok
harbor-framework/harbor harborframework.com Framework for evaluating and improving agents 4,998 Claude Code, Codex, OpenCode 2 4,100 tok
openclaw/mcporter mcporter.sh Call MCPs via TypeScript, masquerading as simple TypeScript API. Or package them as cli. 4,994 Codex, OpenCode 1 176 tok
tfutils/tfenv Terraform version manager 4,967 Claude Code, Codex, GitHub Copilot, OpenCode 14 4,189 tok
kunchenguid/firstmate Talk to one agent. Ship with a crew. 4,888 Claude Code, Codex, OpenCode 26 15,765 tok
eastlondoner/vibe-tools Give Cursor Agent an AI Team and Advanced Skills 4,829 Claude Code, Codex, Cursor, OpenCode 3 9,579 tok
darrenhinde/OpenAgentsControl AI agent framework for plan-first development workflows with approval-based execution. Mul 4,826 Claude Code, OpenCode 6
thunderbird/thunderbolt thunderbolt.io AI You Control: Choose your models. Own your data. Eliminate vendor lock-in. 4,761 Claude Code, Codex, OpenCode 20 8,161 tok
formkit/formkit formkit.com The form framework for coding agents 4,757 Claude Code 2 927 tok
Agenta-AI/agenta agenta.ai Agenta is a workspace where you and your team build agents and automations. 4,717 Claude Code, Codex, OpenCode 28 2,079 tok
amantus-ai/vibetunnel vt.sh Turn any browser into your terminal & command your agents on the go. 4,650 Claude Code, Codex, Gemini CLI, OpenCode 5 3,639 tok
makenotion/notion-mcp-server Official Notion MCP Server 4,622 Claude Code 1 580 tok
JetBrains/koog docs.koog.ai Koog is a JVM (Java and Kotlin) framework for building predictable, fault-tolerant and ent 4,559 Claude Code, Codex, Gemini CLI, OpenCode 5 1,919 tok
VRSEN/agency-swarm agency-swarm.ai Reliable Multi-Agent Orchestration Framework 4,553 Claude Code, Codex, OpenCode 8 1,142 tok
rivet-dev/agentos agentos-sdk.dev Give agents an operating system as a library. Runs in your existing backend – no sandboxes 4,543 Claude Code, Codex, OpenCode 9 4,061 tok
AlexAnys/awesome-openclaw-usecases-zh 🇨🇳 Complete collection of Chinese OpenClaw use cases | 50 real-world scenarios | Local a 4,438 Claude Code, Codex, OpenCode 2 3,872 tok
awslabs/aidlc-workflows awslabs.github.io AI-Driven Life Cycle (AI-DLC) adaptive workflow steering rules for AI coding agents 4,395 Claude Code, Codex, OpenCode 2 2,272 tok
mixedbread-ai/mgrep demo.mgrep.mixedbread.com A calm, CLI-native way to semantically grep everything, like code, images, pdfs and more. 4,391 Claude Code, Codex, OpenCode 7 1,917 tok
vijaythecoder/awesome-claude-agents x.com An orchestrated sub agent dev team powered by claude code 4,386 Claude Code 1 2,015 tok
camunda/camunda camunda.com Process Orchestration Framework 4,270 Claude Code, Codex, GitHub Copilot, OpenCode 35 7,309 tok
CodeGraphContext/CodeGraphContext cgc.codes An MCP server plus a CLI tool that indexes local code into a graph database to provide con 4,169 Cursor 1
nyldn/claude-octopus reddit.com Run multiple AI models against the same research, design, or coding task. Surface disagree 4,054 Claude Code, Codex, GitHub Copilot, OpenCode 6 7,327 tok
ai-boost/awesome-harness-engineering Awesome list for AI agent harness engineering: tools, patterns, evals, memory, MCP, permis 4,034 Claude Code, Codex, OpenCode 2 342 tok
BenedictKing/ccx benedictking.github.io Claude / Codex / Gemini API Proxy - CCX 3,969 Claude Code, Codex, OpenCode 6 2,893 tok
kunchenguid/gnhf Before I go to bed, I tell my agents: good night, have fun 3,950 Claude Code, Codex, OpenCode 2 3,327 tok