Building agents

4,301 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
shiwenwen/hope-agent 🦭 A cross-device desktop AI assistant with memory, persistent goal pursuit, and dynamic m 1,553 Claude Code, Codex, OpenCode 2 16,836 tok
mex-memory/mex mexmemory.com Team memory for engineers and their AI agents. Lives in your repo. Shared through Git. 1,545 Claude Code, Codex, OpenCode 4 410 tok
disler/claude-code-hooks-multi-agent-observability Real-time monitoring for Claude Code agents through simple hook event tracking. 1,531 Claude Code, Codex, Gemini CLI, OpenCode 40 88 tok
fynnfluegge/agtx 🏄🏼‍♂️ The blackboard for coding agents - agentic development environment for claude code 1,494 Claude Code, Codex, OpenCode 3 27,289 tok
openonion/connectonion docs.connectonion.com The Best AI Agent Framework for Agent Collaboration. 1,479 Claude Code, Codex, OpenCode 2 10,952 tok
modelcontextprotocol/kotlin-sdk modelcontextprotocol.github.io The official Kotlin SDK for Model Context Protocol servers and clients. Maintained in coll 1,449 Claude Code, Codex, OpenCode 4 864 tok
yohey-w/multi-agent-shogun Samurai-inspired multi-agent system for Claude Code. Orchestrate parallel AI tasks via tmu 1,420 Claude Code, Codex, GitHub Copilot, Cursor, OpenCode 17 15,149 tok
inkeep/agents docs.inkeep.com Create AI Agents in a No-Code Visual Builder or TypeScript SDK with full 2-way sync. For s 1,417 Claude Code, Codex, OpenCode 2 9,320 tok
agent-network-protocol/AgentNetworkProtocol agent-network-protocol.com AgentNetworkProtocol(ANP) is an open source protocol for agent communication. Our vision i 1,413 Codex, Gemini CLI, OpenCode 2 763 tok
mbailey/voicemode voicemode.dev Natural voice conversations with Claude Code 1,350 Claude Code, Codex, OpenCode 16 2,170 tok
getsentry/sentry-java docs.sentry.io A Sentry SDK for Java, Android and other JVM languages. 1,350 Claude Code, Codex, OpenCode 6 2,638 tok
Team-Commonly/commonly commonly.me Open-source room for humans + cross-vendor AI agents. Every agent gets its own name, memor 1,326 Claude Code, Codex, OpenCode 2 16,240 tok
agentconnect-md/agentconnect agentconnect.md The open-source, multi-agent alternative to Claude Tag. @ any agent, wherever work happen 1,324 Claude Code, Codex, OpenCode 4 4,193 tok
sceneview/sceneview sceneview.github.io AI-first 3D & AR SDK for Android (Jetpack Compose + Filament), Apple (SwiftUI + RealityKit 1,307 Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf 6 5,563 tok
microsoft/waza microsoft.github.io CLI / Framework for Agent Skills - create, test, measure and improve skill quality and eff 1,296 Claude Code, Codex, GitHub Copilot, OpenCode 14 3,591 tok
LiteLLM-Labs/litellm-agent-control-plane docs.litellm-agent-platform.ai 1 place to call all your agents - OpenCode, Hermes, Claude Managed Agents, Cursor Agents A 1,278 Codex, OpenCode 1 339 tok
first-fluke/oh-my-agent firstfluke.com The multi-agent harness that checks the work: verifies agent runs by artifacts (stop-hook 1,273 Claude Code, Codex, OpenCode 2 1,644 tok
najmuzzaman-mohammad/gawkbot gawk.bot open source grok bot. gawk bots automate your menial work via AI models and build you micr 1,273 Claude Code, Codex, OpenCode 2 14 tok
agentplugins/agent-plugins-spec agent-plugins.org Agent Plugins Specification v1.0.0 — A minimal standard for packaging agent extensions int 1,255 Codex, OpenCode 1 868 tok
paradigmxyz/centaur centaur.run Centaur is frontier, agentic infrastructure that you own. Centaur is like Claude Tag, but 1,246 Claude Code, Codex, OpenCode 12 1,824 tok
superdesigndev/treg treg.to OpenRouter for agent tools. Join community here: https://discord.gg/6mQYYfFMAn 1,226 Claude Code, Codex, OpenCode 12 2,211 tok
hoangnb24/repository-harness Turn any repo into an agent-ready workspace for Claude Code, Codex, Cursor, and other codi 1,215 Claude Code, Codex, OpenCode 7 393 tok
modu-ai/moai-adk adk.mo.ai.kr Agentic development harness for Claude Code — SPEC-driven plan/run/sync, TRUST 5 quality g 1,200 Claude Code, Codex, OpenCode 23 7,996 tok
mozilla-ai/any-agent docs.mozilla.ai A single interface to use and evaluate different agent frameworks 1,199 Claude Code, Codex, OpenCode 2 1,479 tok
nspady/google-calendar-mcp MCP integration for Google Calendar to manage events. 1,182 Claude Code, Codex, OpenCode 8 2,545 tok
johnpapa/vscode-peacock Subtly change the color of your Visual Studio Code workspace. Ideal when you have multiple 1,177 Claude Code, Codex, GitHub Copilot, OpenCode 3 4,040 tok
davis7dotsh/better-context btca.dev A better way to get up to date context on libraries/technologies in your projects 1,156 Claude Code, Codex, OpenCode 3 452 tok
dermotduffy/advanced-camera-card card.camera A comprehensive camera card for Home Assistant 1,148 Claude Code, Codex, Gemini CLI, OpenCode 4 9 tok
phronesis-io/eigenflux eigenflux.ai Official repository for EigenFlux — the open-source communication and broadcast network fo 1,147 Claude Code, Codex, OpenCode 4 1,742 tok
Mibayy/token-savior mibayy.github.io MCP server that gets Claude to 97.9% (188/192) on a real coding benchmark at -80% active t 1,144 Claude Code, Codex, OpenCode 2 3,006 tok
strands-agents/agent-sop aws.amazon.com Natural language workflows that enable AI agents to perform complex, multi-step tasks with 1,142 Codex, OpenCode 1 2,083 tok
fcakyon/claude-codex-settings claudesettings.com Battle-tested Claude Code, OpenAI Codex, Cursor configs, plugins, hooks and agents with Ki 1,132 Claude Code, Codex, Gemini CLI, OpenCode 6 4,952 tok
laude-institute/headlong headlong.ai An open source agent microharness featuring persistent agency and recursive LLMs. Of bash, 1,126 Codex, OpenCode 1 1,467 tok
sipyourdrink-ltd/bernstein bernstein.run The open‑source AI Agents Governance & Orchestration framework: write the rules declarativ 1,119 Claude Code, Codex, GitHub Copilot, OpenCode 3 3,236 tok
diffblue/cbmc diffblue.github.io C Bounded Model Checker 1,118 Codex, OpenCode 1 7,198 tok
withkynam/vibecode-pro-max-kit Your AI forgets. This remembers. Spec-driven coding harness for vibecoders, product owners 1,117 Claude Code, Codex, OpenCode 56 15,545 tok
deanpeters/product-manager-prompts A repository of Generative AI prompts for product managers using agents such as ChatGPT, C 1,114 Claude Code, Codex, OpenCode 2 5,704 tok
codestable/CodeStable codestable.dev CodeStable is an AI coding workflow for serious software engineering that keeps humans in 1,112 Claude Code, Codex, OpenCode 4 2,188 tok
agentlas-ai/Agentlas-OS agentlas.cloud Agent OS: keep specialist agents in a hub, spin up a temporary orchestrator per task. Loca 1,103 Claude Code, Codex, Gemini CLI, OpenCode 3 7,327 tok
daangn/seed-design seed-design.io SEED Design System 1,094 Claude Code, Codex, OpenCode 10 935 tok
openclaw/agent-skills Useful skills for agents and claws. 1,080 Codex, OpenCode 1 173 tok
lee-to/ai-factory aif.cutcode.dev You want to build with AI, but setting up the right context, prompts, and workflows takes 1,076 Codex, OpenCode 1 9,466 tok
marcus/sidecar Use sidecar next to CLI agents for diffs, file trees, conversation history, and task manag 1,054 Claude Code, Codex, Gemini CLI, OpenCode 3 4,460 tok
northword/zotero-format-metadata Linter for Zotero. A plugin for Zotero to format item metadata. Shortcut to set title rich 1,045 Claude Code, Codex, OpenCode 2 2,140 tok
jonwiggins/optio optio.host Workflow orchestration for AI coding agent swarms, from task to merged PR. 1,043 Claude Code, Codex, OpenCode 2 6,860 tok
fancyboi999/ai-engineering-from-scratch-zh aieng-zh.cn The most comprehensive learning path for Agent engineers · Master AI engineering from scra 1,043 Claude Code, Codex, OpenCode 9 1,862 tok
NVIDIA/cuopt docs.nvidia.com GPU accelerated decision optimization 1,034 Codex, GitHub Copilot, OpenCode, Windsurf 3 920 tok
marcus/nightshift Nightshift uses your leftover Claude / Codex budget to surprise you with useful PRs. Love 1,011 Claude Code, Codex, OpenCode 2 469 tok
AlmanacCode/codealmanac codealmanac.com A codebase wiki for AI coding agents. Captures what the code can't say: decisions, flows, 994 Claude Code, Codex, OpenCode 5 3,548 tok
Azure-Samples/AI-Gateway aka.ms Labs to explore AI Models, MCP servers, and Agents with the AI Gateway powered by Azure AP 983 Claude Code, Codex, OpenCode 8 1,322 tok