Building agents

4,840 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

ProjectStarsConfiguresFilesAlways loaded
Lexideck-Technologies/Lexideck2026 A six-agent creative and research federation for OpenAI Codex, with 19 reusable skills and 2 Codex, OpenCode 20 876 tok
mochow13/keen-agent Terminal agent harness built from a coding-agent foundation — plug in your own agent via Y 2 Claude Code, Codex, OpenCode 3 321 tok
w48669664-bit/colla-agent Local-first, observable Codex × Antigravity collaboration with bounded reviews and replaya 2 Codex, OpenCode 1 425 tok
Atman36/codex-maintainer-kit Codex-native maintainer automation toolkit for safe, reviewable, human-gated OSS pull requ 2 Claude Code, Codex, OpenCode 2 1,836 tok
tanya-ok/engineering-os A personal OS for cloud and infrastructure engineers: Obsidian vaults + a local TypeScript 2 Claude Code, Codex, OpenCode 2 888 tok
adampoit/ai Reusable assets for AI agents (instructions, prompts, and skills) with optional pi and ope 2 Codex, OpenCode 1 222 tok
sagar-shirwalkar/servicenow-atlas Local-first AI knowledge layer for ServiceNow development 2 Claude Code, Codex 17
YANZi26/codex-context-management-template A lightweight project memory and handoff template for Codex and AI coding agents. 2 Codex, OpenCode 1 210 tok
Gregbenn7/roost Open-source control plane for the AI agents you already run — live org chart, cost visibil 2 Claude Code, Codex, OpenCode 2 79 tok
AbdulSamad94/Personal-Portfolio abdulsamadsiddiqui.vercel.app Personal portfolio showcasing projects, skills, and AI-focused development work. 2 Claude Code, Codex 3
gaowei90098-creator/orbit-agent-workbench Orbit: Agent Mission Control for handoff, collaboration, memory, and self-evolving softwar 2 Codex, OpenCode 1 550 tok
d-o-hub/github-template-ai-agents A template repository for GitHub projects using AI agents (Claude, Copilot Chat, OpenAI Co 2 Claude Code, Codex, Cursor, Gemini CLI, OpenCode 11 3,040 tok
shahincodev/Software-AI-Persian An advanced and extensible system for executing intelligent tasks using LLM models and aut 2 Codex, OpenCode 1 1,831 tok
aget-framework/template-advisor-aget Advisor template - Read-only advisory agents with persona differentiation. Extends Worker 2 Claude Code, Codex, OpenCode 2 6,752 tok
agno-agi/agentos-modal docs.agno.com AgentOS: Serve agents over API, MCP, and chat interfaces like Slack 2 Claude Code, Codex, OpenCode 11 15,414 tok
turnkeeper-ai/turnkeeper-js turnkeeper.ai Public Turnkeeper SDK, CLI, MCP server, agent-builder skill, and governed-agent examples. 2 Claude Code, Codex, OpenCode 3 160 tok
CCDevelopForFun/agent-controller Declarative runtime for AI agents — define an agent once in YAML (Agent Definition Languag 2 Claude Code, Codex, OpenCode 2 2,040 tok
phenomenoner/hermes-agent-harness-plus phenomenoner.github.io 🧸✨ Hermes Agent companion toolbox for task evidence, local recall, reusable skills, and o 2 Claude Code, Codex, OpenCode 2 645 tok
yoshimi-I/ai-engineer-teams Loop engineering runtime for GitHub issue-driven AI coding teams: Codex, Claude Code, Kiro 2 Claude Code, Codex, Kiro, OpenCode 14 605 tok
TanChuping/codex-task-watchdog Local-first watchdog and Codex skill for stalled tool calls, long-running task monitoring, 2 Codex, OpenCode 1 212 tok
bb4407777/areco Remote cockpit for CLI coding agents — drive Claude Code / Codex / Reasonix from your brow 2 Codex, OpenCode 1 1,450 tok
Saba-Burduli/CodexAgentMonitor CodexAgentMonitor is a native macOS menu-bar observability app for Codex-style agent workf 2 Claude Code, Codex, OpenCode 6 723 tok
hao-cyber/session-map Persistent thinking map for parallel AI coding agents — recover any workline in seconds. 2 Claude Code, Codex, OpenCode 2 2,894 tok
BuilderCed/agent-skills skills.sh 31 cross-platform AI agent skills for regulated industries & underserved markets. EU compl 2 Claude Code, Codex, OpenCode 2 581 tok
delorenj/ssbnk delorenj.com Lightweight screenshot/gif server built for frictionless, agent-agnostic LLM consumption 2 Claude Code, Codex, Gemini CLI, OpenCode 78 1,331 tok
frankxai/claude-codex-gemini-opencode-settings Multi-tool AI coding assistant settings - Claude Code, OpenAI Codex, Gemini CLI, OpenCode, 2 Claude Code, Codex, OpenCode 2 2,226 tok
unbound9527/agenticboot One-click installer to bootstrap your AI coding environment — Claude Code, Codex, OpenCode 2 Codex, OpenCode 1 722 tok
rogermt/mcp-repo-onboarding An **MCP server** for the Gemini CLI that analyzes a local code repository (and helps gene 2 Codex, Gemini CLI, OpenCode 2 2,960 tok
isdou/codeck skills.sh Codex-first multi-model orchestration and context handoff for Claude Code, Gemini CLI, Kim 2 Codex, OpenCode 1 186 tok
JJHbrams/Project-AMBER Local-first project memory for AI coding tools on Windows. Connect Claude Code, Codex and 2 Claude Code, Codex, GitHub Copilot, OpenCode 12 1,673 tok
Fu-Rabi/A2ALinker a2alinker.net HTTPS broker designed to let autonomous AI agents collaborate natively across different ma 2 Claude Code, Codex 1
n3wth/r3 r3.newth.ai Intelligent memory MCP for AI apps 2 Codex, OpenCode 1 1,582 tok
ArogyaReddy/https-github.com-affaan-m-everything-claude-code1 2 Claude Code, Codex, Kiro 58
nilhemdot/claude-skills-hub clskills.in 789 ready-to-use skills for Claude Code — browse, preview, and download 2 Claude Code, Codex, OpenCode 2 79 tok
qingshihuan/qing-agent-orchestrator Let ChatGPT/Codex each do what they do best in the same desktop workflow: intelligently ro 2 Codex 2
qibinlou/falcon Run any coding agent with any LLM in absolute privacy. 2 Claude Code, Codex, OpenCode 2 3,417 tok
Minghou-Lei/codex-skills My personal codex skills backup 2 Codex, OpenCode 1 2,816 tok
daphnee-ovo/dev-flow Engineering discipline for AI coding agents — from requirements through delivery 2 Claude Code, Codex, OpenCode 3 1,680 tok
kohj1018/agentic-dev-harness Document-first agentic dev harness for Claude Code and Codex CLI — scaffolds charter, arch 2 Claude Code, Codex, OpenCode 3 1,500 tok
Davidcreador/codex-token-guard Codex Token Guard is a local Codex plugin that reduces wasted command and tool-output toke 2 Claude Code, Codex, OpenCode 1 1,001 tok
CodePrometheus/codex-buddy A tiny, fast tool to run multiple Codex CLI accounts in parallel — no re-logins, CLI + nat 2 Claude Code, Codex, OpenCode 3 1,179 tok
meleantonio/AC4E_Pavia Participant materials for Agentic Coding for Economists, University of Pavia 2026 2 Claude Code, Codex, OpenCode 12 259 tok
LandonSchropp/agent-toolkit My personal toolkit for working with AI agents 2 Claude Code, Codex, OpenCode 2 600 tok
Lianye-Scythe/scythe-context-mcp npmjs.com Local MCP context engine for Codex with Gemini Embedding 2 support 2 Codex, OpenCode 1 356 tok
NorkzYT/claude-code-autopilot A portable `.claude/` bundle for Claude Code with a staged agent workflow, safety hooks, l 2 Claude Code, Codex, OpenCode 2 1,283 tok
onehorizonai/skills Agent Skills 2 Claude Code, Codex, OpenCode 1 791 tok
phrase/skills Agent Skills for Phrase 2 Claude Code, Codex, OpenCode 2 149 tok
supercharge-growth/ai-design-skills 2 Claude Code, Codex, Cursor, OpenCode 6 644 tok
miptah21/skills 2 Codex, OpenCode 1 2,545 tok
MintedKenny/skills Useful Agent Skills for coding agents (Claude Code, Codex, and other Agent Skills hosts). 2 Codex, OpenCode 1 193 tok