Building agents

7,541 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 Code6,614Data and AI3,687Backend and APIs3,492Languages3,397Planning3,211Git and workflow3,159Code review2,735Memory and context2,362Testing2,357DevOps and cloud2,306Writing and docs2,299Research2,296

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
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
Okeysir198/P20251122-claude-skills Public repository for Skills 2 Claude Code 2
samqin123/Claude_skill_pool A dynamically updated repository of various CC skill tools. 2 Claude Code 1 939 tok
harnessgrid/harnessgrid Pool every agent. Connect multiple devices and AI agents, Claude, Codex, Gemini, DeepSeek, 2 Claude Code 4
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
Charlesaitime/claude-codex-teamwork Collaboration 2 Claude Code 1 788 tok
neetibut/cohort-pulse cohort-pulse-green.vercel.app 2 Claude Code 6 803 tok
Bek85/claudekit-marketing Marketing-focused Claude Code kit: 101 skills, 31 agents, 78 commands. Clone and run ./ins 2 Claude Code, Gemini CLI 10 3,102 tok
empathetech/hacky-hours-docs A living document base of patterns and processes to build apps with LLMs, the Hacky Hour w 2 Claude Code 2 1,721 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
EricMarcantonio/skills Claude Code plugins by Eric Marcantonio — code quality, marketplace listings, and more 2 Claude Code 1 383 tok
phrase/skills Agent Skills for Phrase 2 Claude Code, Codex, OpenCode 2 149 tok
dshaplyko/skills 2 Claude Code 10
cwijayasundara/claude_harness_eng_v1 2 Claude Code 30 1,022 tok
zot24/skills 2 Claude Code 1 4,549 tok
supercharge-growth/ai-design-skills 2 Claude Code, Codex, Cursor, OpenCode 6 644 tok
wei6bin/skills 2 Claude Code 1 1,658 tok
miptah21/skills 2 Codex, OpenCode 1 2,545 tok
EthanSei/skills Agent skills for Claude Code and other AI coding agents 2 Claude Code 1 535 tok
tangjiahui-cn/skills Everyday refinement skills. Examples: pipeline-lite rapid development workflow (spec -> pl 2 Claude Code 5
MintedKenny/skills Useful Agent Skills for coding agents (Claude Code, Codex, and other Agent Skills hosts). 2 Codex, OpenCode 1 193 tok
zth9/skills A practical collection of Agent Skills for everyday development work. 2 Claude Code 1 442 tok
shipshitgames/skills AI agent skills for vibe-coding 3D browser games with Claude Code + Codex 2 Claude Code, Codex, OpenCode 2 467 tok
hon454/grimoire A custom Codex harness and plugin for reusable agent workflows. 2 Codex, OpenCode 1 298 tok
acegalaxy-co/ace_commons-ccswitch-cli Claude Code endpoint switcher — swap between 9router / local router / Anthropic direct (cr 2 Claude Code 35 984 tok
M1hairu/skills 2 Claude Code 1 1,243 tok
Daita-Corp/claude-code Tools for developers using Anthropic's Claude Code 2 Claude Code 10 1,284 tok
wk-j/skills 2 Claude Code 2 438 tok
Neurotech-HQ/skills 2 Claude Code, Codex 1
jscholz/hermes-agent-workflow A public template for deploying a personal AI assistant stack (hermes-agent + sidekick PWA 2 Claude Code, Codex, OpenCode 2 5,959 tok
BreadchainCoop/labor.fun 2 Claude Code 33 1,425 tok
BTreeMap/SKILLs A centralized library of reusable, project-agnostic Markdown skills for LLM coding agents. 2 Claude Code, Codex, OpenCode 2 1,990 tok
theshadow27/mcp-cli an MCP cli 2 Claude Code 26 4,185 tok
MapleAI-Tech/skills An open-source collection of skills from Qingfeng Digital Technology 2 Claude Code 1 443 tok
sanchitnis/SrujanaSangama 2 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 28 1,825 tok
swesmith/davila7__claude-code-templates.734b8a50 2 Claude Code 9 5,812 tok
nanocoai/nanoclaw-gmail NanoClaw Gmail channel integration 2 Claude Code 31 948 tok
SebastianLuser/claude-code-arcane A Complete studio with agents and skills 2 Claude Code 37 1,837 tok
Surya8991/AgentMaster Meta-orchestrator for AI coding agents. Auto-routes tasks to 41+ skills across 21 categori 2 Claude Code, GitHub Copilot 2 13,776 tok
joi-fairshare/agentic-workflow Portable Claude Code workflow toolkit: skills, config, repo bootstrapper, and MCP bridge f 2 Claude Code 2 751 tok
sskarz/nanoclawbster nanoclaw.dev Self-hosted Discord AI assistant powered by Claude Agent SDK — runs agents in isolated Doc 2 Claude Code 11 1,228 tok
imarios/skilltree Dependency manager for AI agent skills 2 Claude Code 1 2,407 tok
tomimor/skills tomimoreno.com.ar Library of personal and vendor skills 2 Codex, OpenCode 1 1,453 tok
samuelgudi/iknowkungfu Agent-agnostic registry for skill discovery and contribution. Works across Claude Code, He 2 Codex, OpenCode 1 1,334 tok
zapprosite/claude-code-minimax 2 Claude Code 8