Building agents skills

23,283 tagged Building agents, measured the same way as everything else here.

Browse within: LLM 206agent 200agentic-ai 197skills 150agents 148openai 87antigravity 83agentic-workflow 79ai-skills 76cli 76agentic-framework 73Autonomous Agents 67ai-assistant 65agent-framework 59

creator

1369

arctan303/creator.skill

Skill Codex

A workflow initializer for creator.skill, a set of skills for gathering requirements, defining design rules, planning development, and building projects. It installs or upgrades the workflow in the current workspace from a release package or a local archive.

not rated 20 changed 8d ago A SkillSpector: pass 75 tokens original MIT

openclaw-evolution

1370

H1an1/openclaw-evolution

Skill Claude CodeCodex

Interactive guide for new OpenClaw users to set up and grow their agent. Two paths - Tool Path (automation, efficiency, getting things done) or Awakening Path (memory, personality, relationship, growth). Use when a user is new to OpenClaw, asks how to get started, wants to set up their agent, or asks about agent…

not rated 20 4mo ago A 119 tokens

harness-engineering

1371

charlesanim/harness-engineering

Skill Claude CodeCodex

Set up OpenAI's harness engineering methodology in any repository. Creates the full agent-first infrastructure: AGENTS.md progressive disclosure map, architectural layer boundaries with mechanical enforcement, testing framework, CI pipeline, golden principles documentation, garbage collection scripts, and pre-commit…

not rated 20 6mo ago A 117 tokens

model-provider-mgmt

1372

tallesborges/zdx

Skill Claude CodeCodex

Add, update, or remove models and providers in the zdx LLM registry. Use when the user asks to add a new model, add a new provider, update model pricing or context limits, regenerate default models/config, or says things like "add support for X model", "add the new Y provider", "update pricing for Z", "regenerate…

not rated 20 4d ago A SkillSpector: pass 85 tokens original MIT

Go1c/LumioAgent

Skill Claude CodeCodex

Use when executing implementation plans with independent tasks in the current session.

not rated 20 2mo ago A 17 tokens original MIT

flue-framework

1374

liangdabiao/flue-framework-skill

Skill Claude CodeCodex

Flue Agent Framework v0.9.1+ — TypeScript harness-driven agent framework. Covers createAgent, init, defineTool, defineAgentProfile, routing, SSE streaming, production deployment, and all known pitfalls.

not rated 20 3mo ago A 49 tokens

gaixianggeng/codex-skills

Skill Codex

A workflow for asking a user’s logged-in ChatGPT Pro account to help with complex engineering tasks or GitHub pull-request reviews, while Codex checks the work locally and remotely.

not rated 20 9d ago A 167 tokens

atlas-contract

1377

wede-wx/atlas

Skill Claude CodeCodex

Goal-integrity skill. Use for backend/API/persistence, preserve/do-not-change, tests/validation, mocks, rework, multi-part requests. Emits Goal Contracts, Deviation Notices, Phase Checks, Final Audits. Skip for Q&A or trivial edits.

not rated 20 3mo ago A 56 tokens original MIT

av-improve

1378

menkesu/genaipm-claw

Skill Claude CodeCodex

Apply daily self-improvements to your AI agent using Agent Vitamins. Fetches the latest AV brief via MCP, ranks self-improvement actions by relevance to your setup, and applies the best one with your approval. Use when the user wants to improve their agent, run "/av-improve", or as part of the daily brief. Requires…

not rated 20 4mo ago A 89 tokens

orchestration

1379

adamwang99/NEUTRON-EVO-OS

Skill Claude CodeCodex

This skill decomposes large tasks into independent units and coordinates parallel execution. It is a PLANNING + COORDINATION tool — it does NOT spawn agents directly. Agents are spawned via Claude Code's built-in /batch command (git worktree-based parallel).

not rated 20 5mo ago A 3 tokens original MIT

mcp-builder

1380

blackzhuge/zhuge-workflow

Skill Claude CodeCodex

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

not rated 20 6mo ago A 61 tokens

create-claude-plugin

1381

ronnycoding/.claude

Skill Claude CodeCodex

Guide for creating Claude Code plugins that bundle skills, agents, commands, hooks, and MCP servers for distribution. Covers plugin structure, marketplace.json format, installation, testing, and publishing. Use when the user wants to create plugins, distribute skills/agents, build marketplaces, or mentions…

not rated 20 2mo ago A 70 tokens

skill-maintenance

1382

jiangyuxue666/hermes-soul-governance

Skill Claude CodeCodex

Automated skill maintenance tool (v6 — Unified Registry + Snapshots). Full scan: [Orphan] migrate misplaced skills from category dirs OR standalone skills/<name>/ to auto-generated/, [Sync] auto-generated/ vs registry lifecycle diff (new/deleted/revived + description auto-sync via lifecycle field), [Reg]…

not rated 20 4mo ago A 123 tokens

skill-creator

1383

andrelandgraf/fullstackrecipes

Skill Claude CodeCodex

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

not rated 20 3mo ago A 45 tokens

agent-msg

1384

dingshuxin353/acp

Skill Claude CodeCodex

A skill for writing structured messages between coding agents using ACP, a protocol for agent communication.

not rated 20 6mo ago A 50 tokens

upstream-contribute

1385

Rockielab/rockie-codex

Skill Claude Code

Scan the current Codex session for harness-level patterns that would be useful to other rockie-codex users — pruning fixes, small skill improvements, new hooks, cross-discipline-useful capabilities, memory-schema upgrades — strip the project-specific specificity, and dispatch a writer sub-agent that forks…

not rated 20 1mo ago A 169 tokens original Apache-2.0

agent-flow

1386

svishniakov/agent-flow

Skill Codex

Use only when the user explicitly invokes Agent Flow anywhere in the request, for example Agent Flow, AgentFlow, $agent-flow, or agent-flow. Route that request to a verified result with the smallest useful budget. Light budget stays solo; standard and release budgets may use subagents when the orchestrator decides…

not rated 20 changed 2d ago C 76 tokens original MIT

keeponfirst/keeponfirst-agentic-workflow-starter

Skill Claude CodeCodex

KeepOnFirst multi-agent development workflow v2.4 (Antigravity + Nano Banana + Stitch + Jules). Includes INSIGHTS, WIREFRAME GATE, Stitch Vibe Design, and parallel Jules tasks. Use ONLY when user explicitly mentions: 'KOF workflow', 'KOF agentic', 'keeponfirst workflow', 'keeponfirst agentic', or '/kof'.

not rated 20 2mo ago A 88 tokens original MIT

skill-rsi

1388

justinwetch/Skill-RSI

Skill Claude CodeCodex

Use when the user wants to create, improve, evaluate, inspect, run, schedule, automate, or export Skill RSI projects or Agent Skill improvement loops. In Codex desktop, every Skill RSI invocation must open the local Skill RSI web app/sidebar first.

not rated 20 3mo ago A 55 tokens

pariyar07/ariadne

Skill Codex

Create or update workspace-level instruction files for code repositories or ordinary project folders, including AGENTS.md, CLAUDE.md, GEMINI.md, local override files, and Ariadne vault-link blocks. Use when a user wants to initialize, repair, or refresh workspace instructions, connect a workspace to a registered…

not rated 20 1mo ago A SkillSpector: warn 99 tokens original MIT

CR-730/agent-system-prompt-architect-skill

Skill Codex

Use when designing, reviewing, revising, or templating deployable system prompts for agent projects, especially prompts needing clear roles, task boundaries, tool-use rules, evidence handling, output formats, safety behavior, or compact runtime-ready structure.

not rated 20 3mo ago A 55 tokens original MIT

sapiom-agent-authoring

1391

sapiom/sapiom-js

Skill Claude CodeCodex

Build, test, and deploy a Sapiom agent — a controlled, multi-step, deployable automation defined in TypeScript. Use when the user wants to automate a multi-step, scheduled, recurring, or deployable task ("build an agent that checks competitor prices every morning", "automate our weekly report", "make a bot that…

not rated 20 changed 4d ago A SkillSpector: warn 157 tokens original MIT

build-flowise

1392

context-foundry/context-foundry

Skill Claude Code

Build or update a Flowise AgentFlow v2 JSON file with selective retrieval, validation, and audit. Use when asked to create or modify audited Flowise flows.

not rated 20 +1 3mo ago A 37 tokens original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: