Building agents skills

23,178 tagged Building agents, measured the same way as everything else here.

Browse within: LLM 209agent 202agentic-ai 195skills 149agents 145openai 86antigravity 80agentic-workflow 79cli 76agentic-framework 73ai-skills 73Autonomous Agents 67ai-assistant 66agent-framework 59

skill-creator

2762

ssdeanx/AI-Skills

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 2 8mo ago A 45 tokens

skill-check

2763

JckJhns/skill-check

Skill Claude Code

Comprehensive testing and validation of Claude skills. Use this skill whenever the user wants to test, validate, audit, or quality-check a skill — whether they say "test my skill", "check this skill works", "validate my skill", "run skill-check", or anything similar. Also trigger when the user asks things like "does…

not rated 2 4mo ago A 192 tokens original MIT

sparring

2764

nyxandro/sparring-skill

Skill Claude CodeCodex

Use when the user says "sparring", "run sparring with Claude", "do sparring with Claude", "do sparring with GPT-5", "sparring with Codex", "sparring my plan with Claude", "discuss this approach with Codex", "get a second opinion through sparring", "give me the sparring transcript", "read the long sparring answer", or…

not rated 2 3mo ago A 154 tokens

respawn

2765

ruben-sj/respawn-skill

Skill Claude CodeCodex

Sets up automatic revival of this session after Claude's 5-hour usage limit is hit — waits until the window reopens, notifies the user, and resumes automatically unless the user cancels within a configurable grace window (default 5 min). Use when the user says "respawn", "set up respawn", "auto-resume", "revive this…

not rated 2 1mo ago A 141 tokens original MIT

clawlabor

2766

Reinforce-Omega/clawlabor-skill

Skill Claude CodeCodex

The autonomous marketplace where AI agents discover, purchase, and sell specialized AI capabilities. Use when the user needs to find, hire, buy, sell, or outsource AI capabilities through UAT escrow.

not rated 2 2mo ago B 43 tokens AGPL-3.0

skill-stocktake

2767

shimo4228/skill-stocktake

Skill Claude Code

Audit installed Claude skills for quality and surface Keep/Improve/Update/Retire/Merge verdicts. Use when the user says "audit my skills", "stocktake", "review my skills", "which skills should I retire or merge", "do a quality pass over my skills", or "/skill-stocktake". NOT for creating or improving a single skill…

not rated 2 changed 12d ago A 102 tokens copy · 91% MIT

rikai

2770

spellsaif/rikai

Skill Claude CodeCodex

Turn any codebase into a deeply interactive, single-page HTML learning experience for vibe coders — people who build with AI but want to understand what they built. Trigger whenever someone says "explain this codebase," "help me understand this project," "make a course from this repo," "teach me how this code works,"…

not rated 2 5mo ago A 176 tokens original MIT

metis

2772

gitRasheed/metis-skill

Skill Claude Code

Use when an LLM is doing non-trivial coding work, including implementing features, fixing bugs, refactoring, designing APIs or module boundaries, writing tests, reviewing code, or preparing to commit. Guides the model toward plain data, top-down API design, simple control flow, SOLID without ceremony, boundary parsing…

not rated 2 24d ago A 108 tokens original MIT

expertlens-lite

2773

Ashutosh2M/ExpertLens-Lite

Skill Claude CodeCodex

ExpertLens-Lite forces expert-level reasoning on any task — the compressed, single-companion-file version of ExpertLens. Activates on "deep think", "expert mode", "do it properly", "production ready", "think deeply", "best possible way" (any language), or auto-triggers for creative work, system design, strategy…

not rated 2 1mo ago B 129 tokens original MIT

Aidress-ai/aidress-skill-find-verified-fraud-detection-agent

Skill Claude CodeCodex

Find a Verified Fraud Detection Agent. Agent discovery, trust verification, and capability routing powered by Aidress — the coordination registry for autonomous AI agents. Use for payments agent discovery, trust verification, and capability routing — via Aidress (https://api.aidress.ai).

not rated 2 2mo ago A 63 tokens copy · 86% MIT

Aidress-ai/aidress-skill-find-verified-knowledge-base-search-agent

Skill Claude CodeCodex

Find a Verified Knowledge Base Search Agent. Agent discovery, trust verification, and capability routing powered by Aidress — the coordination registry for autonomous AI agents. Use for customer-support agent discovery, trust verification, and capability routing — via Aidress (https://api.aidress.ai).

not rated 2 2mo ago A 65 tokens original MIT

claudemd-architect

2777

keskinonur/claudemd-architect

Skill Claude CodeCodex

Generate production-grade CLAUDE.md project reference documents for Claude Code. Use when a user wants to create a CLAUDE.md, project spec, or architectural reference for AI-assisted development. Incorporates LLM reasoning failure mitigations (constraint-based guardrails, concrete examples, verification checkpoints)…

not rated 2 7mo ago A 108 tokens original MIT

selfaware

2779

Sorbh/claude-selfaware

Skill Claude Code

Makes Claude aware of its own API usage limits and able to manage them intelligently. Usage is checked automatically by hooks (SessionStart + UserPromptSubmit) that inject a directive when usage gets high; Claude delegates suitable tasks to a Codex sub-agent to conserve tokens, checkpoints work before limits hit, and…

not rated 2 2mo ago A 153 tokens original MIT

codex-plugin-discovery

2781

caozhangni/codex-plugin-discovery

Skill Codex

Use when a user asks what Codex plugins are available or can be used, wants plugin recommendations for a task, asks to find/search/discover installable plugins, asks about the plugin marketplace, or asks whether a plugin can help with a task.

not rated 2 3mo ago A 56 tokens original MIT

prompt-architect

2782

ciaransaunders/Skills-Public

Skill Claude CodeCodex

Create and optimize reusable prompt templates for AI assistants and autonomous agents. Use when user says "make a prompt for this task", "improve this prompt", "write a prompt template", "create a prompt for [task]", "optimize this prompt", or requests help designing instructions for LLMs or agents. Also trigger when…

not rated 3 2mo ago A 198 tokens original MIT

keepup-ai-tools

2783

liuqi1024/keepup-ai-tools

Skill Claude CodeCodex

Cross-agent skill: one-command check & update for all AI CLI tools, Skills and Plugins. Works with Claude Code, Codex, Hermes, and any agent that supports SKILL.md. Auto-discovers npm/pipx/brew/winget/cargo/go tools, Agent Skills (npx skills), Claude Code Plugins. Detects available updates and applies them. First run…

not rated 2 3mo ago A 148 tokens

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: