AI Skills for Claude, ChatGPT and Coding Agents

Skills are folders of instructions an AI agent loads when a task calls for them. Install one and Claude, ChatGPT, Codex or Cursor follows your playbook instead of guessing. These are the skills, rules and custom GPTs we'd point a design team to first.

23 resources4 topics5 LDS picksFilter in the Finder

Agent Skills That Work Everywhere

SKILL.md skills and collections that load in Claude Code, Codex, Cursor, Gemini CLI and other agents.

Any agent page
LDS pick

github.com

Design intelligence skill with searchable styles, palettes, font pairings and UX guidelines for building polished UI.

Any agent Free
LDS pick

github.com

Gives coding agents taste: art direction, reference images and a browser check, so pages stop looking AI-made.

Any agent Free

github.com

Figma's official guide and skills for the Figma MCP server. Lets agents read designs and write them back to Figma.

Any agent Free

github.com

Marketing skills for AI agents: CRO, copywriting, SEO, analytics and growth. Useful for landing pages and launches.

Any agent Free

github.com

Matt Pocock's personal agent skills for real engineering work: TDD, code review, prototyping and research.

Any agent Free

github.com

Production-grade engineering skills for AI coding agents, from spec and planning to performance and shipping.

Any agent Free

github.com

Vercel's official agent skills, including React best practices and web design guidelines reviews.

Any agent Free

agentskills.io

The open format behind skills: a folder with a SKILL.md file that Claude, Codex, Cursor and other agents can all load.

Any agent Free

skills.sh

Directory of open agent skills with a one-line installer (npx skills) that works across popular coding agents.

Any agent Free

github.com

1,000+ agent skills from official teams and the community, for Claude Code, Codex, Gemini CLI, Cursor and more.

Any agent Free

github.com

Figures the community made with Anatomy, each rebuilt from source in a locked sandbox. Submit yours through your agent or a Gist. - wheresryan22/anatomy-community

Any agent Freemium

Claude Skills and CLAUDE.md Files

Skills and plugins for Claude, Claude Code and Cowork. Most install by copying a folder into your skills directory or adding a plugin.

Claude page
LDS pick

github.com

Anthropic's official Agent Skills: documents, slides, spreadsheets, brand guidelines, canvas design and a skill for writing new skills.

Claude Free
LDS pick

github.com

Anthropic's skill for distinctive, production-grade UI that avoids the generic AI look. Install it before asking Claude to build pages.

Claude Free
LDS pick

github.com

A skills framework that makes Claude Code brainstorm, plan, test and review before it ships. Huge community following.

Claude Free

github.com

Anthropic's open source plugins and skills for knowledge work in Claude Cowork: research, writing, sales, support and more.

Claude Free

github.com

One CLAUDE.md file, based on Andrej Karpathy's notes on LLM coding pitfalls, that makes Claude Code simpler and more careful.

Claude Free

github.com

Curated list of Claude Skills and tools for customising Claude workflows. A good place to browse what exists.

Claude Free

github.com

11 Claude skills for SEO: page audits, linkbuilding, article writing, E-E-A-T audits, semantic gap analysis, link building.

Claude Freemium

Cursor Rules and Copilot Instructions

Rules and instruction files that teach Cursor, Copilot and other editor agents your stack and style.

Cursor & IDEs page

github.com

Large collection of Cursor rules files that teach the editor your stack, conventions and style.

Cursor & IDEs Free

cursor.directory

Community directory of Cursor rules and MCP servers, searchable by framework and language.

Cursor & IDEs Free

github.com

GitHub's community collection of Copilot instructions, agents, skills and prompts.

Cursor & IDEs Free

ChatGPT GPTs and Codex Skills

Custom GPTs and OpenAI's own skills catalog for Codex.

ChatGPT & Codex page

github.com

OpenAI's official skills catalog for Codex, in the same SKILL.md format as Claude's.

ChatGPT & Codex Free

chatgpt.com

OpenAI's store of custom GPTs. Search it for design, writing and research GPTs, or publish your own.

ChatGPT & Codex Free

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