Claude Skills Marketplace and Agent Skills Directory

Find the right skill for your agent. Install it in one click. 1,361 real skills from 8 public GitHub repos.

Skills
1,361
GitHub repos
8
Categories
13

Fresh skills

api-and-interface-design

addyosmani/agent-skills

Guides stable API and interface design. Use when designing APIs, module boundaries, or any public interface. Use when creating REST or GraphQL endpoints, def...

Check: PassMITUpdated 2026-10-13

browser-testing-with-devtools

addyosmani/agent-skills

Tests in real browsers via Chrome DevTools MCP. Use when building or debugging anything that runs in a browser. Use when you need to inspect the DOM, capture...

Check: PassMITUpdated 2026-10-13

ci-cd-and-automation

addyosmani/agent-skills

Automates CI/CD pipeline setup. Use when setting up or modifying build and deployment pipelines. Use when you need to automate quality gates, configure test ...

Check: PassMITUpdated 2026-10-13

code-review-and-quality

addyosmani/agent-skills

Conducts multi-axis code review. Use before merging any change. Use when reviewing code written by yourself, another agent, or a human. Use when you need to ...

Check: PassMITUpdated 2026-10-13

code-simplification

addyosmani/agent-skills

Simplifies code for clarity. Use when refactoring code for clarity without changing behavior. Use when code works but is harder to read, maintain, or extend ...

Check: PassMITUpdated 2026-10-13

constraint-driven-development

addyosmani/agent-skills

Establishes a project's quality bar as a written contract and stops agents quietly lowering it. Interviews the user on which dimensions matter, supplies sane...

Check: PassMITUpdated 2026-10-13

context-engineering

addyosmani/agent-skills

Optimizes agent context setup. Use when starting a new session, when agent output quality degrades, when switching between tasks, or when you need to configu...

Check: PassMITUpdated 2026-10-13

debugging-and-error-recovery

addyosmani/agent-skills

Guides systematic root-cause debugging. Use when tests fail, builds break, something that worked yesterday broke, behavior doesn't match expectations, or you...

Check: PassMITUpdated 2026-10-13

deprecation-and-migration

addyosmani/agent-skills

Manages deprecation and migration. Use when removing old systems, APIs, or features. Use when migrating users from one implementation to another. Use when mi...

Check: PassMITUpdated 2026-10-13

documentation-and-adrs

addyosmani/agent-skills

Records decisions and documentation. Use when you need to document an architecture decision (ADR) or the reasoning behind a design choice, when changing publ...

Check: PassMITUpdated 2026-10-13

doubt-driven-development

addyosmani/agent-skills

Subjects every non-trivial decision to a fresh-context adversarial review before it stands. Use when you want every assumption cross-examined before proceedi...

Check: PassMITUpdated 2026-10-13

frontend-ui-engineering

addyosmani/agent-skills

Builds production-quality, accessible, responsive user-facing UIs. Use when building or modifying interfaces and pages, creating components, implementing lay...

Check: PassMITUpdated 2026-10-13

Categories

Frontend design 120Testing 77Documents 81Marketing 73Data 105DevOps 71Security 87Writing 114Planning 189Git and code review 89Product 9AI agents 736General 84

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What are agent skills?

A plain guide to SKILL.md.

How to install skills

Folders and commands for each tool.

Skills vs MCP

When to use each one.

Cursor vs Claude Code

Editor or terminal agent.

Claude Code vs Codex

Two coding agents, one skill format.

Questions

What is SkillTrove?

A free, independent directory of agent skills. We list public skills from GitHub and link to the source.

Is this the official Claude skills marketplace?

No. SkillTrove is not run by Anthropic, OpenAI, Cursor, or OpenClaw.

Do you host the skill files?

No. Install commands pull from the author's own repo.

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