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Claude Code skills we have reviewed

A Claude Code skill is a folder with a SKILL.md file: a description of when to use it, instructions, and sometimes scripts. Claude Code keeps every description in context and loads the full instructions only when your request matches, so a good skill teaches the agent one job (building a UI, reviewing code, writing a grant, running a CLI) without costing context the rest of the time.

This page lists the 74 skills from 34 different authors that we have read at a fixed commit. For each one we note what it can do on your machine: whether it is instructions only, runs scripts, calls the network, needs an API key or writes files. Those findings are the tags on each card. We did not run the skills; read how we review for what a static review does and does not cover.

How to choose: start from the job, then check the tags. Skills marked instructions only change nothing outside your chat; skills marked runs scripts, installs packages or acts in your accounts deserve a look at their files before you install them. Every skill page has the source repository, the commit we read, and install steps for Claude Code and Antigravity skills folders.

Claude Code paths checked against Claude Code docs: Skills on 2026-10-12. Largest single author: 22% of the list. Independent site, not affiliated with Anthropic.

Install any of them in Claude Code

# all your projects
mkdir -p ~/.claude/skills && cp -r <skill-folder> ~/.claude/skills/

# this repository only
mkdir -p .claude/skills && cp -r <skill-folder> .claude/skills/

The exact source folder for each skill is on its page, together with the installer its own README documents (if any).

Coding & frontend (22)

💻

Clean Code

@sickn33

A one-file Clean Code playbook (Robert C. Martin's rules on naming, functions, comments, errors, tests and classes) that AI coding agents follow when writing, reviewing or refactoring code.

Tested in AntigravityStatic reviewinstructions onlyoffline
codingclean-code
💻

Translation (Azure AI Translator)

@microsoft

Microsoft's official skill that teaches coding agents to translate text with the Azure AI Translator Python SDK: translate, detect language, transliterate and look up dictionary entries.

Static reviewneeds API keynetwork accessinstructions only
translationazure
💻

Software Architecture

@sickn33

Community skill that gives an agent a simplicity-first method for architecture decisions: ask context questions, pick patterns with decision trees, and record the choice as an ADR.

Static reviewinstructions onlyoffline
architectureadr
💻

TDD Workflow

@sickn33

Community skill that makes an agent work test-first: one failing behavioural test, minimal code to pass, then refactor, with a separate guide on mock anti-patterns.

Static reviewinstructions onlyoffline
tddtesting
💻

Performance Optimization

@sickn33

Community skill that gives an agent a measure-first workflow for slow apps: baseline, find the bottleneck, fix one anti-pattern, re-measure, and guard with a budget.

Static reviewinstructions onlyoffline
performancecore-web-vitals
💻

Playwright CLI

@microsoft

Microsoft's playwright-cli skill: an AI agent drives a real browser with short shell commands to test pages, mock requests and write Playwright tests.

Static reviewnetwork accessruns scriptswrites files
playwrightbrowser-automation
💻

Claude Design

@jiji262

Instruction-only skill that makes your agent build HTML design artifacts (landing pages, decks, prototypes, animations) with set design rules and starter files.

Tested in AntigravityStatic reviewinstructions onlynetwork accesswrites files
designhtml
💻

Cursor Code Review (Superpowers)

@obra

Superpowers' requesting-code-review skill: the agent sends a git diff to a reviewer subagent and gets Critical/Important/Minor findings and a verdict.

Static reviewruns scriptsoffline
code-reviewcursor
💻

Design System

@nextlevelbuilder

Design token skill from the UI UX Pro Max repo: three-layer tokens, component specs, Tailwind integration and token-based HTML slides.

Static reviewruns scriptswrites files
design-tokensdesign-system
💻

Figma Implement Design

@openai

Figma's implement-design skill for Codex: turns Figma frames into production code with 1:1 visual fidelity through the Figma MCP server.

Static reviewacts in your accountsnetwork access
figmadesign-to-code
💻

Frontend Design (Anthropic)

@anthropics

Anthropic's official frontend-design skill: guidance for distinctive, intentional UI design, typography and copy that avoids templated AI defaults.

Tested in AntigravityStatic reviewinstructions onlyoffline
frontenddesign
💻

Impeccable

@pbakaus

Paul Bakaus's Impeccable design skill: one /impeccable skill with 24 design commands, live browser iteration and a 59-rule detector for AI-generated frontend patterns.

Tested in AntigravityStatic reviewruns scriptsnetwork accesswrites files
frontenddesign
💻

iOS Simulator

@conorluddy

iOS Simulator skill by Conor Luddy: Python scripts for Xcode builds, accessibility-based simulator navigation and device management.

Static reviewruns scriptswrites filesinstalls packages
iosxcode
💻

OpenAI Frontend Skill

@openai

OpenAI's frontend-skill for Codex: art-direction rules for landing pages and app UI. Removed from openai/skills in April 2026; still installable from history.

Static reviewinstructions onlyoffline
frontenddesign
💻

Rust Best Practices

@apollographql

Apollo GraphQL's rust-best-practices skill: makes your agent write and review Rust by Apollo's handbook (ownership, errors, Clippy, tests, generics).

Static reviewinstructions onlyruns scriptswrites files
rustcargo
💻

shadcn/ui

@shadcn-ui

Official shadcn/ui skill: project-aware rules for adding, searching, composing and styling shadcn components via the shadcn CLI.

Tested in AntigravityStatic reviewinstalls packagesnetwork accesswrites files
shadcn-uireact
💻

Superdesign

@superdesigndev

Superdesign agent skill: lets a coding agent create UI, slide and graphic drafts on the superdesign.dev canvas through the @superdesign/cli command line tool.

Static reviewneeds API keynetwork accesswrites files
uidesign
💻

Taste

@Leonxlnx

Open-source agent skill (design-taste-frontend) that gives coding agents an art direction, real pictures and a browser check so landing pages look less generic.

Tested in AntigravityStatic reviewruns scriptsnetwork accesswrites files
uidesign
💻

UI Styling

@nextlevelbuilder

Companion skill from the UI UX Pro Max repo for shadcn/ui components, Tailwind CSS styling, dark mode, theming and canvas visuals.

Static reviewruns scriptswrites filesnetwork access
tailwindshadcn-ui
💻

Web Accessibility (a11y)

@addyosmani

Addy Osmani's WCAG 2.2 accessibility skill: audit workflow, code patterns, testing checklist and issues ranked by impact.

Static reviewinstalls packagesnetwork accessinstructions only
accessibilitya11y
💻

Web Artifacts Builder

@anthropics

Anthropic skill that scaffolds a React, TypeScript, Tailwind and shadcn/ui project and bundles it into one self-contained HTML file.

Static reviewinstalls packagesruns scriptswrites files
reacttailwind
💻

Web Design Guidelines

@vercel-labs

Vercel's review skill: fetches Vercel's Web Interface Guidelines at run time, checks the files you name and lists violations as file:line findings.

Tested in AntigravityStatic reviewnetwork accessinstructions only
ui-reviewaccessibility

Agents, browsers & research (5)

Design & media (14)

🎨

UI/UX Pro Max

@nextlevelbuilder

Comprehensive UI/UX design intelligence skill for AI coding assistants. Injects structured design tokens, color theory, typography scales, accessibility guidelines, and component patterns into Claude Code, Cursor, and Windsurf.

Tested in AntigravityStatic reviewinstalls packagesnetwork accesswrites files
mediaui
🎨

TMDB Movies

@mvanhorn

pp-movie-goat skill: TMDb movie and TV search with OMDb ratings, where-to-stream checks, filmographies and a local watchlist via a CLI.

Static reviewneeds API keynetwork accessinstalls packages
tmdbmovies
🎨

Photo Retouching (fal.ai)

@fal-ai-community

fal.ai's official fal-recipes skill: restore and clean up photos (deblur, denoise, dehaze, fix faces, restore scans) through the genmedia CLI.

Static reviewnetwork accessneeds API keyinstalls packages
photo-retouchingimage-restoration
🎨

Image Generation (imagegen)

@openai

OpenAI's imagegen skill: generate or edit raster images (photos, mockups, sprites, cutouts) with GPT Image models via a bundled Python CLI.

Static reviewneeds API keynetwork accesswrites files
image-generationopenai
🎨

Pollinations AI

@pollinations

Official Pollinations skill for the polli CLI: generate images, text, audio, video and 3D, transcribe speech and check your Pollen balance.

Static reviewinstructions onlyacts in your accountsneeds API keynetwork accesswrites files
pollinationsimage-generation
🎨

SAG Voice (ElevenLabs TTS)

@openclaw

OpenClaw's sag skill: an AI agent speaks text aloud or saves it as audio through ElevenLabs, using the say-style sag CLI.

Static reviewneeds API keynetwork accesswrites files
ttselevenlabs
🎨

Algorithmic Art

@anthropics

Anthropic's official algorithmic-art skill: a written algorithmic philosophy, then a self-contained p5.js viewer with seeded randomness, parameter sliders and seed navigation.

Static reviewwrites filesnetwork access
generative-artp5js
🎨

Banner Design

@nextlevelbuilder

Skill from the UI UX Pro Max repo for designing social, ad, hero and print banners in HTML/CSS with several art directions.

Static reviewwrites filesinstructions only
bannersocial-media
🎨

Brand Guidelines

@anthropics

Anthropic's official skill that applies a fixed brand palette and Poppins/Lora typography to slides, docs and other artifacts.

Static reviewinstructions onlyoffline
brandingbrand-colors
🎨

Canvas Design

@anthropics

Anthropic's official canvas-design skill: turns a poster or art request into a written design philosophy, then a one-page PNG or PDF, with 29 bundled font families.

Static reviewinstructions onlywrites filesnetwork access
designposter
🎨

ComfyUI

@Comfy-Org

Comfy-Org's official comfy skills: teach your agent to drive ComfyUI (local or Comfy Cloud) through comfy-cli to make images, video, audio and 3D.

Static reviewacts in your accountsinstalls packagesnetwork access
comfyuiimage-generation
🎨

HTML Slides

@nextlevelbuilder

Skill from the UI UX Pro Max repo for strategic HTML presentations with Chart.js, design tokens, layout patterns and copy formulas.

Static reviewnetwork accessinstructions only
slidespresentations
🎨

Remotion Best Practices

@remotion-dev

Remotion's official agent skills: a router SKILL.md plus 11 bundled guides for building, previewing and rendering videos in React with Remotion.

Static reviewinstalls packagesnetwork accesswrites files
remotionvideo
🎨

Theme Factory

@anthropics

Anthropic skill with 10 preset color and font themes for slides, docs, reports and landing pages, plus custom theme generation.

Static reviewinstructions onlyoffline
themescolor-palette

Data & DevOps (13)

📊

Finance Tools (Financial Analysis)

@anthropics

Anthropic's financial-analysis plugin: 13 skills and 7 slash commands for DCF, comps, LBO and 3-statement models in Excel, spreadsheet audits and pitch-deck checks.

Static reviewruns scriptswrites filesnetwork access
financedcf
🚀

tmux

@openclaw

OpenClaw's tmux skill: lets an AI agent list tmux sessions, read pane output, send keys and wait for prompts in interactive CLIs.

Tested in AntigravityStatic reviewacts in your accountsruns scriptsoffline
tmuxterminal
📊

Data Visualization

@anthropics

Anthropic's data-visualization skill: pick the right chart and write clean, accessible Python charts with matplotlib, seaborn and plotly.

Tested in AntigravityStatic reviewinstructions onlyoffline
data-visualizationcharts
🛡️

Vulnerability Scanner

@sickn33

Community skill that teaches an agent to analyse a project for vulnerabilities (OWASP Top 10:2025, supply chain, attack surface, risk ranking) and ships a Python script that scans a folder.

Static review
securityowasp
📊

Graph Databases (Neo4j)

@neo4j-contrib

Neo4j's skill collection for graph databases: Cypher queries, graph modeling, imports, drivers, GraphRAG, vector indexes, GDS and Aura provisioning.

Static reviewacts in your accountsneeds API keyruns scriptsnetwork access
graph-databaseneo4j
🛡️

Secrets Management

@sickn33

Community skill with a short procedure for handling CI/CD secrets safely: Vault, cloud secret managers, GitHub Actions, workload identity and rotation.

Static review
secretsci-cd
🛡️

Container Security (Snyk)

@snyk

Snyk's container-security skill: scan Docker images for OS and app vulnerabilities via the Snyk MCP server and fix Dockerfiles.

Static reviewinstructions onlyneeds API keynetwork accesswrites files
container-securitydocker
📊

DuckDB CLI

@duckdb

Official DuckDB skills: query files and databases with the duckdb CLI, read CSV/Parquet/JSON, search DuckDB docs and install extensions.

Static reviewinstructions onlyinstalls packagesnetwork accesswrites files
duckdbsql
🚀

Vercel Specialist

@sickn33

Community skill with patterns and a list of known pitfalls for deploying Next.js apps to Vercel: environment variables, edge vs serverless, previews, domains and caching.

Static reviewinstructions onlyoffline
vercelnextjs
🚀

mcporter

@openclaw

OpenClaw's one-file mcporter skill: lets an AI agent list, configure, authenticate and call MCP servers from the shell through the mcporter CLI.

Static reviewinstructions onlynetwork accessruns scripts
mcpcli
🛡️

Metasploit Framework

@sickn33

Community skill that gives an agent a command reference for the Metasploit penetration-testing framework. It is an offensive-security skill: the upstream file is marked risk: offensive and meant for authorised assessments and lab use only.

Static reviewinstructions onlyoffensive tooloffline
securitymetasploit
🚀

Cloudflare Wrangler

@cloudflare

Cloudflare's official wrangler skill: tells an AI agent how to deploy, configure and debug existing Wrangler-based Workers projects using current Cloudflare docs.

Static reviewacts in your accountsneeds API keyinstructions only
cloudflarewrangler
📊

Tavily Search

@tavily-ai

Tavily's official tavily-search skill: web search with LLM-optimized snippets, domain filters and time ranges via the tvly CLI.

Static reviewnetwork accessinstalls packages
web-searchtavily

Writing, marketing & productivity (20)

⚡

Fitness Coaching

@bodhi584

Instruction-only SKILL.md that plans weekly workouts, applies progressive overload and deloads, reviews training logs, and refers out for medical issues.

Static reviewinstructions onlyoffline
fitnessworkout-plan
📣

HubSpot CRM

@hubspot

HubSpot's official skills that teach AI agents to look up, update and report on CRM records with the hubspot agent CLI.

Static reviewacts in your accountsneeds API keynetwork access
hubspotcrm
✍️

Legal Drafting (Contract Review)

@anthropics

Anthropic's review-contract skill: check a contract against your playbook, flag GREEN/YELLOW/RED clauses and draft ready-to-insert redlines.

Static reviewinstructions onlynetwork access
legalcontracts
📦

Steam Library

@mvanhorn

pp-steam-web skill: audit your Steam library and backlog, compare friends' playtime and find easy achievements via the Steam Web API CLI.

Static reviewneeds API keynetwork accessinstalls packages
steamgames
⚡

Personal Assistant (Productivity)

@anthropics

Anthropic's productivity plugin: a TASKS.md task list, two-tier workplace memory and a local dashboard so the agent works like a personal assistant.

Static reviewinstructions onlywrites filesnetwork access
personal-assistanttasks
⚡

Otter Transcription

@erickhchan

otterai-cli skill: lets an AI agent list, search, download and manage your Otter.ai meeting transcripts with the unofficial otter CLI.

Static reviewacts in your accountsneeds API keynetwork access
ottertranscription
⚡

YouTube Summarizer

@sickn33

Community skill that fetches a YouTube video's caption transcript with the youtube-transcript-api Python library and has the agent write a long, structured summary.

Static reviewruns scriptsnetwork accessneeds pip install
youtubetranscript
📣

Content Strategy

@sickn33

Community skill that gives an agent a framework for content planning: pillars and topic clusters, searchable vs shareable content, keyword research by buyer stage and a weighted scoring sheet for ideas.

Static reviewinstructions onlyoffline
content-strategyseo
📣

Paid Ads Expert

@sickn33

Community skill with a long reference guide for planning and tuning paid campaigns on Google, Meta, LinkedIn, X and TikTok; it is advice text, it does not connect to any ad account.

Static reviewinstructions onlyoffline
paid-adsppc
⚡

Smart Home (OpenHue)

@openclaw

OpenClaw's OpenHue skill: lets an agent control Philips Hue lights, rooms and scenes through a Hue Bridge with the openhue CLI.

Static reviewinstructions onlyinstalls packagesnetwork access
smart-homephilips-hue
⚡

Calendar Management

@openclaw

OpenClaw's gog skill: list, create and update Google Calendar events (plus Gmail, Drive, Sheets, Docs) through the gog command-line tool.

Static reviewacts in your accountsneeds API keynetwork access
calendargoogle-calendar
📣

Email Marketing

@coreyhaines31

Corey Haines' emails skill: plans and writes email sequences, drip campaigns and lifecycle emails with timing, subject lines and copy rules.

Static reviewinstructions only
email-marketingemail-sequences
✍️

Grant Writing

@K-Dense-AI

K-Dense's research-grants skill: helps researchers plan, check and critique NSF, NIH, DOE, DARPA and Taiwan NSTC proposals against the actual call.

Static reviewinstructions onlynetwork accesswrites files
grant-writingresearch-proposals
📣

Programmatic SEO

@sickn33

Instruction-only skill for deciding whether to build SEO pages at scale from templates and data, and for designing the page system if the answer is yes. It scores feasibility first and says to stop below 50.

Static reviewinstructions onlyoffline
programmatic-seopseo
📣

Schema Markup

@sickn33

Instruction-only skill for deciding whether structured data is justified on a page and then writing valid JSON-LD for it. It scores eligibility first and tells the agent to stop when markup would be unsupported or misleading.

Static reviewinstructions onlyoffline
schema-markupstructured-data
📣

SEO Audit

@sickn33

Instruction-only skill for diagnosing crawlability, indexation and on-page SEO problems: it asks for scope first, then reports evidence-backed findings with severity and confidence. It does not crawl or connect to any account.

Static reviewinstructions onlyoffline
seoseo-audit
📣

SEO Fundamentals

@sickn33

Short principles guide to how search engines judge pages (E-E-A-T, Core Web Vitals, technical SEO, content, schema, AI-assisted content), plus a small local Python script that flags missing titles, descriptions, Open Graph tags, extra H1s and image alt text in HTML, JSX and TSX files.

Static reviewruns scriptsoffline
seoseo-fundamentals
⚡

Slack

@slackapi

Slack's official skills plugin: Slack MCP server plus skills for messaging, search, Web API, Slack CLI, Block Kit and building Slack apps.

Static reviewacts in your accountsneeds API keynetwork accessruns scripts
slackmcp
⚡

Task Management

@anthropics

Anthropic's task-management skill: the agent keeps your to-dos in a plain TASKS.md file with Active, Waiting On, Someday and Done sections.

Static reviewwrites filesinstructions only
task-managementtodo
✍️

Technical Writing

@anthropics

Anthropic's doc-coauthoring skill: a three-stage workflow in which the agent interviews you, drafts a spec or design doc section by section, then tests it on a fresh reader.

Static reviewwrites filesinstructions only
technical-writingdocumentation

FAQ

Where does Claude Code look for skills?
Personal skills: ~/.claude/skills/<skill-name>/SKILL.md (all your projects). Project skills: .claude/skills/<skill-name>/SKILL.md (shared through the repository). Plugins can also bring skills.
How do I use a skill once it is installed?
Claude Code reads every skill description at the start of a session and loads the full SKILL.md when your request matches. You can also call one directly with /<skill-name>.
Are these skills tested?
No. We do a static review: we read the files at a fixed commit and note scripts, network calls, file writes and required keys. We did not run them. Each skill page shows the commit we read.
Do the same skills work in Google Antigravity?
A plain SKILL.md folder works in both. Antigravity reads it from .agents/skills/ (one project) or ~/.gemini/config/skills/ (all projects); each skill page has both install paths.

More: all reviewed skills and MCP servers · UI/UX skills · install skills in Antigravity