SkillHub

Skills anthropics

skills Skill collection

Public repository for Agent Skills

Source on GitHub Sort and filter them in the skills list

189,830 stars on GitHub, Nov 9, 2026 · 17 skills

Its skills, most installed first

frontend-design

Use it when:
You're building or reworking a web page or app UI and want it to look designed, not generated.
It does:
Plans colors, type and layout for your subject, checks the plan against common AI-design looks, then builds and critiques.

type:guidelines effect:none needs:none by:official design anti-slop

Age
9 months
Stars
190K
#8
Total Downloads
1.1M
#9
Weekly Downloads
30.9K
#17
skill-creator

Use it when:
You want to write a new skill, or find out whether an existing one actually helps.
It does:
Drafts the skill with you, runs test prompts with and without it, and lets you review the outputs side by side.

type:workflow effect:local needs:subagents by:official skill-authoring testing agent-workflows

Age
9 months
Stars
190K
#8
Total Downloads
427K
#48
Weekly Downloads
6K
top 9%
pptx

Use it when:
A PowerPoint file is involved: making a deck, editing one, filling a template, or pulling text out of slides.
It does:
Creates decks with the pptxgenjs JavaScript library, and edits existing ones by unzipping them and changing the slide XML.

type:tool effect:local needs:cli by:official slides stack:microsoft-office

Age
9 months
Stars
190K
#8
Total Downloads
251K
#76
Weekly Downloads
4.4K
top 11%
pdf

Use it when:
You need to do something with a PDF: pull out text or tables, merge, split, fill a form, or create one.
It does:
Picks the right Python library or command-line tool for the task and runs it.

type:tool effect:local needs:cli by:official pdf documents stack:python

Age
9 months
Stars
190K
#8
Total Downloads
225K
#87
Weekly Downloads
4.3K
top 12%
docx

Use it when:
You need a Word document written, read or edited, including tracked changes and comments.
It does:
Writes new documents with the docx JavaScript library, and edits existing ones by changing their XML directly.

type:tool effect:local needs:cli by:official documents stack:microsoft-office

Age
9 months
Stars
190K
#8
Total Downloads
215K
#89
Weekly Downloads
3.8K
top 14%
webapp-testing

Use it when:
You need to check a web app running on your machine: click through it, take screenshots, read console logs.
It does:
Writes Python Playwright scripts against your app, starting your dev servers first and stopping them after.

type:tool effect:local needs:cli needs:browser by:official testing browser-automation stack:playwright stack:python

Age
9 months
Stars
190K
#8
Total Downloads
201K
#93
Weekly Downloads
5.8K
top 10%
xlsx

Use it when:
A spreadsheet is the deliverable: building one, fixing one, or turning messy data into one.
It does:
Writes Excel files with openpyxl, using live formulas instead of computed numbers, then recalculates them in LibreOffice to catch errors.

type:tool effect:local needs:cli by:official spreadsheets stack:microsoft-office

Age
9 months
Stars
190K
#8
Total Downloads
195K
#94
Weekly Downloads
3.7K
top 15%
mcp-builder

Use it when:
You're building an MCP server so AI agents can use an API or service through tools.
It does:
Works in four phases: research the protocol and the API, implement, review and test, then write test questions for an agent.

type:workflow effect:local needs:none by:official agent-development stack:mcp

Age
9 months
Stars
190K
#8
Total Downloads
139K
top 9%
Weekly Downloads
3.5K
top 16%
canvas-design

Use it when:
You want a poster, art print or other single static image designed from scratch.
It does:
Writes a design philosophy, a short manifesto for an invented art movement, then draws an image in that style with code.

type:workflow effect:local needs:none by:official generative-art design

Age
9 months
Stars
190K
#8
Total Downloads
129K
top 10%
Weekly Downloads
3.7K
top 15%
web-artifacts-builder

Use it when:
A claude.ai artifact, the interactive page Claude shows beside the chat, needs state, routing or shadcn/ui components.
It does:
Sets up a React and TypeScript project with Tailwind and 40+ shadcn/ui components, then bundles it into one file.

type:tool effect:local needs:claude-ai by:official design prototyping stack:react stack:tailwind stack:shadcn

Age
9 months
Stars
190K
#8
Total Downloads
118K
top 11%
Weekly Downloads
2.5K
top 19%
theme-factory

Use it when:
A slide deck, document, report or landing page needs one consistent look.
It does:
Shows you a PDF sampling ten preset themes, waits for your pick, then applies its colors and fonts throughout.

type:tool effect:local needs:none by:official design design-system slides

Age
9 months
Stars
190K
#8
Total Downloads
100K
top 11%
Weekly Downloads
2.5K
top 19%
doc-coauthoring

Use it when:
You need to write a spec, proposal, design doc, RFC or decision doc that other people will read.
It does:
Guides you through three stages: dumping context, building each section from brainstormed options, then testing the doc on a fresh Claude.

type:workflow effect:local needs:none by:official docs-writing writing

Age
9 months
Stars
190K
#8
Total Downloads
99.4K
top 12%
Weekly Downloads
2.6K
top 18%
algorithmic-art

Use it when:
You want art generated by code, such as particles tracing flowing lines or patterns grown from random noise.
It does:
Writes a manifesto for an invented generative-art movement, then turns it into a p5.js sketch.

type:workflow effect:local needs:none by:official generative-art stack:p5js

Age
9 months
Stars
190K
#8
Total Downloads
93.8K
top 12%
Weekly Downloads
2.2K
top 20%
internal-comms

Use it when:
You need a team status update, a company newsletter, an FAQ or another internal message.
It does:
Picks the matching format from its example files and gathers facts from Slack, email, Drive or calendar when connected.

type:guidelines effect:none needs:none by:official writing

Age
9 months
Stars
190K
#8
Total Downloads
84.6K
top 13%
Weekly Downloads
2K
top 20%
slack-gif-creator

Use it when:
You want an animated GIF or custom emoji for Slack, like "a cat doing a spin".
It does:
Draws each frame in Python with Pillow, eases the motion so it speeds up and slows down naturally, then assembles and checks the GIF.

type:tool effect:local needs:none by:official image animation stack:slack stack:python

Age
9 months
Stars
190K
#8
Total Downloads
79.3K
top 14%
Weekly Downloads
1.8K
top 21%
discernment-nudge

Use it when:
You want a nudge to double-check advice, estimates, plans or drafts before you act on them.
It does:
After an answer you're likely to act on, adds "A few things worth a second look:" and two or three questions.

type:guidelines effect:none needs:none by:official output-style

Age
2 months
Stars
190K
#8
Total Downloads
15.9K
top 32%
Weekly Downloads
1.7K
top 23%
academy-guide

Use it when:
You're learning a Claude feature or product, or rolling Claude out to a team or class, and want courses to follow up with.
It does:
Answers your question first, then adds one or two matching items from Claude Academy, Anthropic's learning hub.

type:guidelines effect:none needs:none by:official learning stack:claude

Age
2 months
Stars
190K
#8
Total Downloads
15.5K
top 33%
Weekly Downloads
1.7K
top 23%