Find a skill for the task at hand. A community directory for Claude Code, [Claude.ai and the API][anthropic-install].

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Pick a starting point

Your next task	Try this
Extract tables from a PDF	[pdf][pdf]
Find why a test keeps failing	[systematic-debugging][debugging]
Build a feature with tests first	[test-driven-development][tdd]
Create a Word document	[docx][docx]
Turn a repeated task into a skill	[skill-creator][creator]

Browse skills

Code	Create	Work
Testing	Files	Workflow
Debugging	Media	Data
Build apps	Writing	Finance & tax
Security	Skills	Automation

Skill names link to their source. Read the install guide there before enabling a skill. Inclusion is not a security audit. Use Cmd+F or Ctrl+F to search.

Document & File Processing

Skill	Use it to
cue-omni-reader	Parse documents and web sources into text through the Cue Omni Reader MCP service.
[docx][docx]	Create and edit Word documents with tracked changes and comments.
equalang	Translate files or transcribe recordings through Equalang using an API key and credits.
humanpen	Rewrite, translate, shorten, and restyle citations in files through paid HumanPen APIs.
mubu-integration	Import, export, and organize Mubu outlines and Markdown through an unofficial API.
[pdf][pdf]	Extract text and tables, combine PDFs, and fill forms.
[pptx][pptx]	Create, edit, and inspect PowerPoint presentations.
translate-book	Translate papers and books with a LaTeX-source route for preserving arXiv equations and tables.
[xlsx][xlsx]	Build and edit spreadsheets with formulas and formatting.

Testing & Quality

Skill	Use it to
agent-qa-authoring	Author and validate agent-qa tests and IDs; source license restricts competing use.
align	Collect structured feedback on generated claims in an HTML form and archive corrections for later review.
checkup	Run hosted probes and retrieve server-scored results; full mode uploads approved conversation logs.
crosscheck	Compare independent Claude and Codex analysis, reconcile findings, and verify completed work.
design-fidelity-verify	Compare measured values in a running app with a Figma design specification.
ironloop	Plan Rust work through specifications, tests, simulation, and authorized security checks.
never-again	Capture repaired bugs as enforceable hooks or brief lessons for future sessions.
pdp-audit	Audit ecommerce product pages with desktop/mobile evidence and prioritized UX findings.
playwright-expert	Write and debug Playwright browser tests with fixtures, page objects, visual checks, and CI integration.
sim (interview-sim)	Practice timed coding interviews with script-managed clocks and hidden-test grading.
test-checklist	Derive a QA plan from app code with steps and expected results for each platform.
[test-driven-development][tdd]	Write a failing test, implement the change, then refactor.
test-master	Plan and implement unit, integration, performance, and security tests with coverage and defect analysis.
[webapp-testing][webapp-testing]	Exercise a local web app with Playwright and inspect its behavior.
what-could-break	Trace a change through consumers, stored data and duplicated rules, then design a concrete check for the critical assumption.

Debugging & Troubleshooting

Skill	Use it to
agenttrace-session-audit	Inspect agent sessions for cost, tokens, failures, and latency.
debugging-wizard	Reproduce failures, test hypotheses, identify root causes, and verify fixes.
[systematic-debugging][debugging]	Investigate a bug's cause before attempting a fix.
[verification-before-completion][verification]	Run checks and inspect their output before calling work done.

Collaboration & Workflow

Skill	Use it to
a2ui-ask	Collect structured user input through a browser form and JSON