Best Claude Skills for Testing (2026)
Testing skills stop a coding agent from writing code first and tests never. obra’s Test-Driven Development skill enforces red-green-refactor; Anthropic’s Testing Strategy skill decides which tests a change actually needs.
For the browser, Microsoft’s Playwright CLI skill and Anthropic’s Webapp Testing skill let an agent drive a real browser against your local app, and E2E Testing Patterns covers stable selectors, fixtures and flake control.
These are coding-agent skills first — install them in Claude Code or Cursor. BusinessMCP is the complement: your hosted MCP endpoint gives the same agents your analytics and product data when a test needs real-world context.
New to skills? Start with our Claude Skills guide, then come back and pick from the list below.
5 testing skills from 4 publishers, listed alphabetically. 11 of their 15 skills.sh security audits are a pass and none is a fail; 1 ships scripts, flagged on its page. How we vet skills
| Skill | Publisher | Licence | Audits |
|---|---|---|---|
| E2E Testing Patterns | wshobson | MIT | 3/3 pass |
| Playwright CLI | microsoft | Apache-2.0 | 1/3 pass |
| Test-Driven Development | obra | MIT | 3/3 pass |
| Testing Strategy | anthropics | Apache-2.0 | 3/3 pass |
| Webapp Testing | anthropics | Apache-2.0 | 1/3 pass |
Test-Driven Development
obra
Use when implementing any feature or bugfix, before writing implementation code
Webapp Testing
anthropics
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.
Playwright CLI
microsoft
Automate browser interactions, test web pages and work with Playwright tests.
E2E Testing Patterns
wshobson
Master end-to-end testing with Playwright and Cypress to build reliable test suites that catch bugs, improve confidence, and enable fast deployment.
Testing Strategy
anthropics
Design test strategies and test plans. Trigger with "how should we test", "test strategy for", "write tests for", "test plan", "what tests do we need", or when the user needs help with testing approaches, coverage, or…
Run testing skills on your own data
Open any skill above and press “Use in BusinessMCP” to import it after a free signup.
Get started freeFrequently asked questions
Should I start with TDD or end-to-end tests?
Start with Test-Driven Development for new code, since it changes how the agent writes it. Add Playwright CLI or E2E Testing Patterns when a user journey breaks in ways unit tests do not catch.
Do testing skills run code on my machine?
The browser-testing skills do — that is their point — and two of them ship helper scripts. Each skill page says whether scripts are bundled and shows the skills.sh audit results, so you can read them before installing.