Anthropic

Webapp Testing — Testing skill for Claude Code

Testing official Intermediate

Test local web applications using Playwright for UI verification and debugging.

How to install Webapp Testing

Installs to ~/.claude/skills/webapp-testing/

Terminal

git clone --depth 1 https://github.com/anthropics/skills /tmp/skills \
  && mkdir -p ~/.claude/skills \
  && cp -r /tmp/skills/skills/webapp-testing ~/.claude/skills/webapp-testing

Clones the whole repository, because a skill folder can carry scripts and resources beside its SKILL.md.

What Webapp Testing does

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 with helper scripts for server lifecycle management.

The README for anthropics/skills is shared by 21 entries and is shown on algorithmic-art.

When Claude uses Webapp Testing

Trigger

When testing local web applications or verifying UI behavior

Tools it reaches for:

BashRead

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