Individual skill
Puppeteer Screenshot Diff Engine
Visual regression testing using Puppeteer page.screenshot() with pixelmatch comparison. Leverages CDP sessions via page.createCDPSession() for precise viewport emulation and network throttling.
skills/puppeteer-screenshot-diff-engine/SKILL.md
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- Last checked
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- License
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# Puppeteer Screenshot Diff Engine
Visual regression testing using Puppeteer page.screenshot() with pixelmatch comparison. Leverages CDP sessions via page.createCDPSession() for precise viewport emulation and network throttling.
## Installation
Use the upstream install or setup path that matches your environment:
- npm i puppeteer # Downloads compatible Chrome during installation.
- npm i puppeteer-core # Alternatively, install as a library, without downloading Chrome.
Basic usage or getting-started notes:
- bash npm2yarn
- ## MCP
- a Puppeteer-based MCP server for browser automation and debugging.