{"id":"bd064b09-1acc-4161-832f-d45e44a06a82","shortId":"USAJTz","kind":"skill","title":"Puppeteer Visual Regression Tester","tagline":"Automates visual regression testing using Puppeteer page.screenshot() with pixelmatch diffing. Captures full-page screenshots at multiple viewport sizes and generates HTML diff reports with highlighted change regions.","description":"# Puppeteer Visual Regression Tester\n\nAutomates visual regression testing using Puppeteer page.screenshot() with pixelmatch diffing. Captures full-page screenshots at multiple viewport sizes and generates HTML diff reports with highlighted change regions.\n\n## Installation\n\nUse the upstream install or setup path that matches your environment:\n- npm i puppeteer # Downloads compatible Chrome during installation.\n- npm i puppeteer-core # Alternatively, install as a library, without downloading Chrome.\n\nBasic usage or getting-started notes:\n- bash npm2yarn\n- ## MCP\n- a Puppeteer-based MCP server for browser automation and debugging.\n\n- Source: https://github.com/puppeteer/puppeteer\n- Extracted from upstream docs: https://raw.githubusercontent.com/puppeteer/puppeteer/HEAD/README.md\n\n## Documentation\n\n- https://pptr.dev/\n\n## Source\n\n- [Agent Skill 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