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3.1Tool Overview
| Tool | Approach | Integration | CI-Ready | Best For |
|---|---|---|---|---|
| Playwright built-in | toHaveScreenshot() + pixel diff |
Native Playwright | Yes | Teams already using Playwright |
| BackstopJS | Puppeteer screenshots + pixel diff | Config file + CLI | Yes | Simple projects, quick setup |
| reg-suit | S3/GCS storage + image comparison | Plugin-based | Yes | Custom pipelines, self-hosted |
| Loki | Storybook screenshots + diff | Storybook addon | Yes | Component testing (Storybook users) |
| Lost Pixel | Next.js/Storybook screenshots | GitHub Action | Yes | Next.js and Storybook projects |