qa-visual-regression

Compare UI screenshots against baselines to detect visual regressions.

Updated May 28, 2026

Search Tags:#UI testing #Playwright #visual regression #Chromatic #layout validation #CSS testing

Ready to run

npx skills add https://github.com/SensLiao/Claude-code-setting --skill qa-visual-regression

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: qa-visual-regression
Source: https://github.com/SensLiao/Claude-code-setting/tree/main/skills/qa-visual-regression
Command: npx skills add https://github.com/SensLiao/Claude-code-setting --skill qa-visual-regression

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill automates visual regression testing for CSS and layout changes, ensuring your application's UI remains consistent and error-free.

Core Features & Use Cases

Automated Visual Regression: Test visual changes by comparing screenshots against baselines.
Baseline Management: Manages baseline lifecycle for first-time approval.
Responsive Testing: Tests different viewports and themes for consistency.
Use Case: When you have a UI update in your application, you can use this Skill to ensure that the changes do not introduce any visual regressions.

Quick Start

Run the qa-visual-regression skill to test the new UI changes against the baseline.

Frequently Asked Questions about qa-visual-regression

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I automate visual regression testing for CSS and layout changes?▼

Automate visual regression testing by comparing screenshots of UI components against predefined baselines to detect layout and visual issues. This Skill manages baseline lifecycles for first-time approvals and tests mobile, tablet, and desktop viewports.

Do I need Playwright or Storybook and Chromatic to run visual regression tests?▼

Yes, you need either Playwright or Storybook combined with Chromatic for test execution. These frameworks capture the UI screenshots across different viewports and themes required to perform the visual regression comparisons.

Can I test dark and light themes across different viewports?▼

Yes, you can test dark and light themes across mobile, tablet, and desktop viewports. The visual regression testing validates UI consistency by comparing screenshots of your components against baselines in these specified themes.

What is the best way to manage UI baselines for first-time visual regression approval?▼

Manage UI baselines through the automated baseline lifecycle feature, which handles first-time approval for visual regression tests. This ensures that initial screenshots are registered correctly before future UI updates are checked against them for regressions.

When should I run visual regression tests on my application's UI?▼

Run visual regression tests whenever you have a UI update to ensure the changes do not introduce visual regressions. This validates that your CSS and layout modifications maintain consistency and remain error-free across all specified viewports.