Design Checker

Audit frontend UX structures

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About Design Checker

Quickly determine the quality of a website's structural frontend design. Check usage of modern semantic HTML5 landmarks, Theme Meta colors to control mobile browser UI, Cumulative Layout Shift (CLS) bounding validations for images, and heavy reliance on inline HTML styling components.

Design Checker Features

  • Analyzes Semantic `<main>`, `<nav>`, and `<footer>` usage
  • Detects CLS risks via Image dimension omissions
  • Charts Inline CSS vs Custom System Variables
  • Flags Favicon/App icon bindings
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