StyleX DevTools by StyleX
A friendly UI for visualizing atomic styles and to see the order and sources of styles applied when using StyleX.
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About this extension
DevTools extension that gives you a custom "Styles" panel while exploring various elements which is optimized for atomic styles.
Features for any kind of atomic Styles:
Features specifically for StyleX:
Features for any kind of atomic Styles:
- Instead of organizing styles by selector, styles are organized by property
- Editing styles works reliability to only override styles on the current element. Avoid accidentally editing styles for elements globally.
- Editing styles suggests styles that already exist letting you easily swap classNames
- When using a new styles not in your CSS file, inline styles are used.
- Easily resent style overrides
Features specifically for StyleX:
- Detect the
data-style-srcattributes on elements in StyleX dev mode to see the source of styles - Single click to jump to the relevant JS/TS file within dev tools
- See the style objects actually applied in the exact order they are applied
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Permissions and data
Required permissions:
- Extend developer tools to access your data in open tabs
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 0.1.1
- Size
- 214.44 KB
- Last updated
- 4 days ago (Aug 25, 2026)
- Related Categories
- License
- MIT License
- Version History
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