CSS Peeper
Developer Tools
FreemiumConfidence 64
Inspect website styles in seconds. Supercharge your workflow, and save hours of work.
Users
400K
Rating
4.1
Reviews
474
7D Growth
0|0%
Stable signalUnknownMedium-risk permissions
CSS Used
Get all css rules used by the selected DOM and its descendants.
Users60KCurrent public install base
Rating4.4Store average score
Reviews199Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview
2 assetsCSS Used Media preview
Trend
User growth trend
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User Growth Over Time
Rating trend
7-day rating trend
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7-day rating change
Start
4.38
Latest
4.38
7-day rating change
0.00
2026年7月15日2026年7月21日
Growth overview
Daily, weekly, and monthly growth
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1-day growthFlat
00%7-day growthFlat
00%30-day growthFlat
00%Technical snapshot
Version, languages, and crawl freshness
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Version3.0.0
ManifestV3
Size164KiB
Languages1English
Published
Store updated
Last crawled
English
Overview
Product summary
Review the store description, core capabilities, and common use cases.
One click to get all the css applied to the selected web element and its descendants.
-- Recent Update --
1. Migrated to Manifest V3.
2. Resources are read from local caches, making it much faster and solves the cross-origin issue.
3. Optimized style parsing in a more efficient way.
4. Dropped support for some outdated CSS, mostly -o- and -ms- prefixed properties.
Reviews
Recent review snapshot
Inspect the latest comments and rating distribution.
Store average score4.4Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average4.3Average computed only from synced review bodies below
Reviews with text143Synced review bodies
Total ratings / reviews199Chrome Web Store public rating/review count
Store average score: 4.4. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.
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Loved it
Does the job.
BADASS! Very nice little tool, simple, few options yet ULTRA effective!!
Super!
Wow this is impressive! The CodePen integration works great and is super useful -- in 10 seconds you can have a HTML-and-CSS version of the page in a saved CodePen. Thanks CSS Used & developer Bob~!
it's the best tool for get css, just love it
It is not working when we try to open click codepen button. it give error message "bad request". Please fixed this
Прекрасное приложение. Помогло разобрать весь мусор в css и удалить лишнее. Делает работу автоматически, которую делать в ручную займет большое количество времени. Показатели скорости загрузки страницы улучшились. Спасибо!
Awesome!!!!!
Thank you for making this, I really love it when my load time reduces from 348ms to 12 ms.. really thank you so much for this tool