CSS Selector Tester

Validate your CSS selector visually with ease.

As of May 2026, CSS Selector Tester has 302 users and a 5.00/5 rating from 1 reviews in the Developer Tools category.

Usersdown 4.4 percent4.4%
302
302
Ratingno change0%
5.00
1 reviews
Reviewsno change0%
1
Version
1.0.0
Manifest V3

History

2 snapshots

Tracking since Apr 26, 2026.

317.12309300.88Apr 26, 2026May 23, 2026
View as table
DateUsersRatingReviewsVersion
Apr 26, 20263165.0011.0.0
May 23, 20263065.0011.0.0
Now3025.0011.0.0

Permissions & access

Permissions
tabsactiveTabscripting
Host access
<all_urls>

Screenshots

CSS Selector Tester screenshot 1CSS Selector Tester screenshot 2CSS Selector Tester screenshot 3CSS Selector Tester screenshot 4

About

Easily validate your CSS selector.

CSS Selector Tester makes it easy to identify your elements matching a given CSS selector.

Clean, simple and intuitive to use.
✓ Highlights elements on the fly while typing
✓ Total matches based on the selector
✓ Pause or resume the highlighting of elements

Useful plugin for web design or web scraping.

Currently does not support the \"HTML\" Element or \"*\" selector. 


This extension is based on the work of Patrick Simpson.

Technical

Version
1.0.0
Manifest
V3
Size
120KiB
Min Chrome
88
Languages
1
Featured
Yes

Metadata

ID
gafpmbhfhknmigcacfokobfbkikhkhnp
Developer ID
u7574850d14fba1c277fbeaf99ef0cad0
Developer Email
[email protected]
Created
Dec 6, 2023
Last Updated (Store)
Dec 6, 2023
Last Scraped
May 23, 2026
Website
Support URL
Privacy Policy

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Data sourced from the Chrome Web Store · last verified May 23, 2026.