Custom CSS Per Domain icon

Custom CSS Per Domain

by R. Wijnholds · Developer Tools
Manifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

Inject custom CSS per domain each time a page loads

Users
150
+22 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#72K
#60K among extensions
Version
1.2
updated 16 Jan 2025

Users

monthly, 2 years
076151Jan 2025Dec 2025Oct 2026
Latest, 16 Oct 2026: 150 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 years
001Jan 2025Dec 2025Oct 2026
Latest, 16 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Custom CSS Per Domain

Tired of websites that don’t look quite right? With Custom CSS Per Domain, you can redefine any page’s appearance to suit your taste—no more squinting at tiny text or enduring clashing color palettes. Plus, it’s not just for casual browsing: developers can leverage it to quickly test out new site styles on the fly, without touching live code. Why You’ll Love It 1. Personalize Every Site Alter fonts, colors, layouts—whatever you need to make a site more readable or aesthetically pleasing. 2. Perfect for Quick Styling Experiments Thinking of refreshing your website’s design? Use this extension as a sandbox to instantly inject and test your CSS changes—before you commit them to production. 3. Multiple Styles per Domain Group your style tweaks under different tags (e.g., “dark-mode,” “banner-removal”). Easily enable or disable them as needed. 4. Search & Filter Locate specific domain or tag entries in seconds—no endless scrolling through a giant list. 5. Enable/Disable On Demand Keep certain CSS rules off while you experiment, then flip them on to see the magic happen. Custom CSS Per Domain brings the best of both worlds—instant website makeovers for power users and a convenient testing tool for developers. Try it now and take control of how every site looks—whether it’s for polished personal browsing or a developer’s styling sandbox!

Growth

WindowUsersChangeRatingsRating
7 days−6−3.8%00.00
30 days+22+17.2%00.00
6 months+23+18.1%00.00
1 year+66+78.6%00.00

Chrome Web Store search rankings

Where Custom CSS Per Domain appears when people search the store, with the 30 day change
Search phrasePosition30 days
domain#86−4

Version history

1 versions recorded
1.216 Jan 2025

Details

Category
Developer Tools
First seen
16 Jan 2025
Size
17 KB
Languages
en
Pricing
Free
Support
github.com
Extension ID
edkjkfklbifmdjaakpamcihpcnbnkmmj

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
storagetabsscripting
Site access
<all_urls>
Can read and change data on every website you visit.

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