List CSS custom properties used on the active page and copy their values.
Users
2
−1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#361K
#274K among extensions
Version
1.0.0
updated 23 Jul 2026
Users
monthly, 3 months
Latest, 15 Oct 2026:2 usersMove the mouse over the chart for any month
Ratings count
monthly, 3 months
Latest, 15 Oct 2026:0 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 Css Vars
Css Vars collects CSS custom properties (`--variables`) from the page you are viewing.
How it works:
• Open a normal http or https page
• Click the extension icon and tap Collect variables
• Browse the list of variable names and values
• Tap Copy to put a name/value pair on the clipboard
Details:
• Reads root computed styles and accessible stylesheet rules
• Cross-origin stylesheets may be skipped by the browser
• Handy for design tokens and theme debugging
• Works only on regular websites — not on chrome:// pages
• No account and no cloud sync
Privacy:
• CSS is inspected only in your browser
• Nothing is uploaded to a server
• Works offline after install