Borderly

by Abhay Chauhan · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Visualize and debug your layout by adding outlines to all elements on any page with a single click.

Users

−1 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#245K

#205K among extensions

Version

1.0.0

updated 15 Aug 2026

Users

monthly, 2 months

Latest, 16 Oct 2026: 5 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 months

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 Borderly

Borderly is a web development tool that enables developers and designers to visualize, inspect, and debug CSS element layouts and spacing directly on any web page with a single click or keyboard shortcut.