Growth signalUnknownHigh-risk permissions
Border Patrol – CSS Debugger & Element Outliner icon

Border Patrol – CSS Debugger & Element Outliner

CSS box model debugger & element outliner for fast UI inspection, layout visualization, and faster frontend development.

Users319Current public install base
Rating5.0Store average score
Reviews4Public review volume
Manifest versionV3Extension platform version
7-day growth+13Net users gained this week
7-day growth rate+4.25%Relative weekly velocity
Preview

Border Patrol – CSS Debugger & Element Outliner Media preview

6 assets
Trend

30-day user trend

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User Growth Over Time

2983043103153212026年6月9日2026年6月13日2026年6月15日Latest: 319
Rating trend

30-day rating change

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30-day rating change

Start
5.00
Latest
5.00
30-day rating change
0.00
4.904.955.005.055.102026年6月9日2026年6月13日2026年6月15日Latest: 5.00
2026年6月9日2026年6月15日
Growth overview

Daily, weekly, and monthly growth

Compare 1-day, 7-day, and 30-day net growth and growth rate.

1-day growthGrowing
+3+0.95%
7-day growthGrowing
+13+4.25%
30-day growthGrowing
+4+1.27%
Technical snapshot

Version, languages, and crawl freshness

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Version1.7.0
ManifestV3
Size692KiB
Languages4Deutsch / English / español +1
Published
Store updated
Last crawled
DeutschEnglishespañolfrançais
Overview

Product summary

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Tired of guessing element boundaries and spacing? Border Patrol is the ultimate visual debugging tool that instantly reveals the structure and box model of any webpage!

Inspect web layouts instantly! Visualize element spacing and structure with automatic CSS Box Model outlines. Border Patrol instantly highlights margins, borders, and padding, helping developers debug layout issues faster.

Key Features:

- Instant Visual Outlining: Apply color-coded outlines to every HTML element on a page with a single click or shortcut. See nested structures and element boundaries at a glance.

- Visualize the Box Model: Clearly visualize element boundaries, margins, and padding, helping you understand element spacing and dimensions.

- Detailed Element Inspector: Activate Inspector Mode and simply hover over any element on the page to view a real-time overlay displaying its tag name, precise dimensions (width x height), and computed border, margin, and padding styles.

Reviews

Recent review snapshot

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The Chrome Web Store shows 4 reviews, but only 0 review bodies have synced into ExtScope so far. Showing the synced reviews available right now.

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