Outliner - HTML Element Inspector

by mohamed.devmaster@gmail.com · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Professional HTML element inspector with custom outlines. Perfect for web developers to visualize page structure.

Users

+5 in 30 days

Rating

5.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#103K

#86K among extensions

Version

1.0.1

updated 1 Aug 2025

Users

monthly, 18 months

Latest, 16 Oct 2026: 58 usersMove the mouse over the chart for any month

Ratings count

monthly, 18 months

Latest, 16 Oct 2026: 2 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 Outliner - HTML Element Inspector

An essential tool for modern web developers to visually inspect, analyze, and debug HTML elements with ease. Element Outline lets you instantly highlight elements on any webpage using fully customizable outlines, making it effortless to detect layout issues, spacing problems, and hidden components—without ever opening DevTools. Why you'll love it: - Real-time Element Inspection – Instantly see structure and nesting - Customizable Outline Styles – Choose colors, thickness, and patterns - Precise Element Measurements – Identify padding, margins, and dimensions - One-Click Activation – Highlight elements across the page in a flash Whether you're debugging layouts, auditing UI consistency, or just want a clearer view of your DOM structure, Element Outline is your go-to extension to speed up development and boost productivity.