ExtSpot
Debug CSS icon

Debug CSS Chrome Extension Analysis

Developer & Designer Tools

Chrome extension ID: igiofjnckcagmjgdoaakafngegecjnkj

Debug CSS is a Chrome extension that adds colored outlines to all HTML elements on a webpage to assist in layout debugging. It includes a tooltip for basic styles and provides a keyboard shortcut for quick activation.

Developer:Pranay Joshi
Version:1.5.12
Size:17.52KiB
Last updated:
View developer profile
External:Chrome Web Store

Overview

Installs

10K+

Rating

★ 4.5

48 reviews

Languages

1 locales

Includes English (United States)

Market analysis

Review-backed positioning, friction, and market signals for this Chrome extension.

Backed by review samples

Macro category

Developer & Designer Tools

Pricing friction

Low review signal

Complaint intensity

Moderate review signal

Listing & review signals
Observed signals from store listing text and review samples.

Listing positioning

The product is positioned as a lightweight utility for web developers to simplify element positioning and identify overlapping elements. It emphasizes a simple toggle mechanism and a Ctrl+hover feature for accessing element details.

Inferred product pattern

Developer utility that injects CSS outlines to assist in frontend visual debugging.

Review-backed pain points

Users report the extension frequently stops working after browser updates, lacks stability on macOS and Edge, and recently requested broader permissions to read and change all site data.

Observed feature gaps

Lack of consistent cross-platform and cross-browser reliability, particularly for Mac and Edge users.

Tags
CSS DebuggerWeb DevelopmentFrontend ToolLayout Debugger
Target users

- Web Developers

- Frontend Engineers

- UI/UX Designers

Primary use cases

- Debugging CSS layouts

- Identifying element boundaries

- Visualizing the DOM structure

- Checking element positioning

Positive themes

- Useful for visualizing element boundaries

- Helpful for layout debugging

Negative themes

- Recent stability issues after browser updates

- Incompatibility with Mac and Edge

- Unexpected permission requests

Observed friction

- Performance complaints detected

- Privacy complaints detected

- No pricing friction observed; product appears to be free.

Evidence boundary: Analysis based on store listing descriptions and 10 review samples highlighting recent stability and permission changes. The review sample is skewed toward low-rating entries, which may overrepresent reliability issues compared to the overall 4.4 average.
Complaint summaries
Review-backed complaint signals grouped by operational area.

Support

No direct support interaction complaints, but users expressed frustration over broken functionality following browser updates.

Reliability

Significant reliability issues reported, including total failure on Mac/Edge and intermittent breakage in Chrome after updates.

Privacy

One user noted a sudden increase in requested permissions ('Read and change all your data on all websites') in March 2025.

Access & pricing

- Free usage observed

- No account requirement observed

- Free plan or free usage claimed

Store listing facts

Listing assets

- Screenshots: 1

- Videos: 0

- Languages: 1

Trust signals

- Developer contact

Store metadata

- Version: 1.5.12

- Size: 17.52KiB

- Last updated:

Listing SEO keywords

Search intent keywords
Keyword signals for evaluating how users may discover, compare, or search for this extension category.

Core discovery

debug css chrome extensionoutline html elementscss layout debugger

Comparison

debug css vs chrome devtoolsbest css outline extension

Problem

cannot see element boundariescss positioning issuesoverlapping elements debug

Alternative

css outline toolweb page layout debugger

Similar extensions

Jump to related discovery paths:

More in developerMore from this developer

Screenshots

Debug CSS screenshot

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