CSS Stacking Context inspector

Name: CSS Stacking Context inspector
Rating: 5 (10 reviews)
Author: Andrea Dragotta

By: Andrea Dragotta

Helps inspecting the css stacking contexts and solving the z-index war.

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Features & Capabilities

The CSS Stacking Context Inspector is a powerful Chrome extension designed for web developers and designers to easily inspect and analyze CSS stacking contexts. By integrating seamlessly with Chrome DevTools, it introduces a new panel and an inspector sidebar. The inspector sidebar displays detailed stacking context information for the currently selected DOM node, while the dedicated panel offers a tree-like visualization of all stacking contexts present on the page. This tool simplifies understanding complex z-index interactions, helping you quickly diagnose and solve stacking and layering conflicts in your web projects.

User Growth & Download Statistics

Add-on

By:

Daily users:

Rating:

Version:

1.1.12 Last updated: 2022-10-14

Version code:

5471571

Creation date:

2021-04-13

Risk:

Permissions:

storage
http://*/*
https://*/*

Content scripts matches:

<all_urls>

Size:

153.38KB

Email:

de*****@andreadev.it

Full description:

Source:

Firefox Add-ons Store

Data ingested on:

2026-06-18

Compare stats and ranking:

Ranking

# 4,384 ▼ 47

Other rankings

#34 in context menu keyword 21 ▲ 1

#48 in tracking keyword 34 ▼ 1

#53 in contact keyword 20

#82 in insert keyword 33 ▼ 1

#101 in inject keyword 14 ▼ 6

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Other platforms

CSS Stacking Context inspector (v1.1.16)

9,000 3.78

(23)

For Developers

Monetize with App Pass Boost with Extension Booster

Contact the developer

Chrome-Stats does not own this Firefox add-on. Please use these information below to contact the Firefox add-on developer.

Developed by:

Andrea Dragotta

Firefox Add-ons Store

https://addons.mozilla.org/firefox/addon/css-stacking-context-inspector/

Email:

de*****@andreadev.it

User Reviews

Users find CSS Stacking Context inspector very effective in identifying and resolving complex CSS stacking and z-index issues, especially in challenging projects. It is highly praised for saving time and complementing existing browser debugging tools, with no recurring complaints across reviews.

Pros

Effectively helps identify and debug complex stacking context and z-index issues.
Easy to use and very useful in resolving CSS layout problems.
Highly appreciated by users who spent significant time debugging stacking problems.
Complementary to browser's built-in debugging tools, enhancing problem-solving.

Cons

Recent reviews

by Se*****, 2025-11-16

by Sn*****, 2025-04-23

by 远离*****, 2025-03-24

View all user reviews ›

Is CSS Stacking Context inspector Safe?

Risk impact

Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

CSS Stacking Context inspector requires a few sensitive permissions. Exercise caution before installing.

Risk impact analysis details

Critical Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
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Risk likelihood

Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

CSS Stacking Context inspector has earned a fairly good reputation and likely can be trusted.

Risk likelihood analysis details

High This extension has low user count. Unpopular extensions may not be stable or safe.
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