Chrome extension for highlighting DOM elements to better debug layout issues

Latest Version

Version
1.7
Update
April 19, 2022
Size
251KiB
Developer
Category
Users
917
Rating
4 ★
Manifest Version
2
Web Store Status
Languages Support
English (UK)
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Permissions
ActiveTab
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Layout Debugger Extension

- Identifying too-wide overflowing objects.
- Distinguishing block from inline elements.
- Helping to keep track of element alignment.

Adds a distinct colour outline to each visible DOM element, as well as providing a visual prompt for overflowing divs.

display: block; => blue;
display: inline; => purple;
overflowing the viewport => red!
etc..
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "manifest_version": 2, "name": "Layout Debugger", "short_name": "Layout Debugger", "description": "Chrome extension for highlighting DOM elements to better debug layout issues", "version": "1.7", "author": "Chris Snowden", "icons": { "19": "images/icon19dark.png", "38": "images/icon38dark.png", "128": "images/icon128dark.png" }, "browser_action": { "default_icon": { "19": "images/icon19dark.png", "38": "images/icon38dark.png" }, "default_title": "Toggle highlighter" }, "background": { "scripts": ["background.js"], "persistent": false }, "content_scripts": [{ "matches": [""], "js": ["highlight.js"] }], "permissions": [ "activeTab" ], "web_accessible_resources": [ "*.png", "highlight.js" ]}
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User reviews

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Zen Imtiaz (ID: 000000134f5760fc) Voted 2 ★ - Updated 10/23/2021 This extension only works on a few websites. Wouldn't recommend to others!

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Stas Klevtsov (ID: 000000295415a73f) Voted 5 ★ - Updated 06/16/2017 Awesome! Just what I needed. Recommend!!