Quality Assurance
A JavaScript utility for quality assurances on webpage.
As of May 2026, Quality Assurance has 16 users in the Developer Tools category.
Usersdown 11.1 percent−11.1%
16
16
Ratingno change0%
—
— reviews
Reviewsno change0%
—
Version
1.2
Manifest V3
History
2 snapshotsTracking since Apr 25, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 25, 2026 | 18 | — | — | 1.2 |
| May 21, 2026 | 14 | — | — | 1.2 |
| Now | 16 | — | — | 1.2 |
Permissions & access
- Permissions
- None declared
- Host access
- None declared
Screenshots
About
Measure the spacing and styles between elements on webpage. Hold down Alt(Windows) / ⌥ Option (Mac) key, move the cursor and click. How to use: 1. Hold down Alt(Windows) / ⌥ Option (Mac) key，Move the mouse cursor to one element and Show the infomation of the element . 2. Hold down Alt(Windows) / ⌥ Option (Mac) key，Click and Move the mouse cursor to another element.
Technical
- Version
- 1.2
- Manifest
- V3
- Size
- 5.62KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- fegpcgbjkfdifpjnifbkiginmflbhphe
- Developer ID
- u9d719929662ee7e0fc69931cb6d71352
- Developer Email
- [email protected]
- Created
- Nov 22, 2021
- Last Updated (Store)
- Dec 5, 2022
- Last Scraped
- May 21, 2026
- Website
- —
- Support URL
- —
- Privacy Policy
- —
Similar extensions
Alternatives to Quality Assurance, ranked by description similarity.
Quality Assurance Tool
A JavaScript utility for quality assurances on webpage.
11
element-spacing
page css ruler;page measure tools;Get page's/element's size/margin/padding/spacing info
2.0K
★ 3.3
SpacingJS - Updated Fork
Precision spacing measurement tool for web developers and designers. Hold Alt/Option key and hover over elements to measure.
105
★ 5.0
Inspect Pixels
Inspecting layout made simpler
37
Spacing & Size Inspector
Inspect padding, margin, width, height & more on any element. Built for Squarespace, works everywhere.
12
SpacingJS
Precision spacing measurement tool for web developers and designers. Hold Alt/Option key and hover over elements to measure.
2.0K
★ 4.3
Inspect: Invisión de rayos x
Easily check page elements dimensions and distances.
26
Distance Calculator
A minimal Chrome extension (MV3) with popup, content script and service worker.
12
Data sourced from the Chrome Web Store · last verified May 21, 2026.