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Pixel Measurement Tool

mozilla.orgBrowser DevTools & extensions

PulseGate's liveness check found it on 11 Sep 2026; it is registered on Firefox Add-ons and has been in the index since 11 Sep 2026. How this is checked

Pixel Measurement Tool is a Firefox browser extension that provides an on-page ruler for measuring distances and element sizes. Users activate it from the toolbar and drag across webpages to view real-time measurements, making it useful for web developers and designers.

Inferred · not functionally tested

FreeWebEmbeddablemacOSWindowsLinux
Pixel Measurement Tool preview
Visit mozilla.org

Overview

6 features

Purpose: Measuring webpage distances and element dimensions without manually estimating pixels.

Inferred · not functionally tested

Audience: web developers and designers

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: unknown · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: free · license: Proprietary · platforms: WEB · deployment: browser, embeddable, macos, windows, linux

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: addons.mozilla.org · addons.mozilla.org. These links do not verify the individual claims.

In the Browser DevTools & extensions space, Pixel Measurement Tool takes a focused approach. Inferred · not functionally tested: It focuses on measuring webpage distances and element dimensions without manually estimating pixels. Inferred · not functionally tested: It is built as a B2B product for web developers and designers. Basis unknown · not verified: Pixel Measurement Tool is free to use. Basis unknown · not verified: It ships for the web, embeddable surfaces, macOS, Windows, and Linux.

Behind Pixel Measurement Tool is maurice, and it first shipped in 2024. Inferred · not functionally tested: Among its 6 catalogued features are on-page ruler, distance measurement, and element sizing. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • On-page ruler
  • Distance measurement
  • Element sizing
  • Real-time measurements
  • Toolbar activation
  • Drag-to-measure

Topics: Inferred · not functionally tested

Tags
pixel-measurementweb-design-toolsdeveloper-extensionscreen-ruler

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddablemacOSWindowsLinux

Trust & compliance

Public signals
HTTPSPrivacy PolicyTerms of ServiceFree tierMulti-languageStore listing found
Legal
Privacy Policy Terms of Service

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed11 Sep · 17:02 UTC
    Pixel Measurement Tool seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about Pixel Measurement Tool

What does Pixel Measurement Tool do?
Inferred · not functionally tested: Pixel Measurement Tool focuses on measuring webpage distances and element dimensions without manually estimating pixels. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Pixel Measurement Tool?
Inferred · not functionally tested: Pixel Measurement Tool is a B2B product built for web developers and designers.
Is Pixel Measurement Tool free?
Basis unknown · not verified: Yes — Pixel Measurement Tool is free to use.
What platforms does Pixel Measurement Tool run on?
Basis unknown · not verified: Pixel Measurement Tool runs on the web, embeddable surfaces, macOS, Windows, and Linux.
Is Pixel Measurement Tool still active?
PulseGate's liveness check found it on 11 Sep 2026.
What are alternatives to Pixel Measurement Tool?
Similar projects tracked by PulseGate include Measure-it, Pixel Ruler Pro, and Measure Everything.Measure-itPixel Ruler ProMeasure Everything
Who develops Pixel Measurement Tool?
Pixel Measurement Tool is developed by maurice.
How long has Pixel Measurement Tool been around?
Pixel Measurement Tool first shipped in 2024.

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