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Pixel Ruler Pro

mozilla.orgBrowser DevTools & extensions

PulseGate's liveness check found it on 19 Sep 2026; it is registered on Firefox Add-ons and has been in the index since 19 Sep 2026. How this is checked

Pixel Ruler Pro is a Firefox extension that measures distances and element dimensions on webpages. It displays width, height, and start and end coordinates in pixels using an interactive rectangular ruler activated from the browser toolbar.

Inferred · not functionally tested

FreeWebEmbeddableWindowsmacOSLinux
Pixel Ruler Pro preview
Visit mozilla.org
4alternatives
7features
2024since

Overview

6 features

Purpose: Measuring webpage dimensions and coordinates accurately without manually estimating pixels.

Inferred · not functionally tested

Audience: web designers and frontend developers

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, windows, macos, 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.

Pixel Ruler Pro is a Browser DevTools & extensions project. Inferred · not functionally tested: It focuses on measuring webpage dimensions and coordinates accurately without manually estimating pixels. Inferred · not functionally tested: Pixel Ruler Pro is a consumer product aimed at web designers and frontend developers. Basis unknown · not verified: Pixel Ruler Pro costs nothing to use. Basis unknown · not verified: Pixel Ruler Pro is available on the web, embeddable surfaces, Windows, macOS, and Linux.

It is developed by Rebecca, and it first shipped in 2024. Inferred · not functionally tested: Key capabilities include pixel ruler, width measurement, and height measurement. 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

  • Pixel ruler
  • Width measurement
  • Height measurement
  • Coordinate display
  • Mouse input
  • Touch input

Topics: Inferred · not functionally tested

Tags
pixel-measurementweb-design-toolsfrontend-debuggingfirefox-extension

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddableWindowsmacOSLinux

Trust & compliance

Public signals
HTTPSPrivacy PolicyTerms of ServiceFree tierMulti-languageStore listing found

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed19 Sep · 11:56 UTC
    Pixel Ruler Pro seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about Pixel Ruler Pro

What is Pixel Ruler Pro?
Inferred · not functionally tested: Pixel Ruler Pro focuses on measuring webpage dimensions and coordinates accurately without manually estimating pixels. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Pixel Ruler Pro for?
Inferred · not functionally tested: Pixel Ruler Pro is a consumer product built for web designers and frontend developers.
Is Pixel Ruler Pro free?
Basis unknown · not verified: Yes — Pixel Ruler Pro is free to use.
What platforms does Pixel Ruler Pro run on?
Basis unknown · not verified: Pixel Ruler Pro runs on the web, embeddable surfaces, Windows, macOS, and Linux.
Is Pixel Ruler Pro still active?
PulseGate's liveness check found it on 19 Sep 2026.
What projects are similar to Pixel Ruler Pro?
Similar projects tracked by PulseGate include Page Ruler, Page Ruler Plus, and Pixel Measurement Tool.Page RulerPage Ruler PlusPixel Measurement Tool
Who makes Pixel Ruler Pro?
Pixel Ruler Pro is developed by Rebecca.
When did Pixel Ruler Pro launch?
Pixel Ruler Pro first shipped in 2024.

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