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Page Ruler

mozilla.orgBrowser DevTools & extensions

PulseGate's liveness check found it on 18 Sep 2026; it is registered on Firefox Add-ons and has been in the index since 18 Sep 2026. How this is checked

Page Ruler is a Firefox extension for measuring webpage elements and distances in pixels. It provides a customizable grid, reference box, and ruler showing dimensions and positions for web developers and designers.

Inferred · not functionally tested

FreeWebEmbeddable
Page Ruler preview
Visit mozilla.org
4alternatives
7features
2025since

Overview

6 features

Purpose: Measuring webpage elements, dimensions, and distances in pixels without separate design tools.

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

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, Page Ruler takes a focused approach. Inferred · not functionally tested: It focuses on measuring webpage elements, dimensions, and distances in pixels without separate design tools. Inferred · not functionally tested: It is built as a consumer product for web developers and designers. Basis unknown · not verified: Page Ruler costs nothing to use. Basis unknown · not verified: It runs on the web and embeddable surfaces.

It is developed by yaagame, and it first shipped in 2025. Inferred · not functionally tested: Among its 6 catalogued features are grid view, custom grid size, and reference box. 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

  • Grid view
  • Custom grid size
  • Reference box
  • Pixel dimensions
  • Width measurement
  • Height measurement

Topics: Inferred · not functionally tested

Tags
page-measurementpixel-rulerweb-design-toolfirefox-extension

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddable

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. Indexed18 Sep · 08:41 UTC
    Page Ruler seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about Page Ruler

What is Page Ruler?
Inferred · not functionally tested: Page Ruler focuses on measuring webpage elements, dimensions, and distances in pixels without separate design tools. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Page Ruler for?
Inferred · not functionally tested: Page Ruler is a consumer product built for web developers and designers.
Does Page Ruler have a free plan?
Basis unknown · not verified: Yes — Page Ruler is free to use.
What platforms does Page Ruler run on?
Basis unknown · not verified: Page Ruler runs on the web and embeddable surfaces.
Is Page Ruler still active?
PulseGate's liveness check found it on 18 Sep 2026.
What are alternatives to Page Ruler?
Similar projects tracked by PulseGate include Page Ruler Plus, Pixel Ruler Pro, and Fabulous Page Ruler Redux.Page Ruler PlusPixel Ruler ProFabulous Page Ruler Redux
Who develops Page Ruler?
Page Ruler is developed by yaagame.
How long has Page Ruler been around?
Page Ruler first shipped in 2025.

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