Firefox Browser Add-ons
  • Extensions
  • Themes
    • for Firefox
    • Dictionaries & Language Packs
    • Other Browser Sites
    • Add-ons for Android
Log in
Preview of ruler

ruler by Ian Remmel

Simple tool for measuring arbitrary parts of a page. Does not and will never contain adware.

4.1 (38 reviews)4.1 (38 reviews)
6,485 Users6,485 Users
You'll need Firefox to use this extension
Download Firefox and get the extension
Download file

Extension Metadata

About this extension
Simple tool for measuring arbitrary parts of a page. Does not and will never contain adware.
Rated 4.1 by 38 reviewers
Log in to rate this extension
There are no ratings yet

Star rating saved

5
21
4
7
3
4
2
4
1
2
Read all 38 reviews
More information
Add-on Links
  • Homepage
  • Support site
  • Support Email
Version
2.0.4resigned1
Size
44.17 KB
Last updated
a year ago (Apr 25, 2024)
Related Categories
  • Web Development
License
MIT License
Version History
  • See all versions
Add to collection
Report this add-on
More extensions by Ian Remmel
  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

  • There are no ratings yet

Go to Mozilla's homepage

Add-ons

  • About
  • Firefox Add-ons Blog
  • Extension Workshop
  • Developer Hub
  • Developer Policies
  • Community Blog
  • Forum
  • Report a bug
  • Review Guide

Browsers

  • Desktop
  • Mobile
  • Enterprise

Products

  • Browsers
  • VPN
  • Relay
  • Monitor
  • Pocket
  • Bluesky (@firefox.com)
  • Instagram (Firefox)
  • YouTube (firefoxchannel)
  • Privacy
  • Cookies
  • Legal

Except where otherwise noted, content on this site is licensed under the Creative Commons Attribution Share-Alike License v3.0 or any later version.