QR Code
Create QR codes for current page URLs or custom text
KeyCode
Press any key to see its keyCode code and key properties
Money Log
Simple personal finance tracker with categories
CSS Grid
Build CSS grid layouts visually with code output
Grad Pick
Pick from 50 curated CSS gradients and copy instantly
Gratuity Calculator UAE
Quick UAE Gratuity Calculator as per latest MOHRE rules 2026. Calculate your end-of-service benefits instantly for all Emirates including Dubai, Abu Dhabi and Sharjah.
SubNet Calc for Android
Calculate IPv4 subnets in mobile Firefox browser on Android. Computes network addresses, broadcast addresses, host ranges, and usable hosts.
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Redirects Blocker Lite
Blocks automatic tab redirections caused by scripts or meta refresh.
Redirect Viewer
Displays the full redirect in chain at browser console when navigating to a new page.
Dalton
See how colours appear with protanopia deuteranopia and more
Meneame LinkBack
Recupera la funcionalidad de ir a la noticia desde el enlace del título en la portada
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![Search Geo & Settings Tuner[sham.si]](https://addons.mozilla.org/user-media/addon_icons/2983/2983096-64.png?modified=a9fdbfc0)
Search Geo & Settings Tuner[sham.si]
Customise Google search by setting location, language, currency & other parameters via a handy popup Compatible with Firefox desktop & Android
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IP Info
Show your public IP address country ISP and location info
KB Shortcuts
Quick reference cheatsheet of browser keyboard shortcuts
Unit Conv
Bidirectional CSS unit converter with base font size input
Quick RSS
Add RSS feeds and read latest posts in the popup
Cookie Jar
Browse delete and copy cookies for the active tab domain
Percent Enc
URL percent-encoding tool with component and full modes
WCAG Check
Check colour contrast ratio for WCAG AA and AAA
Number Info
Explore prime factorisation divisors and number trivia
DevVault
All the dev tools you usually paste your secrets into — running 100% offline in your browser.
