All-In-One PageSpeed Test
Test any website performance with main test tools with one single click: Google PageTest Insights, GTmetrix, Yellow Lab Tools
619 users
Checker Plus for Google Drive™
Quickly browse your Google Drive files without opening a webpage and get notifications of modifications to your shared documents
604 users
FABUI (FurAffinity Uploader & Notifier)
Adds a new notification system to FurAffinity, along with a new modern uploader that has the ability to upload multiple files at once, supports drag & drop, saves upload details and automatically updates links to previous/next/first submissions.
603 users
1&1 MailCheck
The safe way to access your personal mail.
595 users
App for Hangouts™
Google™ Hangouts Panel is an easy way to check Google Hangouts while you browse internet.
579 users
GETMORE Cash Tool
Das GETMORE CASH-Tool - Nie mehr Casback verpassen!
576 users
Yandex.Mail notifier
Tunable notifier for Yandex.Mail
573 users
WEB.DE Go!
$brand$ Go!, the fast and convenient start point: Your favourite websites at a glance, quick search, date & time and emails.
564 users
Blocknative Gas Estimator
Get into the next block without overpaying. Accurate Ethereum gas estimations.
553 users
Notifier for GitHub
Get notified about new GitHub notifications
538 users
Show Great on Deck on Steam
See what games are verified for the Steam Deck and which medal they got on ProtonDB in the Steam Store.
537 users
RSI Companion
Improve your RSI experience.
530 users
ProtonMail (unofficial)
Unofficial ProtonMail extension. Provides notifications and makes it possible to close the ProtonMail tab, and even the browser, without getting logged out.
526 users
Squeezie
Extension officielle de Squeezie. Soit notifié lorsqu'il lance un live ou sort une vidéo YouTube !
522 users
Panel for Google™ Scholar
Easy access to Google Scholar right from Firefox's toolbar.
521 users
Yet Another Bitcoin Price Ticker
A simple bitcoin price ticker, powered by Blockchain.info.
475 users
Print Button
Easily print any page with just one click!
470 users
Web3 Antivirus
The security tool protects you from web3 scams by auditing transactions and detecting phishing websites.
464 users
Email Notifier
A lite notifier that works with Gmail™, Yahoo, Live, iCloud, Mail.com and GMX
456 users
JustDeleteMe
JustDeleteMe.xyz extension for Firefox-based browsers.
452 users
freetree - plant trees for free🌳
With freetree, online shopping turns into a tree planting campaign - free of charge and with just 1 click!
450 users
Date Today for Firefox
The best clock displays the current date and time at a glance. It offers a digital clock in the browser toolbar and an analog clock in the web browser's menu bar, allowing you to know the current date and time with just one blink.
450 users
GMX Go!
$brand$ Go!, the fast and convenient start point: Your favourite websites at a glance, quick search, date & time and emails.
449 users
Clock
Show a clock on current web page, Set the font, color, size and position of the clock.
428 users
Pixm Phishing Protection
Stop phishing attempts at the point of click
427 users