QuickNote
QuickNote is a minimalist, free & anonymous note taking app. Record any thoughts, note or todo list and share it in seconds. Everything you type autosaves automatically.
610 Benutzer
Disable Polymer on YouTube
The polymer redesign of YouTube has made the site very slow for Firefox users. This add-on adds the "disable_polymer" option to YouTube URLs in order to revert back to the old classic design.
610 Benutzer
Sourcegraph for Firefox
Adds code intelligence to GitHub, GitLab, Bitbucket Server, and Phabricator: hovers, definitions, references. Supports 20+ languages.
610 Benutzer
DesModder for Desmos
Supercharge your Desmos graph creation and sharing experience with many convenient features
608 Benutzer
Secure My Pass
Introducing Securemypass addon, the perfect companion addon for SecureMyPass.com, designed specifically for concert enthusiasts and event-goers. With this addon, you can effortlessly save and securely transfer your event tickets.
608 Benutzer
Page Performance Test
Get accurate performance timing for any page with this WebExtension
597 Benutzer
TWP - Translate Web Pages (Custom)
Translate your page in real time using Google or Yandex. This extension is a fork of TWP - Translate Web Pages.
596 Benutzer
HTML-Editor WebStudio für Webseiten
WebStudio, ein HTML-Editor Online, um eine Webseite mit einem Webbrowser zu erstellen und zu bearbeiten.
590 Benutzer
IBM Cognos TM1 Web Clipboard Extension
This extension allows IBM Cognos TM1 Web access to the clipboard.
589 Benutzer
Bazzacuda Image Saver Plus^2
One-click, or two-clicks, batch saving of images opened in tabs. This extension will cycle through all open tabs. If tab contains a single image, the image will be saved to disk and, optionally, the tab will be closed.
587 Benutzer
Ethereum Gas Price Extension
A simple free utility for your browser that helps you decide how much to spend on your next transaction.
587 Benutzer
Unit Converter
Simple and powerful toolbar popup with unit conversion. Supports Area, Length, Mass/Weight, Pressure, Force, Speed, Temperature, Time and Volume conversions. Convert imperial to metric and vice versa.
585 Benutzer
Small Clock
A simple and small 24hr clock which sits in your toolbar. Ideal for fullscreen browser use. Click on the time to cycle through different colours to find one appropriate for your theme or mood.
584 Benutzer
Save Tab Image
Save Tab Imageはタブで展開中の画像を一括で保存するアドオンです。 インストールするとツールバー上にSave Tab Imageのボタンを追加します。 ボタンをクリックするとタブ上で開いている画像ファイル（jpg,jpeg,png,gif,bmp）をfirefoxのデフォルトダウンロードフォルダに一括で保存することが出来ます。 ダウンロード時に画像を開いているタブをすべて閉じます。
583 Benutzer
日本語用コンテキスト検索
選択したテキストをコンテキストメニューから検索します 検索エンジンに渡す文字列のコードをUTF-8/Shift_JIS/EUC-JP/ISO-2022-JPの中から選べます
581 Benutzer
Update Bookmark
This add-on allows to replace or update an existing bookmark title and/or URL with a minimal click count..
579 Benutzer
Superpowers for Instagram
Mass follow, mass unfollow and mass like on Instagram with powerful options.
579 Benutzer
Download with Download Accelerator Plus
when activated, interrupts the built-in download manager to direct links to DAP
579 Benutzer
Download Accelerator and Manager
Easily manage and accelerate your downloads up to 5 times!
578 Benutzer
Flash Control
Flash control or Flash block firefox extension helps you to block all the Adobe flash player files from any web page you visit.
578 Benutzer
Jelly Party
Watch videos with your friends — in sync! Support Netflix, Disney+, Youtube, Vimeo, Amazon Prime Video & many more! Free & Open Source.
576 Benutzer
