GSConnect
Share links with GSConnect, direct to the browser or by SMS. Requires at least v7 of the Gnome Shell extension to function.
7,703 users
Bulk Image Downloader
Integrates Bulk Image Downloader (a Windows only app that must be installed separately) with FireFox. Download full sized images from almost any thumbnailed web gallery. Supports most popular image hosts such as imagevenue, imagefap, flickr, etc.
7,558 users
Channel Blocker
Are you annoyed by YouTube™s video recommendations? Our Add-on enables the function of blocking anything you'd like. Block separate videos, users or whole channels with only one click!
7,485 users
Ultrawidify
Aspect ratio fixer for Youtube. Allows improperly encoded videos to properly fit ultrawide and superwide displays (e.g. 21:9) — and it attempts to do so automatically.
7,287 users
SQLite Manager
manage, edit, manipulate, plot and save one or multiple SQLite databases simultaneously
7,242 users
Rajiko
Rajiko is a tool for unblocking geolocation restriction of radiko.jp! Enjoy radio of Tokyo，Aomori,and etc From Osaka,Nagazaki even overseas!
7,215 users
Form History Control
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller. Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
6,984 users
WebScrapBook
Capture web pages to local device or backend server for future retrieval, organization, annotation, and edit.
6,774 users
Volume Control for Bandcamp Player
It's a volume control for Bandcamp audio player. The extension adds another slider (somewhere around the one that controls the track progress) to control the volume.
6,610 users
Breez ClickOnce
Breez ClickOnce enables ClickOnce support in Mozilla Firefox. It is required to be able to launch any Windows Forms or Windows Presentation Foundation application that is based on Microsoft's ClickOnce technology.
6,491 users
Session Sync
Save sessions as bookmarks and access them across devices. Advanced Session Manager: edit, save, change, restore. It can also be your best Bookmark Manager
6,249 users
MySessions
A simple session manager. You can quickly save your current browser state and reload it whenever necessary. This is not a replacement for Michael Kraft's "Session Manager", but it allows you to import saved sessions from the "Session Manager".
6,195 users
Open with VLC
Add a content menu Open with VLC on audio / video links. Links must contains file extensions (.mp4, .mkv, ...) Prerequisite : - VLC must be opened - HTTP web interface must be enabled (Settings > Interface > HTTP web interface)
6,091 users
simple-modify-headers
The extension rewrite the header (request or response) based on a rules table. It 's possible to add, modify or remove header fields for a choosen url pattern. It's possible to import/export the configuration
5,990 users
Html Validator
HTML Validator is a Mozilla extension that adds HTML validation inside Firefox, Mozilla. The number of errors of a HTML page is seen on the form of an icon For Firefox 56, use 0.974 (see all versions below). For Firefox 57, see Web Extensions.
5,987 users
