Pinned Google Calendar
Go to the pinned Google Calendar tab. If it doesn't exist, it's created.
8,708 users
Odoo Debug
Toggle debug mode of an Odoo webpage. - Click for debug. - Double click for debug with Assets. - Use ctrl + . for keyboard shortcut Source code: https://github.com/pga-odoo/OdooDebug Emoji art supplied by Emojione
8,415 users
Ignore X-Frame-Options Header
Allows all sites to be loaded in iframes, despite X-Frame-Options header settings.
8,215 users
Scratch Addons
Scratch Addons provides customizable features and themes for the scratch.mit.edu website and project editor.
8,214 users
SQLite Manager
manage, edit, manipulate, plot and save one or multiple SQLite databases simultaneously
8,153 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!
8,116 users
GSConnect
Share links with GSConnect, direct to the browser or by SMS. Requires at least v7 of the Gnome Shell extension to function.
7,949 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.
7,785 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.
7,473 users
Ant Download Manager
antFF is Ant Download Manager software integration module for Windows platforms. For everyone who thinks that we are the same as is Ant Video Downloader - we are not Ant Video Downloader, we are another software, we are another group of developers.
7,245 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.
7,211 users
WebScrapBook
Capture web pages to local device or backend server for future retrieval, organization, annotation, and edit.
7,194 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
6,880 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.
6,851 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".
6,775 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!
6,764 users
