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.
6,086 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)
6,083 users
ReloadMatic: Automatic Tab Refresh
ReloadMatic automates the periodic reloading / refreshing of browser tabs. It offers cache control, custom intervals, POST support and many other features. It also integrates with browser features such as tab restore, pinning, and incognito mode.
6,032 users
FoxReplace
Lets you replace text in web pages. You can define a substitution list and apply it automatically or at your own discretion, or make individual substitutions. You can use this as a filter, or just for fun :)
5,992 users
SEI++
SEI++: Adiciona novas funcionalidades ao Sistema Eletrônico de Informações - SEI (Requer uma versão do SEI maior ou igual a 3.0.0).
5,838 users
Table Capture
Copies HTML tables to the clipboard or exports them to Microsoft Excel, CSV, Google Sheets, Office 365, etc.
5,764 users
BeIDConnect
Software verbonden aan de webservice van de Belgische Federale Overheid om betrouwbaar een digitaal bestand te ondertekenen met je Belgische elektronische identiteitskaart.
5,753 users
Flexera Web Metering
This extension tracks web application use for the purpose of license compliance and cost optimization.
5,727 users
ShareX
Note: This addon is designed to be used in conjunction with the open-source application ShareX (https://getsharex.com) to integrate with Firefox. Adds 'Upload with ShareX' button to image, video, audio and text selection context menu.
5,671 users
Steam URL Opener
Allows you to open URLs inside Steam Client to save the hassle of logging in normal browser (with a single click on a button).
5,664 users
Pinned GMail
Go to the pinned GMail tab. If it doesn't exist, it's created. It also alerts you the unread emails.
5,625 users
StayFree - Web Analytics & Time Tracker
Analytics to help you understand and control your website usage, leading to less distractions and enhanced productivity
5,459 users
AWS Extend Switch Roles
Extend your AWS IAM switching roles. You can set the configuration by aws config format
5,406 users
Recordify Title Discover
A plugin which will read the Title/Author from the current streaming service and provides it to Recordify, a third party recording application made by Abelssoft
5,373 users
Local Filesystem Links
Scans for local file system URIs (file:///) on any page. Click on the added icon to open the local link with the system's file manager. Alternatively, select any text that forms a path (e.g. "C:\tmp\cow 1.txt") and use the context menu.
5,366 users
恢复标签页
Add an icon to the toolbar.When you clicked the icon ,this tool restores the single most recently-closed session, whether it's a tab or a window ; 向工具栏添加一个图标，单击，恢复最近关闭的标签或窗口。
5,340 users
DjVu.js Viewer
The extension is a local copy of the DjVu.js Viewer which is available on https://djvu.js.org/. It allows you to open links to .djvu files right in the browser and .djvu files from a local drive. Also, it processes tag with .djvu files.
5,315 users
Sponsored Search by SearchesCentral
Get better search results instantly from your home and new tab page!
5,283 users
