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).
5,591 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.
5,579 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.
5,550 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.
5,497 users
JetBrains Toolbox Extension
Clone and open projects from GitHub, GitLab, Gitee, and Bitbucket in JetBrains IDEs right from your browser
5,464 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
5,451 users
Fixed Zoom
Extension that sets a custom default zoom for all pages in Firefox. You can set a general zoom for all pages or custom rules depending on the site.
5,354 users
Pinned GMail
Go to the pinned GMail tab. If it doesn't exist, it's created. It also alerts you the unread emails.
5,313 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.
5,269 users
IT Hit Edit Doc Opener 5
Enables opening documents for editing directly from the WebDAV server and saving back to server without download and upload steps. Powered by ithit.
5,257 users
Super Agent - Automatic cookie consent
Super Agent automatically fills out website's cookie consent forms for you based on your preferences. Super Agent will save you a lot of clicks and let you take control of your privacy in a very easy way.
5,204 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。
5,188 users
Google Analytics Blocker
Block Google Analytics in any website. If you are a developer and you do not want to watch your own visits on your page or you are just a web user that you do not want pages analyse you, this extension is for you.
5,053 users
Timer (alarm, timer and stopwatch)
Stylish timer combined with stopwatch and alarm for your browser.
4,961 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
4,913 users
Tridactyl
Vim, but in your browser. Replace Firefox's control mechanism with one modelled on Vim. This addon is very usable, but is in an early stage of development. We intend to implement the majority of Vimperator's features.
4,799 users
