Pesticide, for Firefox
Kill your css layout bugs! Pesticide is an open source CSS tool created by Adam Morse and available for download, forking on Github at http://pesticide.io/
1,182 users
SecureSafe Password Manager
Use the SecureSafe password manager to keep track of your ever-growing list of passwords.
1,180 users
Python Notebook Viewer
This plugin lets you view/render python notebooks without running notebook server. Once installed simply drag and drop .ipynb file into firefox and it will be rendered.
1,171 users
Volume Master
Volume Master allows you to easily control the volume of your browser tabs, giving you precise audio management for a better listening experience
1,162 users
Memory Optimizer
Suspend inactive tabs to free up system resources and improve browser performance.
1,158 users
Focus On Left Tab After Closing
When a current tab is closed, the left tab (or the right tab on RTL environments) will be activated.
1,157 users
Video AdBlock for YouTube™ Add-on
Removes all YouTube™ video and text ads. Lightweight and safe, with minimal required permissions. Also works with YouTube™ Music.
1,155 users
Download Streamable Video
Save video from any Streamable video in High definition HD or Standard definition SD. 1-click download any video directly from Streamable.com. Addon uses 3rd party site (www.1clickstreamable.com) for operation.
1,154 users
Lumo by Proton Sidebar
A Firefox Extension to run Lumo AI Chatbot by Proton web page on your sidebar. (Unofficial)
1,147 users
Pinned Tab for Messenger
Go to the pinned Messenger tab. If it doesn't exist, it's created. This is an independent addon not affiliated with or sponsored by Messenger or Meta
1,143 users
Download with FlashGet
when activated, interrupts the built-in download manager to direct links to FlashGet
1,139 users
Table2Clipboard2
Allow to copy to clipboard an HTML table rows/columns selection correctly formatted. This is forked from https://github.com/dafizilla/firefox-table2clipboard
1,117 users
Marker
With this extension you can Draw and Highlight on any Website. It saves your drawings on your Browser privately and lets you modify the Pen, like changing the Opacity and Size, or Erase and Save as Image.
1,116 users
Nightly Tester Tools
Nightly Tester Tools (NTT) is an add-on for aiding testers of Nightly builds of Mozilla apps including Firefox.
1,112 users
Bing2Google
This extension redirects searches on Bing to Google. This affects any standard Bing search on Firefox.
1,105 users
