Open new tabs right beside their opener (aka. parent) tab or beside the currently active tab
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Updated
May 18, 2024 - JavaScript
Firefox Extensions are add-ons that allow users to customize their web browser from Mozilla. They are downloadable through the Firefox Add-on website. Modern extensions follow WebExtension standard and are most often written in HTML, JavaScript, and CSS.
Open new tabs right beside their opener (aka. parent) tab or beside the currently active tab
Concat multiple text selections with a custom separator
Shows a custom countdown in the toolbar.
Detects and lists feeds (rss,atom,json) of a page
Place bookmarks into specific folders based on url regex matches
Shows the amount of tabs with the same origin as the active one and allows to move them into a seperate window for inspection
Download a e-hentai.org gallery as a cbz aka. zip archive
Automatically sort tabs by doing a lexographical comparision of the tab URL
Download a nhentai gallery as a cbz aka. zip archive
Powerful tab selection addon with a bunch of one click options but also allow the user to create custom selection rules
Gather information from multiple tabs, by using a small snippet of javascript
Access parts of the current URL
Import URLs from the clipboard or a text file as tabs or bookmarks
Add extra copy functions to links. Works with single or muliple links in a selection.
Quickly find text in all open and active tabs
Shows the total amount of duplicate tabs and allows to quickly and easily close them
Allows to import or export a branch of the bookmark tree as json or html
Auto closes idle tabs when tabs are not active, hidden, playing audio, highlighted/selected, pinned or contain visible text input field with text in them
Get tab information in a user defined custom format string
Allows to manage the mute state of a group (or all) tabs to only keep the currently focused one of the group unmuted and mute the others. Quick-Change via Toolbar Button and permanent ex/inclusion via preferences
Created by Mozilla
Released April 4, 2006