Right click a selection, page or link to translate words in Firefox.
Remove garbage from URLs.
Multi Links Plus lets you open, copy or bookmark multiple links at the same time rather than having to do them all individually.
Gets a previous version from a webpage using archive.org, archive.is or webcitation.org.
Middle click on a page to close the current tab.
Double click on a page to close the current tab.
Scroll pages in VIM style, using j and k shortcuts.
Quickly navigate to the next page with your keyboard. Press n to go to the next page, press p to go to the previous page.
Close the current tab by pressing the key Delete.
Quickly deletes pages with a default reason on MediaWiki websites with many shortcuts.