Move your tabs to the side of your browser window.
Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.
Edit the contents of a web page prior to printing or saving. Elements in the web page can be edited, formatted, hidden or deleted. Unwanted content, such as adverts and sidebars, can easily be removed.
Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom and minimum font size. Fit-to-width zooming can be applied to pages automatically. Fit-to-window scaling can be applied to small images.
Squared tabs, application menu, add-on bar, small button view and many more 'old' features for 'Firefox 29-56', not for Firefox 57+! Release builds Beta builds
Australis foi o nome de código do tema visual atual do Firefox, cujo objectivo dar uma aparência espectacular ao navegador. Agora podes ir para lá disso ao também te sentires espectacular a utilizá-lo!
'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions. Beta builds on versions page!
Short, Vim-style keyboard shortcuts for browsing and navigation, for a near mouseless experience.
Translate selected text with Google Translate. Help you quickly view translations easily by selected the text. Support 90+ language and compatible with new Firefox Quantum 57.
NoSquint is no longer maintained. :(
Bring back your personal and powerful Firefox Button!
This wizard creates an XPI that rebrands Firefox, SeaMonkey or Thunderbird. You can change the brand name as well as the brand images and icons.