Manuel Reimer

Allows you to restore the tab you just closed with a single click—plus it can offer a list of recently closed tabs within a convenient context menu.

Saves the current page as image file or copies it to clipboard.

Allows to change the language identifier sent to webservers to whatever language you need.

Disables or enables the animation of images (GIF, APNG, WebP, AVIF).

Disables or enables the browser cache.

Disables or enables the use of fonts specified by the web page.

Disables or enables sending of the referrer. An optional spoofing feature sends spoofed referrers to problematic servers.

Adds a checkbox to the page context menu to toggle colors, set by the website author.

Updates video embeds in third-party websites to make use of HTML5 video playback. Supports Youtube, Dailymotion and Vimeo.

Disables or enables the website colors

Deletes all cookies from domains, not added to the provided whitelist, as soon as you exit your browser.

This Addon provides MIDI input functionality using the Web MIDI API

This Add-on hooks into map tile requests going to some commercial map services and replaces them with OpenStreetMap tiles

Disables or enables cookies

Disables hyphenation on websites globally.

GPL 3.0 licensed extra features for RocWeb

Know more quickly when a security update is due. Displays a warning if the browser version you are currently using is no longer up-to-date.