webextension

Extracts metadata from each page's HEAD, and makes it available to other add-ons, so they don't have to scan each page themselves

A Browser extension that adds a custom backdrop image to your Letterboxd profile.

ClearURLs is an add-on based on the new WebExtensions technology and will automatically remove tracking elements from URLs to help protect your privacy when browse through the Internet.

Rules database of the ClearURLs WebExtension.

This Thunderbird (68+) Add On makes it easy to send large attachments: It uploads the files to a Nextcloud or ownCloud instance and inserts download links into the message.

A collection of related button add-ons. Each one navigates to a page linked to the current page.

Indicates bookmaked pages, bookmarks with similar URLs, duplicate bookmarks, and history information about the current tab. Experimental treemap view of all bookmarks.

Provides an pop-up menu, displaying the bookmark's path, and allowing quick moves to a choice of folders.

A mail message composition utility for Mozilla Thunderbird.

https://renewedtab.com/

A browser extension to experience a minimal, less attention grabbing internet.

This extension redirects Bing’s searches to another search engine of your choice.

Firefox extension that add a new contextual action to redirect from medium.com to scribe.rip

View Source Switch is a Firefox add-on that allows one click switching between "view source" and regular web page.

On YouTube, displays a link to the same video on PeerTube, if it exists.

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Simply redirect all requests from one url to another.

Firefox extension. See the details of the current address (URL) and list its query parameters

Firefox extension to automatically open websites in a container

Open source web extension that enhances adult viewing experience. Clean, easy, simple, and quick.