Detects times given with timezone abbreviations, and converts them to your local time.

Adds DuckDuckGo Lite as a search engine for a more lean web-search experience.

Changes the behavior of the close button in tabs as:

- Left-click to close the individual tab
- Middle-click to close the whole tree

This add-on depends on Tree Style Tab: https://addons.mozilla.org/firefox/addon/tree-style-tab/

Open source, privacy first extension that tracks time you spent watching YouTube™

An extension to search in LibGen from GoodReads

Select an element to be automatically clicked at a determined interval.

Vertical tab groups with tab searching.

Adds four basic mouse gestures for browser navigation.

See translations, add selected words to your lists from any web page & get useful links to other services.

Saves the current web page as it appears now to the Internet Archive for use as a trusted citation in the future.

Search provider for Bulbapedia, Pokémon encyclopedia.

Measure the page ranks of your site

This extension installs the Royal Spanish Academy dictionary search engine

A firefox addon which adds bangs (known from duckduckgo) to various search engines.

Decoder for Completely Automated Public Turing test to tell Computers and Humans Apart.
DeCaptcha uses deep learning to extract text from captcha. This is just for test purpose.

Adds a context menu option to open videos in a new tab

Simple shortcuts and tools to save time

Notify Last Modified Date & time of web page .
Get the date from http protocol sended by web server.
Sometimes server or browser set current time, so in that case , lastModified date is unreliable to check update the page.

View gene information by double clicking a gene name or accession on any webpage.

Share your conversations on ChatGPT with your own account on ShareGPT

Shares link with Telegram user of your choice via Telegram app.

Copy > Remove spaces and paste

Extend Firefox's history capabilities with browsing history stats, improved searching and additional features.

Synchronizes the CodinGame IDE with a local file, so you can use your own editor.

Lightweight tab management

Tabsleeper lets you sleep windows and tabs, putting them somewhere safe and closing the window. When you’re ready, you can wake them and pick up exactly where you left off

Transliterates webpages from Serbian latin to cyrillic.
Претвара латиничне стране у ћириличне.

Quickly save all tabs in a browser window into a bookmark folder. Saved windows can be restored deleted or reordered from within the extension's UI.
Plays nice with the usual tools/options to sync, export, or edit bookmarks.

Adds a search for cppreference.com. Use 'cpp' in the URL-bar.
As second parameter you can use the language code for your country: ar | cs | de | es | en | fr | it | ja | ko | pl | pt | ru | tr | zh.

Send to Aria2
Right click on the download link, and select "Send to Aria2" options.
JSON-RPC address need to be configured for work.
Secret token is supported in versions 0.2.
"Send to Aria2 Save As ..." opens a dialog to rename the outputfile.

Reminds the user to blink and look away from the monitor regularly to prevent eye stain and dry eye.