Add extensions, get work done

Replace new tab page with Motivation. Once installed, enter your date of birth and then, every time you open a new tab, a live calculation of your age will appear. Click to preview: https://motivation-new-tab.github.io/

Automatically find and display harbor freight coupons on their website from hfqpdb.com

Open search results in a new tab. Above FF 61, works with the omnibox/awesomebar AND the dedicated search box.

An easy-to-use and lite podcast player.

Adds Undo Close Tab Button

Alexa Traffic Rank is Alexa Internet's free extension for Mozilla. Alexa Traffic Rank accompanies you as you surf, providing you with Alexa.com data about the sites you visit without interrupting your browsing.

Add multiple features to bandcamp.com

One click to send magnet links and .torrent to your Transmission server

Prevents from autoplay HTML5 video

TextNotes is a note extension with various useful features.

Save your favorite text phrases ("LULW", "KEKW", emoticons, etc.) directly into the standard Twitch Emotes panel and use them in Twitch chat. Simple and useful.

Easily manage all your downloads from toolbar popup!

Tweaks and Fixes for The Pirate Bay.

Automatically changes the active theme each time the browser starts.

Block Wix ads!

Skips instantly video ads and banners on YouTube

This TST addon fades away tabs that hasn't been visited for a while

Open source addon + server (see description) combo to run OCR + translations of images on browser page. Uses freely available models and can run totally offline

Changes the roblox.com favicon and other website icons to the classic look. Made by Conkley.

Automatically saves any textarea typed in, and allows the user to view saved textarea content by clicking on a button.

Load newly-opened background tabs on selection, rather than automatically in the background. This addon uses the WebExtensions API, and therefore fully supports Firefox 57+.