Add-ons for Firefox (en-CA)

RECOMMENDED

LeechBlock NG

Block time-wasting websites. Block them completely or just during time frames of your choosing.

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Extensions are like apps for Firefox.

They add features to Firefox to make browsing faster, safer, or just plain fun.

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Anti-tracking extensions

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Essential add-ons

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Writing tools

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Recommended extensions

Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
Rated 3.8 out of 5
LSD Software
207,220 users
Audio Equalizer
Stylish audio equalizer in toolbar popup.
Rated 4 out of 5
Muyor
61,008 users
DuckDuckGo Search & Tracker Protection
Actively protects your data in your current browser
Rated 4.3 out of 5
DuckDuckGo
1,256,949 users
Zoom Page WE
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.
Rated 3.8 out of 5
DW-dev
21,779 users

Tab managers

Tree Style Tab
Show tabs like a tree.
Rated 4.5 out of 5
Piro (piro_or)
183,935 users
OneTab
OneTab - Too many tabs? Convert tabs to a list and reduce browser memory
Rated 4.1 out of 5
OneTab Team
172,200 users
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
Rated 4.2 out of 5
sienori
154,320 users
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
Rated 4 out of 5
James Fray
78,902 users

Gaming & media extensions

SponsorBlock - Skip Sponsorships on YouTube
Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app
Rated 4.8 out of 5
Ajay (SponsorBlock)
684,393 users
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
Rated 4.7 out of 5
Dmitry Selivanov
929,500 users
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
Rated 3.8 out of 5
LSD Software
207,220 users
BetterTTV
Enhances Twitch and YouTube with new features, emotes, and more.
Rated 4.6 out of 5
NightDev
508,900 users

Recommended themes

A Fine Bar
Rated 5 out of 5
ThePoorKid
1,224 users
mocha carbon
Rated 4.8 out of 5
markiza
7,181 users
Bird calling
Rated 4.6 out of 5
raicov
4,408 users

Accessibility extensions

Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
Rated 4.5 out of 5
Dark Reader Ltd
1,302,134 users
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
Rated 3.8 out of 5
LSD Software
207,220 users
Dark
Rated 3.2 out of 5
Dark Mode
42,639 users
Sidebery
Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.
Rated 4.7 out of 5
mbnuqw
63,267 users

“twitch” tagged extensions

BetterTTV
Enhances Twitch and YouTube with new features, emotes, and more.
Rated 4.6 out of 5
NightDev
508,900 users
'Improve YouTube!' 🎧 (For YouTube & Video)
Youtube Extension. Powerful but lightweight. Enrich your Youtube and content selection. Make YouTube tidy and smart! (Layout, Filters, Shortcuts, Playlist)
Rated 4.4 out of 5
code-for-charity
110,806 users
Turn Off the Lights for Firefox
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube and Beyond. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.
Rated 4.6 out of 5
Stefan vd
47,129 users
Adaptive Tab Bar Colour
Changes the colour of Firefox theme to match the website’s appearance.
Rated 4.8 out of 5
Eason
36,833 users