10,960 extensions found in Appearance

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Youtube mp3 & video downloader
Firefox extension to convert and download Youtube all videos for free in MP3 format.
Rated 3.5 out of 5
fonexsoftware.com
1,071 users
YouTube paid promotion hider
Hide the "Includes paid promotion" banner on YouTube thumbnails
Rated 4.7 out of 5
Dm3
1,065 users
Image Video Block
Blocks or Hides visual elements (Images, Video, Flash, Canvas, SVG).
Rated 4 out of 5
Tibor Barsi
1,058 users
PX: Viewport Dimensions
Displays the viewport dimensions when a browser window is resized.
Rated 4.6 out of 5
Luke Peters
1,054 users
The Snake Game
Play the Snake game in popup in your browser. Eat, grow and try not to crash.
Rated 4.4 out of 5
mr_JSm1th
1,052 users
Proxy Switcher
Easily switch between multiple proxies via toolbar popup
Rated 4.1 out of 5
Allen
1,050 users
Save my Password
On some pages, Firefox won't ask you to store your login information. Using this add-on you can force Firefox to remember your password! This add-on is NOT a password manager!
Rated 4.7 out of 5
Juraj Mäsiar
1,045 users
Google Images Downloader
Downloads full sized images & Links in Google Images Windows. It is different than other image downloaders since it goes one step inside the links & gets high quality images for you. This addon automatically also filters websites not giving images.
Rated 3.2 out of 5
Rushikesh Tade
1,037 users
Text to Speech (TTS)
A text to speech tool with natural sounding voices.
Rated 2 out of 5
Alexey Kuznetsov
1,035 users
Reader Mode
Change the currently opened tab to reader mode if available.
Rated 4.7 out of 5
Nabendu
1,034 users
Make America Kittens Again
Replaces images of Donald Trump with kittens, because seriously, f*** that guy.
Rated 4.4 out of 5
tomroyal.com
1,031 users
Soundgasm Downloader
Adds a download button to Soundgasm
Rated 4.4 out of 5
SleepyDev
1,028 users
GaiaUpgrade
A third-party tool to improve interacting with GaiaOnline.
Rated 4.6 out of 5
gaiatools.com
1,017 users
Onion Browser Button
Easily browse the internet using TOR proxy with just one click!
Rated 3.6 out of 5
Benthum
1,016 users
Dark Mode Website Switcher
Adjusts the website's color scheme, so that all websites are dark by default, if they have a special design for that. It makes websites look dark even with a light system style.
Rated 4.2 out of 5
rugk
1,013 users
Prettier Lichess
Lichess, but prettier.
Rated 4.9 out of 5
noahsemus
1,011 users
Vim Vixen
Accelerates your web browsing with Vim power!!
Rated 4.7 out of 5
Shin'ya Ueoka
1,008 users
JSON Viewer
Просмотр JSON файлов прямо в браузере
Rated 3.3 out of 5
li0ard
1,008 users
Tab Unloader for Tree Style Tab
Tab unload options for Tree Style Tab.
Rated 4.8 out of 5
Lej77
1,006 users
Better BTTV
Extend your BTTV experience with new features!
Rated 2.6 out of 5
Sky
994 users
Reddit Comment Collapser
A more elegant solution for collapsing reddit comment trees. Reddit Comment Collapser is free and open source. Contributions welcome - https://github.com/tom-james-watson/reddit-comment-collapser
Rated 4.9 out of 5
tomjwatson
990 users
VisusGG
VisusGG, a browser extension by x3picF4ilx (Bytenote) & MrMaxim, aims to improve the user experience on FACEIT's platform.
Rated 5 out of 5
Bytenote
989 users
PopUp
Create a popup of pages with minimal browser UI; No bookmarks or navigation bar.
Rated 4.7 out of 5
aqt
979 users
Click to Remove Element
Remove annoying elements with a single click
Rated 4.8 out of 5
blade.sk
976 users
Modern Kiosk
Kiosk functionality extension for Firefox browsers
Rated 3.3 out of 5
cpg
971 users