Imagus
With a simple mouse-over you can enlarge images and display images/videos from links.
59 150 používateľov
TinEye Reverse Image Search
Click on any image on the web to search for it on TinEye. Recommended by Firefox! Discover where an image came from, see how it is being used, check if modified versions exist or locate high resolution versions. Made with love by the TinEye team.
57 844 používateľov
Správca preberania (S3)
Zobrazenie a správa preberaní z malinkého stavového riadka.
57 088 používateľov
SingleFile
Save an entire web page—including images and styling—as a single HTML file.
56 645 používateľov
Augmented Steam
Augments your Steam Experience
53 794 používateľov
Web Archives
View archived and cached versions of web pages on 10+ search engines, such as the Wayback Machine, Archive․is, Google, Bing and Yandex.
51 219 používateľov
SoundFixer
Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)
50 253 používateľov
Improve YouTube! (Open-Source for YouTube)
Make YouTube tidy & powerful! YouTube Player Size Theme Quality Auto HD Colors Playback Speed Style ad block Playlist Channel H.264
49 660 používateľov
Feedbro
Advanced Feed Reader - Read news & blogs or any RSS/Atom/RDF source.
44 989 používateľov
Image Search Options
A customizable reverse image search tool that conveniently presents a variety of top image search engines.
42 603 používateľov
Turn Off the Lights
Celá stránka sa stmaví tak, že budete môcť sledovať videá, ako keby ste boli v kine. Funguje pre YouTube™ a Beyond.
41 432 používateľov
Undo Close Tab
Allows you to restore the tab you just closed with a single click—plus it can offer a list of recently closed tabs within a convenient context menu.
41 173 používateľov
Dictionary Anywhere
View definitions easily as you browse the web. Double-click any word to view its definition in a small pop-up bubble. It also supports Spanish, German, French language alongside English. Enjoy Reading Uninterrupted!!!.
40 394 používateľov
Print Edit WE
Edit the contents of a web page prior to printing or saving. Elements in the web page can be edited, formatted, hidden or deleted. Unwanted content, such as adverts and sidebars, can easily be removed.
38 710 používateľov
Audio Equalizer
Stylish audio equalizer in toolbar popup.
36 310 používateľov
Worldwide Radio
Listen to live radio stations from around the world!
36 301 používateľov
Dark Background and Light Text
Make every web page (or just the pages you want) display light text on dark backgrounds. All color variations are fully customizable.
34 741 používateľov
Tranquility Reader
Tranquility Reader improves the readability of web articles by removing unnecessary elements like ads, images, social sharing widgets, and other distracting fluff.
34 035 používateľov
Tab Stash
Easily save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind. Only for Firefox.
33 334 používateľov
Emoji
It permits just with a single click to copy an emoji. There is a search-box and the "Most used emojis" section (the first one). If you want to send feedback or report bug, please contact me: https://www.emojiaddon.com/help
32 316 používateľov
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
31 942 používateľov
PopUpOFF
Removes and prevents popups, overlays and cookie notifications, other tools do not. Enjoy the original look of the internet.
28 458 používateľov
Webmail Ad Blocker
Remove advertising clutter from your web-based email. Expand your viewable area by blocking and removing ads on the right-hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.
28 281 používateľov
Copy PlainText
Copy Plain Text without any formatting
27 738 používateľov
Custom Scrollbars
Give Firefox a personal touch with customized scrollbars!
25 777 používateľov