Extensions
Number of search results for 'sites': 246
AutocardAnywhere
Displays card image popups for collectable card games on all webpages you visit.
ChartPop
Stop opening new tabs! Instantly see stock prices and mini charts by hovering over tickers on any webpage.
VKfox - плагин для "ВКонтакте"
Stay up to date with vk.com news, even staying offline. Posting, liking and even monitoring of your friends just got easier!
Color Temperature (Change Lux)
A lite and easy-to-use addon that adjusts the screen color to match the environment!
SyncWatch
Watch videos together at the same time!
MP3Juice
Convert any YouTube video to a MP3 (audio) or MP4 (video) file, and download it for free by using our MP3Juice AddOn.
JavaScript Restrictor
Extension for increasing security and privacy level of the user.
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.
Screenshot YouTube Video
Quickly extract video frames from YouTube and OK.ru and save to JPG images with just one click.
uMatrix
Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
Web Panel
Navigate to websites in the sidebar.
rotheme - theming, trading and more
Customize Roblox effortlessly with our intuitive editor and real-time preview, and find your next favorite theme on our Marketplace.
Custom UserAgent String
Add a custom useragent string for desired URLs or domains.
Video Speed Control
Mirror, stretch, compress, rotate and adjust playback speed of videos
Smart RSS
RSS Reader for Opera 15+!
Ghostery
Fast, private, and ad-free browsing you can trust!
Toolspy Image Compressor
Detect and compress images from any webpage using Toolspy's powerful compression engine
User-Agent Switcher
Spoofs User-Agent strings of your browser with a new one globally, randomly or per hostname
Trufflepiggy - Context Search
The context search for all of us: quick, easy & fully customizable. Perfect for translations, price comparisons, image searches,…
Turn Off the Lights
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.
Shortkeys
Easily customizable keyboard shortcuts for Opera
PasswordBox - Free Password Vault
Never Forget A Password Again!
Live editor for CSS and LESS - Magic CSS
Live preview of CSS/LESS code with an in-page editor. Autocomplete, convert LESS to CSS, beautify, minify, CSS reloader, linter, ...
Compare Refurbished - Latest Products like Phones
Find the best deals on refurbished products
IO Tools Quick Access
Quickly access iotools.cloud for tools that boost your productivity and optimize workflows.
Trufflepiggy
The all-in-one search tool: select and search. Find on multiple websites at once. Easy anonymous setup. Cross-browser sync.
FakesMail Generators
Temporary email address. Protect your email from spam, bots and phishing with FakesMail.
Snip it! button for eBay
Lets you instantly schedule your eBay snipes at Snip.pl
Open With Application
With this extension a fast opertunity to open files is supported.
Webmiu
This extension gathers what you want to miu on the web on a single page.
Potplayer Youtube Shortcut
Quickly play or add a YouTube video (playlist), Twitch to PotPlayer using buttons on a page, also via context menu and middle-click
Markdown Here
Write your email in Markdown, then make it pretty.
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