Encode Decode HTML
Encode HTML to show it in the HTML pages a code instead of rendered HTML. Decode HTML to convert it back to HTML code
Encode Decode Base64
Converts from ASCII or Unicode to Base64 by encoding the text and back from Base64 to ASCII or Unicode by decoding it
QCLean:Remove Facebook Ad,Suggested Page&Post
Remove ads, suggested pages and posts on News feed of Facebook.
UK’s #1 trading and investing app*
Anime24 Radio Player
Luminate Online Page Editor
Edit Luminate Online pages with just one click.
Keeps your favourite sites easily accessible and your Speed Dial free for extensions and bookmarks.
Amazon for Opera
Search Engine Result Counter
Adds a counter to search Engine Results to see the rank and to clearly distinguish results from adds. Supports Google, Bing, DuckDuckGo, Startpage, Yahoo and Yandex
Count the letters in the text. Also provide information related to number of non-whitespace characters, words and lines
Visually appealing simple calculator! can be used with mouse or keyboard
Смена раскладки текста
Сервис по переводу текста в правильную раскладку
Area of a Triangle
Compute area of triange give base and height of triangle or all three sides of triangle. Also computes side of triangle given others
Area of a Circle
Calculate area of a circle given any of the following, radius, diameter or circumference and vice versa
YouTube Lyrics by Rob W
Instant lyrics on YouTube, Spotify and other sites in a flexible panel. 40+ sources ensure that lyrics are always found
APR to APY
Convert Annual Percent Rate to Annual Percent Yield based on various compounding methods ranging from daily to yearly
Convert among measure of angle viz., degree, radian, mil, grad, minute, second, point, circle etc.
Provide quick sorting by date option on YouTube search page.
Computes age as of today given birth date. Additionally it calculates age on any other date different from today.
EZlogin. Easy. Secure. Login.
TinEye Reverse Image Search (Context menu)
This is the official TinEye Opera Next extension. Find out where an image came from, how it's used, or find higher resolution versions.
TelefUM for Мегаплан
Comfortable scientific calculator with support for defining your own variables and functions.
The extension allows you to insert meme-smileys in any chat text box.