Extensions 1,767

ByBuss

(9) by trimn · 1,656 downloads

Finn ut når bussen går i Trondheim ved å spørre Bussorakelet.

Bytes Converter

by tejjiapps · 129 downloads

Convert among bits, bytes, kilobytes, megabytes, gigabytes, terabytes, petabytes and more.

Calc

(16) by rorschach13 · 10,089 downloads

Calculator and currency Converter

Calculator

(40) by animedio · 89,188 downloads

Simple calculator

Calculator

(5) by tejjiapps · 4,436 downloads

Visually appealing simple calculator! can be used with mouse or keyboard

Calculator

(18) by Punker661

Simple javascript calculator

Calculator Smoker

(7) by snikos · 4,454 downloads

電卓の喫煙者

Calendar

(18) by mega7star · 50,843 downloads

A monthly calendar with lighting of the current day

Calendar

(15) by derletztekick · 22,369 downloads

A simple Calendar with Clock.

Calibri

(6) by kaka4a

Замена шрифтов на Calibri

CapyBar.com

(3) by awdev · 1,117 downloads

CapyBar - its plugin which allows you to chat with visitors of any website and share interests.

CaretFeed News

(2) by randaller2k · 565 downloads

Get the latest news CaretFeeds from CaretFeed.com

Cashback IT-Bestshopping

(1) by pointersrl · 36 downloads

Un'estensione del Browser che ti avvisa quando navighi su di un sito web con un cashback di Bestshopping.com

CensureBlock

(29) by censureblock · 41,213 downloads

Block adult sites

Center align Youtube

(7) by mr32ss · 1,028 downloads

Set the align of all Youtube pages to the center of your screen.

Centrum Kuponów

(3) by Opera Software · 32,236 downloads

Centrum Kuponów to rozszerzenie umożliwiające wyświetlanie promocji bezpośrednio w okienku Speed Dial.

Český Hydrometeorologický Ústav - Rozložení srážek

(4) by ino · 1,458 downloads

Aktuální radarová data s detekcí výrazné srážkové oblačnosti nad ČR.

Český rozhlas - Portál živého vysílání

(3) by ino · 830 downloads

Poslechněte si stanice českého rozhlasu online. Na iRadiu najdete nejen živé vysílání, ale také aktuální program a pohled do studií pomocí online webkamery.

CGM: Custom Google™ Menu

(9) by fralik · 5,445 downloads

Personaliza el menú de navegación de los servicios de Google.

Chamskie.pl

(8) by dreadu · 5,846 downloads

Codzienna dawka chamskich kawałów dla każdego!

Change Case

(12) by Janghou · 461 downloads

Let you UPPERCASE, lowercase or tOGGLE any selection of text in an input field by adding a Change Case item to your context menu.

Character Count

(5) by tejjiapps · 188 downloads

Count the letters in the text. Also provide information related to number of non-whitespace characters, words and lines

Checkers

(4) by bakhirev · 828 downloads

Classic checkers. The game has a simple and intuitive interface. Excellent graphics.

Checklist

(14) by avola · 4,745 downloads

An easy way to create to-do or shopping lists right in your browser.

Chennien AIR． 陳年雲端

(2) by chennien · 202 downloads

公益雲端儲存服務︰專為非營利組織與校園社團，所設計的免費線上空間。自許提供夥伴及志工更具效率、簡單的好工具。

Chess

(4) by bakhirev · 2,092 downloads

Chess is a two-player strategy board game played on a chessboard!

Chinese Speed Dial

(12) by cashlee · 4,884 downloads

Chinese Speed Dial 0.1 Version

choppr – flic.kr short urls

(4) by XAntares · 3,019 downloads

Provide flick.kr url shortcuts to Flickr™ content

Christmas Solitaire

(4) by operaexten · 727 downloads

Christmas Solitaire is a collection of Free Online Christmas themed solitaire card games.

Cinetonic

(36) by FreeOpera · 10,657 downloads

Watch YouTube™ videos like you are in Cinema!

Citazione biblica

(3) by discepolo · 1,049 downloads

Ad ogni avvio di Opera quando farai clic sul pulsante della Bibbia visualizzerà una citazione biblica diversa.

Ciuvo Shopping

(5) by Ciuvo · 332 downloads

Ciuvo находит лучшие цены на товар, который вы смотрите. Сравнение цен, обзоры и видео товаров прямо в Вашем веб-браузере.

CL Preview

(5) by ninj0x

Preview images on Craigslist!

Classic Retweet

(5) by michaeljclelland · 373 downloads

'Old school' retweets for Twitter. Add your own comment to a retweet with the 'Classic RT' button.

cleanPages

(290) by QuHno

cleanPages многократно облегчает и упрощает процесс чтения онлайн и оффлайн. В основе дополнения cleanPages лежат алгоритмы распознавания текста, созданные проектом…

Clearhive

by clearhive · 330 downloads

Creates a Clearhive forwarder for the page you're visiting

Click1n

(1) by vov41knk

Сервис укорачивания ссылок

ClickBoard

(20) by michaeljclelland · 2,292 downloads

A smart clipboard in your right-click menu.

Clip To OneNote

(3) by jayarathina · 609 downloads

Clip text and pictures from the context menu to MS Office OneNote.

Clipboard event blocker

(5) by nemetroid · 757 downloads

Disables oncut, oncopy and onpaste events.

Clipper

(29) by pedralm · 11,687 downloads

Clipper is a Clipboard Manager for Opera. Copy text to save for future reference.

Cloob share button

by exppack · 18 downloads

Share all web pages on your Cloob profile.

Close duplicates

(49) by Pomyk · 64,846 downloads

Button to close duplicate tabs.

Close stack

(9) by roopaksr

This extension closes the current tab stack.

Close tabs right of current

(68) by schizunio · 47,784 downloads

Closes tabs right/left of current (focused) tab

CN-MyIP

(1) by cozanostrame · 2,734 downloads

Показывает текущий ip-адрес

Codefy

(1) by siconize · 127 downloads

[BETA] Codefy supports you in developing your websites.

CodePlex Elastic Layout Extension

(3) by radioman-lt · 459 downloads

Elastic layout for the CodePlex website.

codeTxt

(2) by courtneymiles · 408 downloads

Provides a simple interface for encoding and escaping strings for common web usages.

Color picker

(5) by UnShame · 4,514 downloads

This extension lets you pick a color in HEX, RGB or HSB (HSL) format.

Color Picker

by tejjiapps · 345 downloads

Pick Color with various kinds of color pickers. Multiple options to choose color in HTML format are available.

Colorful favstar

(2) by mksdcom · 906 downloads

favstarをふぁぼったーのように表示します。

Comfort On-Screen Keyboard Pro Extension

(11) by comfortsoft · 10,907 downloads

Brings up the on-screen keyboard when entering text input fields. Comfort On-Screen Keyboard Pro has to be installed and running.

Comico

(1) by heuxasoftware · 167 downloads

you can finish a perfectly respectable online comic in about 10 minutes for creating up to a 22-page comic book.

Comix!

(2) by Xch3l · 1,972 downloads

Read, Store and collect your favorite online comics!

CommaFeed Extension for Opera

(2) by commafeed · 114 downloads

Commando 3

(13) by pegasusapps · 58,609 downloads

Commando 3, Control Commando, defeat all his enemies, and prevent the outbreak of World War 3!

Console overlay

(4) by helmers · 637 downloads

See the console messages overlaying the current page.

ContentBlockHelper

(101) by whochan · 105,974 downloads

Helps you to block advertisements, tracking or any scripts and any annoying contents with easy methods. (Also supports Opera Mobile Labs.)

ContentBlockHelper-old

(207) by whochan · 51,587 downloads

Helps you to block contents by Opera's content block.