拡張機能
Web Apps by 123apps
Edit, Convert, Create
SimpleExtManager
拡張機能のアクセス権限をシンプルなメニューを用いて有効化・無効化することができます。
Todoist for Opera
Todoist for Opera で仕事と生活を管理
QR Code Generator
Generate any QR code anytime, even offline
Capture Webpage Screenshot - FireShot
ウェブページ全体をスクリーンショット撮影。PDF/JPEG/GIF/PNGでキャプチャ、編集、保存やアップロード、印刷、そしてOneNote、クリップボード、メールに送信できます。
JavaScript Toggle On and Off
Toggle JavaScript engines (inline, data URL, remote, and external) on and off the easy way
WEB.DE MailCheck
The safe way to access your personal mail.
Tab Reloader
An easy-to-use tab reloader with custom reloading time for individual tabs and more!
Scroll To Top
Scroll to top and vice versa in a window.
JSON Beautifier
JSON オブジェクトを Syntax 編集可能なハイライトされた HTML に変換して表示し、検証、フォーマット、保存を行います。
h264ify
Makes YouTube stream H.264 videos instead of VP8/VP9 videos
StudyTimer
A pomodoro timer extension to help you be more productive.
Qui-Quo
Scroll To Top Button
Scroll to top, bottom, or both. Click extension icon, on-page button, use context menu options, and/or keyboard shortcuts.
Screen Recorder
Record your computer's screen with just one click!
Undo Closed Tabs Button
Easily undo closed tabs via your browser's toolbar popup!
Boomerang for Gmail™
Allows you to schedule messages to be sent or returned at a later date.
Date Today
The best clock to see in one glance the current day and time. With an option to see the digital clock in the browser toolbar.
Minter Link
Minter Link — Minter Blockchain Multi Wallet & DApps connect
Calculator Smart Tools
Универсальный калькулятор от SmartTools для браузера. Без рекламы! С поддержкой тем.
Tab Suspender (Tab Unloader)
Automatically suspend (hibernate) inactive tabs to free up system resources
Shortcuts for Google™ Products
Displays all Google products in a single, space-saving, drop-down panel
ScrollAnywhere
Drag scrollbar with your middle mouse button anywhere on the page. Supports also "grab and drag" style and Momentum.
Tab Modifier
Take control of your tabs
Redirect Bypasser
Avoid redirects and has direct access to the sites you want to visit.
The Printliminator
A simple tool to make websites print better.
Browser Lock
Take control of your web browser privacy!
Window Layout Resizer
Resize the current window into different customizable layouts (Multiple monitors are supported).
YouTube™ All Flash® Player
Switch all YouTube™ Videos to Adobe Flash® Player.
Motivate Clock Extension
Time tracking extension, which allows to sync statistic of websites between browser and Motivate Clock desktop app for Windows.
Classic Images
Brings back image features from Opera 12
Limit - Set Limits for Distracting Sites
Limit your time spent on distracting sites. Limit is an extension that allows you to set time limits for distracting websites.