拡張機能
Hola Free VPN Proxy Unblocker
Unblock websites blocked in your country, company or school with Hola VPN. Hola is free and easy to use!
Free Avira Phantom VPN - Unblock Websites
Climb over firewalls to access any site – securely and privately. Unlimited data & FREE.
Tampermonkey
The world's most popular userscript manager
Total AdBlock
Instantly block annoying ads, pop-ups & intrusive trackers with Total Adblock.
Enhancer for YouTube
YouTubeを自在に操って、ユーザー体験を向上させましょう!
Google™ Translate
Google翻訳で選択したテキストを翻訳します。
Adblocker for Youtube™
Block all Youtube Ads! Augment your YouTube experience with Fullscreen Theater Mode, Video Screenshot, Volume Booster and many more
Grammar and Spell Checker - LanguageTool
Check your texts for spelling and grammar problems everywhere on the web
I don't care about cookies
Get rid of cookie warnings from almost all websites!
GX Calculator
Simple GX-style calculator adapts to the current colors and also reacts to keystrokes.
Web Apps by 123apps
Edit, Convert, Create
DuckDuckGo for Opera
DuckDuckGo enhancements for Opera.
YouTube Downloader (UDL Helper)
Download music and videos from YouTube, Instagram, OK.ru. Supported MP3, MP4, WEBM. Screenshot button for online video players.
Turn Off the Lights
画面全体が暗くなり映画館にいる気分。YouTube™ ほか動画サイトでもOK。
Avast Online Security
Secure your Opera browser against real-time online threats, trackers, and scams.
Side Calculator
Calculator on the new sidebar of Opera.
uTorrent easy client
Extension add uTorrent web GUI in your web browser
Sidebar Sticky Note
Free HTML5 Sidebar Sticky Notes
Auto Refresh Page
Webページを自動的に更新します。指定された時間間隔で自動更新およびページモニター。
Twitch Channel Points Bonus Collector
Auto-clicks the Channel Points bonus button when it appears.
AdBlocker for YouTube™ Video
removes all sorts of advertisement and banners from YouTube
ColorPicker Eyedropper
A color-picker tool that allows you to select color values from webpages.
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。
Surfe.be — the extension with which you earn
Get paid for the time you spend on the Internet!
Evernote Web Clipper
Evernote の拡張機能を使用して、Web 上で見つけたページを Evernote アカウントに保存します。
Nimbus Screen Capture
ウェブページ全体やページの一部、またはブラウザウィンドウ全体をキャプチャ、スクリーンショットを編集し、ローカルファイルまたはGoogleドライブに画像を保存します。
VirtualShield - Fast and reliable VPN
Browse the web safely and anonymously. Built for privacy protection, backed by our fast, reliable, and secure network.
G App Launcher (Shortcuts for Google™)
Google™サービスやウェブサイトにすばやくアクセス
Set password for your browser ( Opera lock )
This extension will allow users to set password for the browser to avoid unauthorized access. Prompts for password on opera startup
Gmail Notifier
Multiple label and account notifier for Google Mail (Gmail)
Desktop Screen Record
Record the computer's screen, entire application or a single browser tab with audio support
h264ify
Makes YouTube stream H.264 videos instead of VP8/VP9 videos