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!
Tampermonkey
The world's most popular userscript manager
Avast Online Security
Avast Browser Security and Web Reputation Plugin.
Free Avira Phantom VPN - Unblock Websites
Climb over firewalls to access any site – securely and privately. Unlimited data & FREE.
Enhancer for YouTube
YouTube™のユーザーエクスペリエンスを向上させる多数の機能。
Google™ Translate
Google翻訳で選択したテキストを翻訳します。
Grammar and Spell Checker - LanguageTool
Check your texts for spelling and grammar problems everywhere on the web
Total AdBlock
Instantly block annoying ads, pop-ups & intrusive trackers with Total Adblock.
Adblocker for Youtube™
Block all Youtube Ads! Augment your YouTube experience with Fullscreen Theater Mode, Video Screenshot, Volume Booster and many more
DuckDuckGo for Opera
DuckDuckGo enhancements for Opera.
GX Calculator
Simple GX-style calculator adapts to the current colors and also reacts to keystrokes.
uTorrent easy client
Extension add uTorrent web GUI in your web browser
I don't care about cookies
Get rid of cookie warnings from almost all websites!
Side Calculator
Calculator on the new sidebar of Opera.
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。
Sidebar Sticky Note
Free HTML5 Sidebar Sticky Notes
Twitch Channel Points Bonus Collector
Auto-clicks the Channel Points bonus button when it appears.
Buster: Captcha Solver for Humans
Save time by asking Buster to solve captchas for you.
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
NordPass Password Manager & Digital Vault
NordPass is your freedom from password stress. Generate and securely store strong passwords and autofill them with a single click.
Bookmarks Import & Export
Opera Bookmarks Import & Export
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。
ColorPicker Eyedropper
A color-picker tool that allows you to select color values from webpages.
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。
Gmail Notifier
Multiple label and account notifier for Google Mail (Gmail)
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。
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
DownThemAll!
ブラウザ用マスダウンローダー
AdBlocker for YouTube™ Video
removes all sorts of advertisement and banners from YouTube
VirtualShield - Fast and reliable VPN
Browse the web safely and anonymously. Built for privacy protection, backed by our fast, reliable, and secure network.
Tab Auto Refresh
Automatically refresh tabs based on custom time intervals
Pocket (formerly Read It Later)
記事、ビデオなどをキャプチャする最も速く簡単な方法です。