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
Avast Online Security
Avast Browser Security and Web Reputation Plugin.
Enhancer for YouTube
YouTubeを管理して、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。
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
Grammar and Spell Checker - LanguageTool
Check your texts for spelling and grammar problems everywhere on the web
GX Calculator
Simple GX-style calculator adapts to the current colors and also reacts to keystrokes.
DuckDuckGo for Opera
DuckDuckGo enhancements for Opera.
Side Calculator
Calculator on the new sidebar of Opera.
I don't care about cookies
Get rid of cookie warnings from almost all websites!
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。
uTorrent easy client
Extension add uTorrent web GUI in your web browser
Sidebar Sticky Note
Free HTML5 Sidebar Sticky Notes
AdBlocker for YouTube™ Video
removes all sorts of advertisement and banners from YouTube
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
Gmail Notifier
Multiple label and account notifier for Google Mail (Gmail)
ColorPicker Eyedropper
A color-picker tool that allows you to select color values from webpages.
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。
YouTube Downloader (UDL Helper)
Download music and videos from YouTube quickly. Supported formats are MP3, MP4, WEBM and others.
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.
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。
DownThemAll!
ブラウザ用マスダウンローダー
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。
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。
Tab Auto Refresh
Automatically refresh tabs based on custom time intervals
Bookmarks Import & Export
Opera Bookmarks Import & Export
Twitch Channel Points Bonus Collector
Auto-clicks the Channel Points bonus button when it appears.
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
h264ify
Makes YouTube stream H.264 videos instead of VP8/VP9 videos