延伸套件
Hola Free VPN Proxy Unblocker
Unblock websites blocked in your country, company or school with Hola. Hola is free and easy to use!
Tampermonkey
The world's most popular userscript manager
Enhancer for YouTube
擁有大量有趣的功能增進您的 YouTube™ 使用者體驗。
ibVPN - Best VPN & Proxy
Best VPN & Proxy for Unblocking Restricted Websites
VirtualShield - Fast and reliable VPN
Browse the web safely and anonymously. Built for privacy protection, backed by our fast, reliable, and secure network.
Avast Online Security
Avast Browser Security and Web Reputation Plugin.
Adblock Fast
The world’s fastest ad blocker! Same ad blocking, 8x accelerated page loading.
Free Avira Phantom VPN - Unblock Websites
Climb over firewalls to access any site – securely and privately. Unlimited data & FREE.
DuckDuckGo for Opera
DuckDuckGo enhancements for Opera.
Bookmarks Import & Export
Opera Bookmarks Import & Export
Evernote Web Clipper
使用 Evernote 擴充套件，將您在網路上的所見所聞儲存至 Evernote 帳戶。
Turn Off the Lights
觀賞影片時讓整個畫面變暗，彷彿置身電影院。適用于 YouTube™及以上。
Pocket (formerly Read It Later)
擷取文章、短片等内容的最簡捷方法。
uTorrent easy client
扩展添加uTorrent的网页图形用户界面在网页浏览器
Nimbus Screen Capture
Screen Capture FULL Web page or any part. Edit screenshots. Record screencasts - record video from your screen.
Gmail Notifier
支持多个标签和帐户的通知工具，适用于 Google Mail (Gmail)
I don't care about cookies
Get rid of annoying cookie warnings from almost all 'infected' websites!
Capture Webpage Screenshot - FireShot
捕捉網頁截圖，然後編輯，並將它們保存到PDF，JPEG，GIF，PNG或BMP，上傳，打印，在Photoshop中打開，複製到剪貼板或電子郵件
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
Youtube to MP3 Converter
Convert Youtube to MP3, the most trusted YouTube to MP3 tool. It's fast, free, download instantly and no registration is required.
FVD Speed Dial - New Tab Page
New Tab Page Replacement with 3D Speed Dial and predefined images, sync and organize your bookmarks, groups, and most visited
YouTube™ Flash-HTML5
Play YouTube Videos in Flash or HTML5 Player
ColorPicker Eyedropper
A color-picker tool that allows you to select color values from webpages.
Pushbullet
Bringing together your devices, friends, and the things you care about.
Gmail Notifier
Notifies you about unread e-mail in your Gmail account.
AdBlocker for YouTube™ Video
removes all sorts of advertisement and banners from YouTube
Side Calculator
Calculator on the new sidebar of Opera.
Tab Auto Refresh
Automatically refresh tabs based on custom time intervals
User-Agent Switcher
Quickly and easily switch between popular user-agent strings.
Google Keep Sidebar
Access to Google Keep website on the sidebar.
SimpleProxy
A simple proxy management tool
MailTrack for Gmail
免費無限郵件追蹤。Gmail和Google收件箱中的雙勾號（✓✓)