Blocks banners, text ads, video ad on YouTube, all kinds of popups and tracking systems.
Reddit Enhancement Suite
A suite of modules that enhance your Reddit browsing experience
Bookmarks by the Side
A simple bookmarks sidebar.
Calculator on the new sidebar of Opera.
Speed Dial for Gmail
A minimal SpeedDial extension to show the unread email count and title.
Check road conditions in a glance.
Outlook.com Speed Dial
***NOT SUPPORTED ON NEW OUTLOOK.COM*** Outlook.com Speed Dial extension shows you if you have new messages when you're logged in. Based on stormbreakerbg's Speed Dial for Gmail (http://bit.ly/1dVLC2R) and tombb's Outlook.com Notifier (http://bit.ly/17qEZ3D).
Youtube on speeddial
Shows videos from Youtube subscriptions on speeddial
Bookmark Manager and more ....
convert2mp3.net Online Video Converter
Adds an option to convert YouTube.com, Dailymotion.com, Vevo.com and Clipfish.de Videos online to MP3, MP4 and more formats
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
Block ads seamlessly on popular websites
Disable HTML5 Autoplay
Disables autoplay of all HTML5 audio and video
Black Menu for Google™
The easiest access to the Google universe
Notifies you about unread e-mail in your Gmail account.
MailTrack for Gmail
Email tracking free and unlimited. Add the double check marks (✓✓) to your Gmail.
SAY GOODBYE TO ADS! Browse Safely. Optimize Surfing.
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
Webpage Screenshot Free
Awesome high quality screenshots of any webpage. Like no other extension, it is elegant and simple to use. It just works!
Quickly and easily switch between popular user-agent strings.
Awesome Screenshot: Capture & Annotate
Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, blur sensitive info, one-click upload to share. Support PNG and shortcuts.
RSS Reader for Opera 15+!
Steam Trader Helper
This extension facilitate the work on the Steam Community Market.
QR Codematic allows you to easily generate QR codes.
Enlarge thumbnails on mouse over. Works on over 100 sites and is totally free from shady updates, ads or 3rd party tracking.
Boomerang for Gmail™
Allows you to schedule messages to be sent or returned at a later date.
Speeds up browsing over the time, by adding missing Cache-Control response headers.
Google Keep Sidebar
Access to Google Keep website on the sidebar.
Instapaper browser extension to save links for offline reading.
Phone-styled digital clock with Moon Phases! Now with configurable skins