Old-styled notes in your extensions sidebar. http://fidel.im/classic-notes?en
Easy and quick way to view and control your IP-cameras
No more duplicated tabs!
It will not allow for duplicated tabs in your tabs bar. Less tabs will give you better performance of your browser and easier overview of the tab bar.
Disable images on current site.
Alarm and countdown timer.
Email Notifier is a notification extension that works with Gmail™, Yahoo! Mail, Live Mail, iCloud Mail, Mail.com and AOL Mail
Astronomy picture of the day
This extension shows the Astronomy Picture Of The Day in speeddial.
Instant Currency Rates
Get updates to the latest currency exchange rate in an Opera Speed Dial.
vTabs - Opera
Vertical panel with tabs
Calculator with multiple math functions that help people doing math easily.
Github HTML Preview
Adds a shortcut for HTML preview on Github.
Provide quick sorting by date option on YouTube search page.
Derpy URL Shortener
Shorten links with derp
Save time and effort in emails, etc. with ProKeys! Define snippets, do math in browser, auto complete braces, and much more.
Kantar Media Virtualmeter
Kantar Media Virtualmeter for use by Kantar Media Panelists
The Hyperlink, 2.0
Simple calendar + current date on your toolbar
See real in-depth website engagement, traffic sources, and site ranking information with SimilarWeb extension.
Hide annoying videos on YouTube from any channel you want!
Reddit Enhancement Suite
Reddit Enhancement Suite - a group of enhancements for browsing Reddit
uTorrent easy client
Extension add uTorrent web GUI in your web browser
Store, tag, search with your small notes.
Easy Tab Manager
Advance tab and Window management tool.
Copy Frame Address
Right click and copy a frame's address to clipboard.
Stop Mod Reposts
Detects and warns against sites known to illegally repost Minecraft mods.
XenoLeo – Leo Recherche
Lookup words in the Leo Online Dictionary
YouTube™ Auto Pause/Stop
Automatically Pause or Stop YouTube™ Videos from Playing.
QR Codematic allows you to easily generate QR codes.
start.me - customize your new tab home page
The ultimate personal start page - start.me
Open new tab
Open links as background tabs by clicking links and holding for a half second.