Calculates sides of right angled triangle using Pythagoras Theorem Calculator. Give two sides, third can be computed using this
Add presents directly to your PresentCode list with this extension.
re:act makes it easy to do something about your interests by connecting you to Do-It, as you browse the web
This extension reward and recognize your collegues
Select someone you like and see if they like you too. No more friend zone!
This will add a button to your tool bar and when pushed it will pop up a shout out box.
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Surface Area of a Sphere
Computes surface area of sphere based on given radius of the sphere. Also calculates Volume.
Replaces '!?' and '?!' with an interrobang.
The Green Web
Automatically check the sustainability of a website with The Green Web add-on.
Search title on titlovi.com site
Get realtime timetable information for Irish Rail stations. Source: https://github.com/paddy2k/Speeddial-Traein
Tweet my Googles
A simple extension that posts your Google searches to Twitter in realtime.
Zygy Addon for Opera
Zygy Gatekeeper, a Personal Assistant platform for multiple sites, collating personal notifications and organising them into one place to be actioned.
Emoji Keyboard is a free extension that lets you view and input emojis on the Opera web browser of your computer
Opera Chat. Simple, personal.
Compress images with Zara 4. Simply right click and compress.