With tGoogle Shortcuts extensions you get access to your favorite Google services in a convenient and space-saving way.
Besides the support for your very own Google Apps domain the look and feel is fully customizable: sortable, with or without labels, vertical or horizontal, or inside an even more space-saving popup.
Display all Google™ services as buttons in a space-saving popup next to your address bar. Reach services like Gmail, Google Reader, Google Maps, Google Calendar, and many more in just two clicks from your browser. The extension includes more than 160 Google services and websites.

Main Features:

Over 110 Google services, continously updated
Service buttons can be sorted according to your needs (not only alphabetically)
Support for Google Apps specific URLs for your own domain
Use Google's URL shortening service goo.gl to easy make short URLs
GMailThis! button to directly mail a selected text on a webpage. Also available as GBuzz This! and GRead This! for Buzz and Reader
Direct links for creating a new Document, Presentation, Spreadsheet, Drawing, or Form
Left click on a button opens the service in the current tab
Middle click (or Ctrl + left click) opens a new tab
Hovering over a service displays a short information
Add your own URL button like Facebook
Change URLs of services
Change names of services
Select your own icon for a custom button (default: the favicon of its URL will be used)
Choose the size of your icons - 16px, 24px, 32px, 42px, 48px, and 64px icons
Suuports both the new and the old Google icon set
Add separators to define groups
Select multiple services to add, remove, or move in the lists