Count at Title+ adds a counter of unread messages in the header tabs to Google+. Found via +Orli Yakuel
Developed by +Dmitry M
Read a review on GTools+ via ghacks
GTools+ add many useful features for Google+ services. You can: stick the google bar, translate posts, customize notification color, change the google chat place, add notification for Gmail and Reader and more.
Developed by Patrick Perron
If you are comfortable with some code editing in your self-hosted WordPress installation then TheNextWeb & Alex Moss, have a nice hack for you.
Add a Google+ share button to your WordPress blog with this plugin
Tab for Google+ is free for a limited time only via the Mac App Store.
A Google+ client for the Apple Mac which sits within your menu bar meaning you can Google+ sans browser.
A few issues to note.
Found via +Roger Byrne and Macgasm
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