Sutherland Boswell

Import your latest Google+ activity into your site as posts. Currently supports most types of activity on Google+ with more options coming soon.
This is an early version so use wisely. Please let me know about any bugs or requests.
<h3>Roadmap</h3>
This plugin is currently in its early stages, so send your feedback or ideas to sutherland.boswell@gmail.com and I’ll keep them in mind as development continues. Look for frequent updates, new features, and bugfixes.

Google+ Importer

Automatically create new WordPress posts from your activity on Google+ using Google+ Importer

straps

Dynamic widget to insert classic social buttons and counters on your sidebar. 
Title changes based on page type users are visiting (Home, pages and posts). 
Insert a comma separated list of social sites in the order you want and start sharing. 
Play with all of the configuration options to reach the best visual appeal. 
Never forget to share your posts anymore and start increase visitors for your web site. 
Internationalization support via widget admin added.
See also: <a href="http://www.strx.it/2010/11/simple-sharing-wordpress-widget/" rel="nofollow ugc">Official Blog Post</a>.

Strx Simple Sharing Sidebar Widget

Dynamic widget to insert classic social buttons and counters on your sidebar.

Google+ Importer vs Strx Simple Sharing Sidebar Widget