Bainternet

This Plugin lets you add the new Google +1 button to your site or blog automatically in your posts or pages.
Main features:
<ul>
<li>Automatically button to posts, pages.</li>
<li>Easy configuration screen.</li>
<li>Four display styles (standard, small, medium, tall).</li>
<li>Show \ Hide count.</li>
<li>Over 40 languages to choose from.</li>
<li>Use as shortcode.</li>
<li>Use as template tag for easy integration with your theme or plugin.</li>
<li>Use in widgets.</li>
<li>
any Feedback is Welcome.</li>
</ul>
check out my <a href="http://en.bainternet.info/category/plugins" rel="nofollow ugc">other plugins</a>

Simple Google +1 Button

This Plugin lets you add the new Google +1 button to your site or blog.

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.

Simple Google +1 Button vs Strx Simple Sharing Sidebar Widget