Sudeep Acharya

This Plugin adds a widget functinality to your blog and you can place this widget in the Sidebar and link to your Social Media profile like Facebook and Twitter.
Currently this widget supports 11 Social Media including Rss and Email me option. This Plugin is easy to setup, you can configure the urls from Widgets option page. Also you have to include the full url including ‘http://’.
This Plugin supports the following Social Media: Facebook, Twitter, Google Plus, Linked In, Pinterest, YouTube, Instagram, Tumblr, Flickr, Rss and Email Me.

Beautiful Social Widget

With Beautiful Social Widget, you can link to your social media profile through Sidebar Widget.

acbaltaci

The simple and 100% working way of google +1 share button. It uses google external api to call. 
Please visit http://www.allthemesnulled.com for demo.

Google Plus Share and +1 Button

This plugin puts a google+ share button on top of posts.

Beautiful Social Widget vs Google Plus Share and +1 Button