Bloafer

Use this plugin to apply <a href="https://wordpress.org/extend/plugins/share-rail/screenshots/" rel="ugc">floating shares</a> to your posts and pages.
This is very similar to the one found on mashable.com.

Share Rail

Use this plugin to apply floating shares to your posts and pages.

paulmac

Uses a short javascript to remove any containing frames around your WordPress site. The Digg toolbar now adds frames to sites, affecting site owners traffic stats and SEO. Using “WP Frame Breaker” will force your site out of the Digg containing frame.

WP Frame Breaker

Adds a short javascript to your blog header to break out of any containing frames

Share Rail vs WP Frame Breaker