Radek Mezulanik

Plugin show social icons on all page sides. You can choose from 4 icon sizes
Supported social networks:
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<li>
Facebook
</li>
<li>
Twitter
</li>
<li>
Google+
</li>
<li>
LinkedIn
</li>
<li>
RSS feed
</li>
</ul>

Zedna Social Share Floating Buttons

Show floating social share buttons on the side and size you want.

followalter

This plugin makes the right sidebar on post.php pages (where you edit a post) stick to the top of the screen when you scroll, so all functions of the sidebar stay within reach. It works with the classic version of the editor.
If the total height of the sidebar is larger than the window height, the sidebar sticks to the bottom instead, so the whole sidebar can be made visible through scroll.
On top of this, when you publish or update a page, the plugin will make the page scroll down to the previous scroll position.
This saves users from both having to scroll up (because of the stickiness) and having to scroll down again (using the previous scroll position) every time they update a post!

Admin Sticky Sidebar

This plugin makes the right sidebar on post.php pages (where you edit a post) stick to the top of the screen when you scroll, so all functions of the  …

Zedna Social Share Floating Buttons vs Admin Sticky Sidebar