Aaron Butacov

This simple plugin allows you to use the tab-key inside the post editor to indent code or paragraphs.
This plugin should work with all versions of WordPress, but has not been tested in versions earlier than 2.9
<ul>
<li>Allows for both multi-line and single line indenting</li>
<li>Works in all major browsers.</li>
<li>Toggle-able on each post. Enable or disable tabs automatically without reloading the page.</li>
<li>Only works in the HTML editor</li>
</ul>

Tabs in Post Editor

Write code in the WP post editor? Hate not being able to use [tab]s? Now you can.

Zeno Popovici

Graffino

miguelibero

This plugin adds 1 button to <a href="http://tinymce.moxiecode.com/" rel="nofollow ugc">TinyMCE</a> to clear floating elements. It also adds divs to valid tags so they won’t be deleted if empty.
Originally by <a href="https://wordpress.org/plugins/tinymce-clear-buttons/" rel="ugc">Miguel Ibero</a>.

Clear Floats Button

Adds clear float button to TinyMCE Editor.

Tabs in Post Editor vs Clear Floats Button