Jackson Whelan

Allows you to paste iframe codes in the visual editor, just enclose within the [iframe][/iframe] shortcode.

iframe Shortcode

Paste iframe embed codes into the visual editor.

Kodetop

WP Youtube Player allow insert Youtube videos on WordPress using a single quicktag <code>[tube][/tube]</code>
Features
<ul>
<li>Easy install</li>
<li>Embed Youtube movies with simple code</li>
<li>Panel for easy configuration</li>
<li>Config Player version (AS2 & AS3)</li>
<li>Support config themes for player</li>
<li>Support HTML5 Player</li>
<li>Support tubePlayer (http://blog.unijimpe.net/tubeplayer/) for play videos.</li>
<li>Generate <code><object></code> code for Feed compatibility </li>
<li>Generate <code><object></code> code optimized for iPhone</li>
</ul>
For insert single youtube video on Post Content or Text Widget you can use ‘Youtube URL’, ‘Youtube Embed URL’ or ‘Youtube Video ID’:
<pre><code>[tube]http://www.youtube.com/watch?v=AFVlJAi3Cso[/tube]

[tube]http://www.youtube.com/v/AFVlJAi3Cso[/tube]

[tube]AFVlJAi3Cso[/tube]
</code></pre>
To insert video with specific size can user width and height:
<pre><code>[tube]http://www.youtube.com/watch?v=AFVlJAi3Cso, 500, 290[/tube]
</code></pre>
To insert video on template, use the php code:
<pre><code><?php wp_youtubeplayer("movie.swf", "width", "heigth"); ?>
</code></pre>
For more information visit <a href="http://blog.unijimpe.net/wp-youtube-player/" title="plugin website" rel="nofollow ugc">plugin website</a>

iframe Shortcode vs WP YouTube Player