jwenl

This plugin provides support for using oEmbed in your WordPress blog.
Rick media Example: 
[oembed:http://polldaddy.com/oembed?url=http://answers.polldaddy.com/poll/2431815/&format=xml] 
This will put the selected polldady poll on your blog
Photo example Flickr: 
[oembed:http://www.flickr.com/services/oembed/?url=http://www.flickr.com/photos/23886028@N04/3983995799/in/set-72157622398187791/] 
This will put a Flickr photo into your posting.
Video example Youtube: 
[oembed:http://www.youtube.com/oembed?url=http://www.youtube.com/watch?v=yvdbqcbRH50&format=json]

oEmbedder

This plugin provides support for using oEmbed in your Wordpress blog.

Will Earnhardt

michaelryanmcneill

WebDotUNC

This plugin allows you to more easily embed <a href="http://www.qualtrics.com/" rel="nofollow ugc">Qualtrics</a> surveys on your WordPress site.
To embed a Qualtrics survey, simply paste the public URL to your survey on its own line in the editor. WordPress will do the rest.
You can change the default embed settings on the Settings > Qualtrics Settings page.

Qualtrics Survey Embeds

Adds a Qualtrics Embed Handler to WordPress allowing for quick survey embeds.

oEmbedder vs Qualtrics Survey Embeds