Nathan Osman

Want to display advertisements for open source projects on your blog? StackAd makes it easy to do this. The Stack Exchange network consists of sites with questions like <a href="http://meta.askubuntu.com/q/2158" rel="nofollow ugc">this one</a> that allow users to submit community ads that are displayed on the site’s home page. Thanks to the <a href="http://stackapps.com" rel="nofollow ugc">Stack Exchange API</a>, the data required to display the advertisements can be retrieved easily and used to display the ads on your blog.

StackAd

StackAd provides an easy way to advertise open source projects on your blog with minimal effort.

yfngdu

J Federico

blindsidenetworks

<a href="http://bigbluebutton.org/" title="BigBlueButton" rel="nofollow ugc">BigBlueButton</a> is an open source web conferencing system. This plugin integrates BigBlueButton into WordPress allowing bloggers to create and manage meetings rooms to interact with their readers. It was developed and is maintained by <a href="http://blindsidenetworks.com/" rel="nofollow ugc">Blindside Networks</a>.
For more information on setting up your own BigBlueButton server or for using an external hosting provider visit <a href="http://bigbluebutton.org/support" title="http://bigbluebutton.org/support" rel="nofollow ugc">http://bigbluebutton.org/support</a>.

BigBlueButton

This lightweight plugin integrates BigBlueButton functionality into Wordpress.

StackAd vs BigBlueButton