TriTan is a developer centric, headless, or nearly headless CMS.
...Although you can use TriTan for your traditional CMS needs, you can also use it to build API centric applications.
TriTan is pretty stable at the moment, but it is currently in beta and should no be used in production until release 1.0.
Kite7 is a open source framework written in PHP with a unique CMS application on it. It's created for the web2.0 area and designed for big webpages like big portals. This is the 2.0 Version, the 1.6 was propitary for a big advertising group
This software is used to grab articles from a wordpress 'master site' and post articles back to a bunch of wordpress sister sites. This is mostly used by SEO professionnals to generate backlinks. This software is not a wordpress plugin!