Gelato has nothing to do with the cool, creamy Italian treat. But it might suit your fancy anyways.
It’s an open source tumblelog (aka microblog) CMS build on AJAX, PHP, and MySQL. Users are completely free to peruse the source code, request features they’d like to see, and read the wiki at Gelato’s homebase, Google code. Gelato features stylish templates and themes that work in tandem to create great looking sites. Find all Gelato’s themes and style sheets in the subdirectory themes/. Post formats included with Gelato are photos, video, audio, links and dialogues. Download Gelato now for free, or donate via PayPal.
GelatoCMS.com In Their Own Words
“The gelato project is open source (you can use and change the original source code freely). You can browse the source code, request features and read the wiki from the Gelato home at Google code.”
Why GelatoCMS.com It Might Be A Killer
Chic name, nice looking cms. Gelato is a flexible and free CMS for tumblelogs which are becoming increasingly more hip each day. It’s simple but it works.
Some Questions About GelatoCMS.com
Is there a huge market for this? How comprehensive is it? 
