After a lengthy 14 months of development time, the final version of ImpressCMS 1.2 has been released.
ImpressCMS started as a fork of XOOPS CMS and has had a pretty successful history so far. Having won an award in 2009 for Most Promising Open Source CMS, this system has done very well since its inception.
Some of the features in this release include:
A full change log can be found here: ImpressCMS 1.2 Changelog
Alternatively, you can read the announcement here: ImpressCMS 1.2 release announcement