The Document Foundation (TDF) has made the first beta of LibreOffice 3.5 available for testing. This release will be followed by a RC1 release in late January . At the moment this office suite is recommended only for testing purposes. The 3.5 release will be a major release with a lot of changed planned to be incorporated in the release, notable of the lot being improved importing of Microsoft Visio files.
The more stable 3.4 series also saw the release of 3.4.5 RC1 . This release is also a test release and should not be used for “mission-critical” purposes.
Downloads for both releases are available at http://www.libreoffice.org/download/pre-releases/