For those of you that are not subscribed to the development mailing list, here you can find the official release message as posted by Sebastian (aka Mauser) on August 4th
i'm happy to announce the final release of Hydrogen 0.9.6. I'm pretty sure that most of the users are already working with a 0.9.6-beta version, but here again is a small list of the most important changes in 0.9.6:
* new build system (cmake)
* add undo for song/pattern editor
* jack-session support
* jack-midi support
* several bug fixes
* tabbed interface
* several small changes to the GUI
* improve ExportSong add use of TimeLineBPM,
RubberbandBatch processor and different types of resample interpolation
The release can be downloaded via github: https://github.com/hydrogen-music/hydrogen/archive/0.9.6.tar.gz
At this time, this is a linux-only release. Installers for Windows / OSX may follow in the future.
Big thanks to all those wonderful people who made this release happen and who are keeping this project alive!