Migration from 1.8.x MySQL,Postgres
Test sase steps
Requirement versioning
Requirement search
Req. spec search
Improvements in session timeout
Some improvements in page layout

Related link: More information (external link)

Main new features:
* Support for more platforms in test plans. For example, testing under Ubuntu, Debian and Fedora. Users can see metrics for all these platforms separately.
* More accurate metrics.
* Improved security.
* and many minor improvements and fixes.

Known issues:
* No documentation update
* No migration (only fresh installation supported)

The next features are still in development to 1.9 release:
* Requirements versions
* Test case: step-by-step structure
* Infrastructure list

Related link: More information (external link)