New to this latest release, Wine 1.5.28, are the following official changes:
- GnuTLS used for all secure connections, OpenSSL is no longer needed.
- Mac driver enabled by default.
- Built-in FixedSys fonts.
- New icon for the joystick control panel.
- Postscript driver improvements.
- Various bug fixes.
Officially, there's 21 bug fixes over the Wine 1.5.27 release from two weeks ago.
More details on Wine 1.5.28 can be found at WineHQ.org.