Wine v1.5.15 Final is released. Wine is a project to allow a PC running a Unix-like operating system and the X Window System to run x86 programs for Microsoft Windows. Alternately, those wishing to port a Windows application to a Unix-like system can compile it against the Wine libraries.

Wine v1.5.15 Final Changelog:
- Full support for layered windows.
- New version of the Gecko engine based on Firefox 16.
- Support for broadcast sockets used by networked games.
- Downloaded add-ons installers are now cached.
- Support for persistent Internet cookies.
- String optimizations in JavaScript.
- Various bug fixes.

Download: Wine v1.5.15 Final
Source: Here