The official features of this new Wine 1.5.10 release include:
- New version of the Gecko engine based on Firefox 14.
- Support for OpenGL in the DIB engine using libOSMesa.
- Off-screen rendering is now the default in Direct3D.
- Some more WMI infrastructure.
- Various bug fixes.
Additional information is available at WineHQ.org. Other Wine 1.5.x series changes are detailed in this listing.