Wine is one of the most popular solutions for simulating "Windows Only" programs on Linux. The release of Wine 1.0 RC4 marks a new milestone, as it is now very close to the official release of Wine 1.0. The official version of Wine 1.0 was originally scheduled for June 1st this year, but due to various reasons, it did not launch as planned, and the exact date of its official release remains uncertain. The main bug fixes in Wine 1.0 RC4 include: