New submitter kallisti5
writes "The Haiku project released their 4th alpha release today. A year and four months have passed since the 3rd alpha release. Haiku R1A4 includes several enhancements such as a large number of bug fixes, early IPv6 support, better drivers, improved file system support, better localization, and a wide variety of new features and applications."
Multimedia enhancements include support for modern Intel and Radeon HD cards.