Operating System

DragonFly 2.4 is a major release that brings a lot of new features, as you can read in their release notes. There’s also a 64-bit experimental version available. It is preferred that you choose a mirror site for downloads, for example Avalon or chlamydia.

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The Haiku Operating System is the open source resurrection of BeOS, the Be Operating System. The project started in 2001 under the name OpenBeOS and changed it’s name in 2004 to Haiku to circumvent any legal issues. The kernel is a fork of the NewOS kernel written by an ex-Be engineer. The Haiku team focussed on binary compatibity to BeOS 5 and started to replace single parts of the system with an open source alternative.

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OpenBSD 4.6 is scheduled for release on 2009-10-01. Pre-Orders are now accepted. The new release brings a new privilege-separated SMTP daemon, improvements over OpenBGPD, OpenOSPFD and other routing daemons, a per default enabled pf(4) that has stricter checking for ICMP and ICMP6 packets, improved driver support and many more changes. Here is the full list of changelog for OpenBSD 4.6

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One of the most interesting improvements made in DragonFly BSD are about the HAMMER filesystem which is now considered ready for productional use. It is also now possible to boot from a HAMMER-only disk, though this is still not recommended. On the kernel side first steps toward AMD64 support have been made, thanks to the Google Summer of Code 2008. For a complete list of changes and release notes have a look at the DragonFly 2.

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OpenBSD releases every half year a new version, usually at 1st of May and 1st of Nov. Now the upcoming version 4.5 has been tagged as BETA which should be available on the OpenBSD mirrors soon. You are invited to check it out and report bugs you find to make this release also a good and stable system. Reference: OpenBSD developer Miod Vallat tagged the operating system to 4.5-BETA.

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