Haiku, Inc., the non-profit group that has tasked itself with recreating the BeOS, just announced on Sunday, an Alpha 2 release of their R1 version of the Haiku OS.
The goal of R1 is to recreate the last official release of BeOS in Open Source (MIT License) form. BeOS is an operating system that competed with Windows, Mac and Linux on the desktop computer. The company that originally created it was Be, Inc. and was divested in 2001.
This is their second test release (Alpha). The released their first test version last September (2009).
To read the original press release and download the new test version, click the link below.