The Jaguar RTOS is available here: http://sourceforge.net/projects/jaguaraudiodes/files/ I've used it to create a bootable thumb drive that turns a PC into a dedicated Linux audio server. Results have been impressive IMO, though I have some issues with the Rhythmbox media player that's included...

Gary of Electric Avenues really stands behind his product. My PA2V2 portable amp, that I bought from him six or seven years ago, had developed a loose output socket -- all it cost me was $3 to air-mail the unit back to Gary and he fixed it up like new, shipped it right back to me, no charge.  ...

The enigmatic Pkshan has been going through a flurry of updates to his variation of Foobar 2000 -- he's now up to what he's labeled as version XE12A:   http://blog.sina.com.cn/s/blog_72b3301c0100rvot.html   Still just as weird and user-hostile as before, no FLAC support, no VST, etc...

pkshan doesn't seem to be posting on this forum anymore, but for those who are interested in his Foobar HE project, the latest 3.7 version is available on his blog:   http://blog.sina.com.cn/s/blog_72b3301c0100rvot.html   I've downloaded and installed it, seems to work fine.