The usenet tree comp.os
Thu Aug 28 21:38:51 UTC 2008
Sub Groups of comp.os
coherent
cpm
darwin (1 subgroup)
geos (1 subgroup)
linux (18 subgroups)
lynx
minix
misc
ms-windows (39 subgroups)
msdos (6 subgroups)
netware (1 subgroup)
os2 (21 subgroups)
os9
plan9
qnx
vms
vxworks