General Knoppix support for those who've read the FAQ at the Wiki
1U BareMetal pfsense opnsense Router Firewall DNS Server 6x 10GB Ethernet Ports
$149.00
Australia Linux Server- 32 GB RAM + 500 HDD + 6 Core processor
$66.20
SUSE Linux Operating System Software | Enterprise Server 9
$15.00
The Complete Redhat Linux 5.2 Operating System Deluxe Secure Server New Sealed
$25.00
PFSENSE 15" Depth Server Supermicro X11SSH-F E3-1240 V5 V6 - 128GB NVME 32GB RAM
$359.00
IBM 8247-21L S812L 10-core 3.42 GHz 128GB 2x 300gb 12x SFF Power8 Linux Server
$649.00
1U 10 SFF Bay Supermicro Server X10DRW-iT 2x Xeon E5-2690 V4 128GB DDR4 RAM
$399.00
IBM Power8 S822L 20-Core 3.42GHz 256Gb 1.2Tb 40G Elastic Storage Server 5148-22L
$599.95
SQL Server 2019 Standard 16 Core 10 User CAL DVD Pack
$317.85
VPS Windows / Linux Server - 12GB RAM, 4 Core, 1 TB HD, Unltd. bandwidth 1 Year
$278.06