AlternC

http://www.alternc.org/


ASM (Account Services Manager)

http://www.acctmgr.com/


Baifox

http://baifox.berlios.de/


BasHCP

http://bashcp.dotbas.net/


DTC (Domain Technologie Control)

http://www.gplhost.com/software-dtc.html


ISPConfig

http://www.ispconfig.org/


Syscp

http://www.syscp.de/


VHCS

http://www.vhcs.net/


Virtualmin


http://www.virtualmin.com/


Webmin

http://www.webmin.com/


Zpanel

http://thezpanel.com/