RackTables - Racktables is a nifty and robust solution for datacenter and server room asset management.
DCImanager - DCImanager is a platform for managing physical equipment. Connect any physical equipment to a single platform. Use the platform to manage your servers, switches, PDU as well as physical and virtual networks.
EasyDCIM - EasyDCIM Is an Control Panel For Automated Data Center Management By ModulesGarden.
NetBox - NetBox is an open source web application designed to help manage and document computer networks. NetBox was developed specifically to address the needs of network and infrastructure engineers.
NOC-PS - NOC-PS server provisioning system.
Tenantos - Tenantos is a all in one server management platform for hosting providers and datacenters.