Opendcim - a free, web based Data Center Infrastructure Management application.
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
NetZoom - Use NetZoom Data Center Infrastructure Management (DCIM) Solutions to solve data center challenges of managing Assets, Change, Capacity, Connectivity while Optimizing Power, Space, and Cooling.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Symantec Server Management Suite - Symantec Server Management Suite provides solutions to provision, control, automate, and monitor physical and virtual servers across a wide array of platforms.
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.