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Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
Salt - Fast, scalable and flexible software for data center automation
Config - Config is a SaaS tool for Configuration File Management created for Programmers, Sysadmins, and IT...
Chef - Automation for all of your technology. Overcome the complexity and rapidly ship your infrastructure and apps anywhere with automation.
Python Fabric - Fabric is a Python library and command-line tool for streamlining the use of SSH for application...
Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.