Rudder - Rudder is an easy to use, web-driven, role-based solution for Continuous Automation and Compliance.
Chocolatey - The sane way to manage software on Windows.
Ansible - Radically simple configuration-management, application deployment, task-execution, and multi-node orchestration engine
Scoop - A command-line installer for Windows
Chef - Automation for all of your technology. Overcome the complexity and rapidly ship your infrastructure and apps anywhere with automation.
Ninite - Ninite is the easiest way to install software.