Alternatives to: Puppet

Ansible is an open-source IT automation engine that simplifies and accelerates IT operations through automation.

CFEngine is a versatile automation platform for infrastructure management, security, and compliance, available in open-source and commercial versions.

Rudder is an automation software platform for simplifying and securing IT infrastructure management, offering continuous configuration management, multi-OS patch management, and standard compliance.

SaltStack is an open-source automation and infrastructure management platform.

StackStorm is an open-source automation platform for connecting and automating workflows across applications, services, and infrastructure.

Terraform is an open-source infrastructure as code software tool for automating the provisioning and management of any cloud, platform, or infrastructure.