Puppet Enterprise - Get started with Puppet Enterprise, or upgrade or expand.
Jenkins - Jenkins is an open-source continuous integration server with 300+ plugins to support all kinds of software development
Packer - Packer is an open-source software for creating identical machine images from a single source configuration.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Terraform - Tool for building, changing, and versioning infrastructure safely and efficiently.
Travis CI - Focus on writing code. Let Travis CI take care of running your tests and deploying your apps.