Gyro Tool is described as 'Gyro is an open source command-line tool for creating, updating, and maintaining cloud infrastructure. Gyro makes infrastructure-as-code possible. Gyro is licensed under the Apache 2.0 license'. There are three alternatives to Gyro Tool for Linux, Mac, Windows and Online / Web-based. The best alternative is Terraform, which is both free and Open Source. Other great apps like Gyro Tool are Pulumi (Free, Open Source) and AWS CloudFormation (Free).
AWS CloudFormation gives developers and systems administrators an easy way to create and manage a collection of related AWS resources, provisioning and updating them in an orderly and predictable fashion.