Google Cloud Platform provides SDKs for Cloud storage and also a number of other products for a different platform such as Node.js, Java, Python, Ruby, PHP, and go. It provides REST APIs if you are not using any client library. It also provides a command-line tool called gsutil that allows you to perform object management tasks, including the following:

• Upload, download, and delete objects
• List buckets and objects
• Move, Copy, and rename objects
• Edit object and bucket ACLs