Question: What are the ways I could try spinnaker for trial purposes?

Answer: You can install your own spinnaker in the following ways:

1. In a Kubernetes cluster using helm charts: https://blog.opsmx.com/deploying-spinnaker-to-kubernetes-using-helm-chart/
2. Standalone on a VM: https://blog.opsmx.com/spinnaker-oes-easy-install-on-single-node-kubernetes/
3. In AWS via AWS Marketplace: https://blog.opsmx.com/opsmx-spinnaker-aws-marketplace/