Rancher is described as 'open source container management platform built for organizations that deploy containers in production. Rancher makes it easy to run Kubernetes everywhere, meet IT requirements, and empower DevOps teams' and is an app in the os & utilities category. There are more than 25 alternatives to Rancher for a variety of platforms, including Linux, Online / Web-based, Mac, Windows and Self-Hosted solutions. The best alternative is Cloudron, which is both free and Open Source. Other great apps like Rancher are Kubernetes, Portainer, OpenShift and Lazydocker.
Cloudron is a complete solution for managing apps & users on your own server. Easily deploy production ready apps from the app library and keep them automatically up-to-date. It even comes with a built-in email server and web clients!.
Portainer Community Edition is a lightweight service delivery platform for containerized applications that can be used to manage Docker, Swarm, Kubernetes and ACI environments. It is designed to be as simple to deploy as it is to use.
Minor rant incoming: Something's not working? Maybe a service is down. docker-compose ps. Yep, it's that microservice that's still buggy. No issue, I'll just restart it: docker-compose restart. Okay now let's try again. Oh wait the issue is still there. Hmm.