Rancher

vs

Docker

Red Hat OpenShift is the hybrid cloud platform that contains a family of containerization software products developed by Red Hat. With OpenShift you can manage With OpenShift you can manage Kubernetes containers with full-stack automated operations to manage hybrid cloud, multi-cloud, and edge deployments. Part of OpenShift is the flagship product is the OpenShift Container Platform, an on-premises platform as a service built around Docker containers orchestrated and managed by Kubernetes on a foundation of Red Hat Enterprise Linux.

Cloudron immutable infrastructure platform that makes it easy to run and maintain web applications on your server. It allows you to easily migrate your apps across servers and cloud providers. Due to the complexity of self-hosting applications, Cloudron was built, so that you can focus on building and using your apps instead of worring about system administration and DevOps.

Swarmlet is a free and open-source, self-hosted Platform as a Service that runs on any single server. It's mainly intended for use with multiple servers, a server cluster / swarm. Swarmlet is inspired by Dokku and brings the same simplicity to Docker Swarm. Swarmlet also uses Traefik v2 and Let's Encrypt to provide automatic SSL and load balancing on your apps.

Dokku is a free and open-source project that helps you build and manage the lifecycle of applications. With Dokku developers can setup their own PaaS (Platform-as-a-Service) in a matter of minutes. Dokku provides extra plugins which can be used to manage database, and tools needed for your application. If you need to server your application over HTTPS, Dokku got you covered as well, with the help of Let's Encrypts free TLS certificates.

Apache Mesos a free an open-source cluster orchestration platform. It allows you to allocate dynamic resource between applications and enables you to build fault-tolerant and elastic distributed systems. With Apache Mesos, your applications are only aware of the resources of a particular partition or machine they are running on. It also provides an abstract view of all resources used by any application in the system, where you can allocate resource, per application basis. Apache Mesos is battle-tested and industry proven to easily scale to 10,000s of nodes.

Podman is a daemonless container engine that allows you to develop, manage, and run OCI Containers on your Linux System. With Podman you and your team can easily manage containers, pods, and container images.