Kubernetes

vs

HashiCorp Nomad

Docker is an open-source platform that automates deployment and development life cycles with OS-level virtualization. These virtualization are called containers and contain application specific operating system, software and configurations that are built on deployment. Containers are encapsulated and work across systems, be it in local development or on production servers, they run anywhere. Docker provides a Community Edition (CE) and an Enterprise Edition (EE) and can be used for personal and enterprise level projects alike.

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.

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.

Rancher enables organizations to easily run containers in production. It is a complete free and open-source software stack for teams adopting containers. With Rancher, you no longer have to build a container services platform from scratch by combining various open source technologies. Rancher addresses the operational and security challenges of managing multiple Kubernetes clusters, while providing DevOps teams with integrated tools for running containerized workloads.

Docker Swarm is a container orcherstration tool based on Docker. With Docker Swarm you can manage multiple containers deployed across multiple host machines. Current versions of Docker includes swarm mode, which allows you to run Docker Engines as swarms. You can manage your Docker Swarm's with the Docker CLI, to create, deploy and manage your Docker Swarm's.