OpenStack vs VMware vSphere: What are the differences?
OpenStack: Open source software for building private and public clouds. OpenStack is a cloud operating system that controls large pools of compute, storage, and networking resources throughout a datacenter, all managed through a dashboard that gives administrators control while empowering their users to provision resources through a web interface; VMware vSphere: Free bare-metal hypervisor that virtualizes servers so you can consolidate your applications on less hardware. vSphere is the world’s leading server virtualization platform. Run fewer servers and reduce capital and operating costs using VMware vSphere to build a cloud computing infrastructure.
OpenStack belongs to "Open Source Cloud" category of the tech stack, while VMware vSphere can be primarily classified under "Virtualization Platform".
Some of the features offered by OpenStack are:
On the other hand, VMware vSphere provides the following key features:
- Powerful Server Virtualization
- Network Services
- Efficient Storage
"Private cloud" is the top reason why over 35 developers like OpenStack, while over 6 developers mention "Strong host isolation" as the leading cause for choosing VMware vSphere.
PayPal, HubSpot, and Wikipedia are some of the popular companies that use OpenStack, whereas VMware vSphere is used by MIT, CircleCI, and The Orchard. OpenStack has a broader approval, being mentioned in 67 company stacks & 50 developers stacks; compared to VMware vSphere, which is listed in 56 company stacks and 24 developer stacks.