'''Containerization''' is an [[Operating System-level virtualizationVirtualization|operating system-level Virtualizationvirtualization]] or application-level virtualization over multiple network resources so that software applications can run in isolated user spaces called ''containers'' in any [[Cloud computing|cloud]] or non-cloud environment, regardless of type or vendor.<ref>{{Cite web|title=What is the open-source cloud phenomenon?|url=https://www.kyoceradocumentsolutions.us/en/insights/transform-your-business/the-cloud/what-is-open-source-cloud.html|url-status=live|access-date=2021-07-10|website=Kyocera Document Solutions|publisher=[[Kyocera]]}}</ref>