Vagrantfile gives you a repeatable and portable environment with just a few lines of configuration. Product demo? Pre-configured local Kubernetes? Clean build environment? Pre-cooked clean setups for 3rd party software projects? Everything is possible with just vagrant up -> vagrant ssh -> vagrant halt/destroy. There is no simple alternative.
Vagrantfile gives you a repeatable and portable environment with just a few lines of configuration. Product demo? Pre-configured local Kubernetes? Clean build environment? Pre-cooked clean setups for 3rd party software projects? Everything is possible with just vagrant up -> vagrant ssh -> vagrant halt/destroy. There is no simple alternative.