Vagrant is an open source command line tool for building and managing virtual machine environments. By default Vagrant can provision machines on top of VirtualBox, Hyper-V and Docker but many other providers such as Libvirt (KVM), VMware and AWS can be installed via the Vagrant plugin system.
FFmpeg is an open source software (also a command line tool) for transcoding multimedia files. It is a suite, contains a set of shared libraries such as libswresample, libavcodec, libavformat, and libavutil and programs for handling video, audio, and other multimedia files and streams.
A person needs the right tools for the job. There's nothing as frustrating as getting halfway through a car repair, for instance, only to discover you don't have the specialized tool you need to complete the job. The same concept applies to developers: you need the tools to do what you are best at, without disrupting your workflow with compliance and security needs, so you can produce code faster.read more