Packer
plugins remove
The plugins remove subcommand removes a Packer plugin at a version constraint
$ packer  plugins remove -h
Usage: packer plugins remove <plugin> [<version constraint>]
  This command will remove all Packer plugins matching the version constraint
  for the current OS and architecture.
  When the version is omitted all installed versions will be removed.
  Ex: packer plugins remove github.com/hashicorp/happycloud v1.2.3
Related
packer initwill install all required plugins.