Packer really belongs in that list, or will soon be a bigger part of it, imo. Packer is another HashiCorp (vagrant) product and in the same way vagrant lets you

Packer really belongs in that list, or will soon be a bigger part of it, imo. Packer is another HashiCorp (vagrant) product and in the same way vagrant lets you use your config mgmt to launch and provision a vm, packer lets you use your config mgmt to build an image for various target platforms (ami, vbox, docker, etc.).