KPM
KPM is the Kindle Package Manager, it was created by Hackerdude, as of hdnext it is the recommended distribution method for Kindle homebrew.
Understanding KPM
KPM is a package manager, it is a tool which indexes Kindle homebrew and allows you to download and install it on-device.
Each developer is expected to submit to the official KindleModding KPM repository or host their own repository (repositories can be hosted statically on GitHub pages)