# HOPP *Holanet Presentation Protocol* HOPP is a binary [layer 6](https://en.wikipedia.org/wiki/Presentation_layer) protocol and data transmission format, paired with a code generator that can be used to quickly create custom application protocols. HOPP is primarily designed to run on top of the [QUIC](https://en.wikipedia.org/wiki/QUIC) transport protocol and UNIX domain sockets.