Each application in this release is intended to be the template to cover a specific archetype of application.
There are several applications with documentation for what each application is trying to accomplish:
This is an JSON/HTTP API using Cowboy and JSX intended to be the template for modeling a REST API.
Perhaps one of the most commonly used behaviors in the OTP suite, this is a gen_server template for handing messages and state.
A simple implementation of an application that uses the Mnesia database provided with Erlang.
An Erlang library written in C using Erlang C header files.
A web application using Cowboy as the webserver and DTL as a templating system.