emqx4.3/src/emqttd.app.src

{application, emqttd,
 [
  {description, "Erlang MQTT Broker"},
  {vsn, "0.10.3"},
  {modules, []},
  {registered, []},
  {applications, [kernel,
                  stdlib]},
  {mod, {emqttd_app, []}},
  {env, []}
 ]}.