Mosquitto is an open source implementation of a server for version 3.1 of the
mqtt protocol. IBM have a closed source version of this server, known as
Really Small Message Broker (rsmb). The plan is to make this a more or less
drop in replacement.

See the following links for more information on mqtt:

Mosquitto project information is available at the following locations: (main homepage) (bug tracking, translations) (hg source code repository)

Mosquitto was written by Roger Light <>