using Mosquitto, Dates # connect to a broker, also start loop if Threads.nthreads() > 1 client = Client("test.mosquitto.org") topic = "test/julia" message = "Hello World from Julia, send on $(now(UTC)) using the Mosquitto wrapper https://github.com/denglerchr/Mosquitto.jl" publish(client, topic, message; retain = true) !client.status.loop_status && loop(client; ntimes = 2) disconnect(client)