MQX is an operating system.
MQX or mqx can also refer to:
Alula Aba Nega Airport, an airport in Mekelle, Ethiopia, by IATA code Meralgram railway station, a train station in Garhwa district, Jharkhand state, India; see Railway stations in Jharkhand Mamuju language, a language spoken in Sulawesi island, Indonesia, by ISO 639 code