RMX

RMX may refer to


 * RMX (operating system), a real-time operating system designed for use with Intel 8080 and 8086 processors
 * Fast RMX, a Nintendo Switch racing video game
 * Reverse MX, a computer protocol related to email transfer
 * Risk Management Exchange, a financial market in Germany
 * Remix, an alternative version of a recorded song, made from an original version