Music sequencer
(重定向自MIDI sequencer)
![1980s typical software sequencer platform, using Atari Mega ST computer.Today's typical software sequencer, supporting multitrack audio (DAW) and plug-ins (Steinberg Cubase 6[1])User interface on Steinberg Cubase v6.0, a digital audio workstation with an integrated software sequencer.](/uploads/202501/27/Atari_ST_+_TerraTec-Profimedia_Midi_Smart_TMS35731.jpg)


A music sequencer (or simply sequencer) is a device or application software that can record, edit, or play back music, by handling note and performance information in several forms, typically CV/Gate, MIDI, or Open Sound Control (OSC), and possibly audio and automation data for DAWs and plug-ins. (See §Types of music sequencers)