QMidiArp
QMidiArp Contributors
QMidiArp generates arpeggiated patterns and other MIDI modulation in a Linux music setup.
View details →THE AUDIO MAGAZINE / RESOURCES
MIDI Tools – Free Music Software & Plug-ins
Free MIDI editors, sequencers, monitors and routing utilities. MIDI carries instructions rather than recorded sound, so a compatible receiving instrument is often required. Use these listings to find composition tools or diagnose message traffic, and check channels, mapping and system-exclusive requirements when connecting hardware.
These are researched directory entries, not hands-on reviews. Optional purchases, account requirements and limited editions are identified on product pages. Format availability can differ by operating system.
41 listings
Qtractor
Qtractor Project
Qtractor is a Linux audio and MIDI sequencer with a track-based arrangement interface.
View details →Radium source edition
Radium
Radium combines tracker ideas with a graphical composition environment.
View details →Rosegarden
Rosegarden Project
Rosegarden combines music notation with MIDI sequencing and audio arrangement on Linux.
View details →rtpMIDI
Tobias Erichsen
rtpMIDI provides network MIDI connectivity for Windows using the RTP-MIDI approach.
View details →seq24
Seq24 Project
seq24 is a minimal loop-oriented MIDI sequencer designed around patterns that can be triggered and arranged.
View details →Seq66
Seq66 Project
Seq66 is a pattern-based MIDI sequencer developed from the seq24 family.
View details →signal
Ryohey Sasaki
signal is a browser-based MIDI editor with a piano-roll workflow.
View details →Strudel
Strudel Contributors
Strudel is a browser-based live-coding environment for making music through patterns.
View details →SysEx Librarian
Snoize
SysEx Librarian stores and sends MIDI System Exclusive data on macOS.
View details →TidalCycles
TidalCycles Contributors
TidalCycles is a live-coding environment for describing musical patterns as text.
View details →Tone.js
Tone.js
Tone.js is a browser audio framework for building instruments, sequencers and interactive music applications.
View details →TuxGuitar
TuxGuitar Project
TuxGuitar is a tablature and score editor for guitar-oriented arrangements.
View details →Virtual MIDI Piano Keyboard
VMPK Project
Virtual MIDI Piano Keyboard sends and displays MIDI notes using an on-screen keyboard and computer input.
View details →WebAudioFont
WebAudioFont / Surikov
WebAudioFont provides browser-oriented sample instruments and examples for making music with web audio.
View details →x42 Plugins
x42
The x42 collection includes open-source audio utilities, metering and specialized processing tools.
View details →Zrythm source edition
Zrythm Project
Zrythm is an open-source music workstation with audio and MIDI production facilities.
View details →Availability, licensing and system requirements can change. Verification refers to official documentation and download availability, not installation or hands-on testing. Check the developer's current terms before installing.