JACK Audio Connection Kit
JACK Audio Connection Kit
JACK is an audio and MIDI connection system for routing among compatible applications and devices.
View details →THE AUDIO MAGAZINE / RESOURCES
macOS – Free Music Software & Plug-ins
Find permanently free recording tools, instruments, effects and audio utilities for desktop, mobile and the browser. Each listing explains its purpose, compatibility and important free-edition restrictions, with links to the official source.
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.
336 listings
JamTaba
JamTaba Contributors
JamTaba is a client for networked musical collaboration using the NINJAM approach.
View details →Jamulus
Jamulus Contributors
Jamulus connects musicians for real-time performance over an internet connection.
View details →Kairatune
Futucraft
Kairatune is a synthesizer designed around a focused musical-control workflow for electronic sounds.
View details →Kid3
Kid3 Contributors
Kid3 edits metadata across common audio-file formats and supports batch operations.
View details →Kilohearts Essentials
Kilohearts
Kilohearts Essentials is a free account-based collection of compact effects and utilities.
View details →Komplete Start
Native Instruments
Komplete Start is a free collection of instruments, effects and sounds from the Native Instruments ecosystem.
View details →Kontakt Player
Native Instruments
Kontakt Player is the free playback edition of Native Instruments' sampler platform.
View details →Krush2
Tritik
Krush combines bit crushing, sample-rate reduction and modulation for digital coloration.
View details →Layers
Orchestral Tools
Layers is a free orchestral instrument collection for the SINE environment, organized for quick composition and ensemble-based writing.
View details →Lens Free
Auburn Sounds
Lens Free provides multiband dynamics processing with an approach aimed at detailed spectral control.
View details →LilyPond
LilyPond Project
LilyPond turns text-based music descriptions into engraved scores.
View details →Limiter No6
Vladg Sound
Limiter No6 combines several dynamics stages for peak and loudness control.
View details →LMMS
LMMS Project
LMMS is a pattern-oriented music workstation built around instrument sequencing, sample playback and mixing.
View details →LosslessCut
Mikael Finstad
LosslessCut performs suitable media cuts without reencoding the entire source.
View details →LoudMax
Thomas Mundt
LoudMax is a look-ahead loudness-maximizing limiter with a compact control set.
View details →LUNA Free
Universal Audio
LUNA Free is a recording and mixing workstation for Windows and macOS with unlimited tracks and no time limit or export watermark.
View details →Magic Switch
Baby Audio
Magic Switch provides an intentionally simple chorus-style widening effect.
View details →Mangleverb (legacy)
Audio Damage
Mangleverb combines reverberation with a deliberately more transformative processing approach.
View details →mda Plug-ins
Paul Kellett / mda
The mda collection contains classic lightweight instruments and effects that became widely used in computer-based production.
View details →Melody Flip
Roland / Sony Computer Science Laboratories
Melody Flip generates connected melody, chord, bass and drum ideas from a selected Palette or analysis of imported audio.
View details →MFreeFXBundle
MeldaProduction
MFreeFXBundle collects effects and utilities covering tonal shaping, dynamics, modulation and analysis.
View details →MIDI Monitor
Snoize
MIDI Monitor displays incoming MIDI messages on macOS.
View details →MilkyTracker
MilkyTracker Project
MilkyTracker is a music tracker focused on module composition and the classic FastTracker-style workflow.
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.