MIDI Software for Windows

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Browse free open source MIDI software and projects for Windows below. Use the toggles on the left to filter open source MIDI software by OS, license, language, programming language, and project status.

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  • 1
    Hydrogen

    Hydrogen

    An advanced drum machine with pattern-based programming

    Hydrogen is an advanced drum machine for GNU/Linux, Windows and Mac OS X. It's main goal is to bring professional yet simple and intuitive pattern-based drum programming.
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    Downloads: 1,747 This Week
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  • 2
    Fx FloorBoard

    Fx FloorBoard

    Graphical editor software for many Boss and Roland effect & synth unit

    Editors for the BOSS GT-1, 3, 5, 6, 8, Pro, 10, 100, 001 Guitar Multi-Effects Processors, and the BOSS GT-1B,6B,10B Bass Multi-Effects Processors. And for the Katana Amplifier. and various Boss and Roland guitar synths. This software can visually edit parameters via Midi,USB, or Bluetooth(via external device on some units) on the Multi-Effects/Amp/Synth Processor.
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    Downloads: 611 This Week
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  • 3
    GrandOrgue

    GrandOrgue

    Virtual Pipe Organ Software

    Official development of GrandOrgue has moved to GitHub, please visit https://github.com/GrandOrgue/grandorgue that is our new home! GrandOrgue is a sample based pipe organ simulator. When connected to MIDI keyboards and an audio system, it can accurately simulate the sound of a real pipe organ. This application has builds for Linux, Windows and OS X.
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    Downloads: 483 This Week
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  • 4
    TuxGuitar
    TuxGuitar is a multitrack guitar tablature editor and player written in Java-SWT, It can open GuitarPro, PowerTab and TablEdit files.
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    Downloads: 479 This Week
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  • 5
    GR FloorBoard
    midi editing software for use with the Roland GR-55 and Boss SY-300 and GP-10 guitar synthesizer, to allow graphical representation of the internal settings and parameters of the GR-55. Realtime editing and patch data backups, bulk patch editing.
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    Downloads: 253 This Week
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  • 6
    Munt
    A multi-platform software synthesiser emulating (somewhat inaccurately) pre-GM MIDI devices such as the Roland MT-32, CM-32L, CM-64 and LAPC-I. In no way endorsed by or affiliated with Roland Corp. Source hosted at: http://www.github.com/munt/
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    Downloads: 220 This Week
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  • 7
    Virtual MIDI Piano Keyboard

    Virtual MIDI Piano Keyboard

    Virtual MIDI controller for Linux, Windows and OSX

    VMPK is a virtual MIDI piano keyboard for Linux, Windows and OSX. Based on Qt and Drumstick the program is a MIDI event generator using the computer's alphanumeric keyboard and the mouse. It may be used also to display received MIDI notes.
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    Downloads: 1,180 This Week
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  • 8
    Aria Maestosa
    Aria Maestosa is a midi sequencer/editor. It lets you compose, edit and play midi files with a few clicks in a user-friendly interface offering score, keyboard, guitar, drum and controller views. Git repository: https://github.com/ariamaestosa/ariamaestosa
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    Downloads: 200 This Week
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  • 9
    TiMidity++ is an open source MIDI to WAVE converter and player.
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    Downloads: 157 This Week
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  • 10
    Impro-Visor

    Impro-Visor

    Leadsheet notation with auto-generated playback, improvisation advice

    Impro-Visor® is a music notation tool for producing monophonic lead sheets, specifically intended to help the improviser. Chord symbols are used to generate backing tracks automatically. Improvisation advice exists in the form of note coloration, database of licks, and automatic lick generation from grammars. Grammars can be learned automatically from transcriptions. Styles can be edited and created by the user. Other features include generation of roadmaps for understanding keys and idiomatic chord progressions, chord voicing keyboard, MIDI and MusicXML export. See http://www.cs.hmc.edu/~keller/jazz/improvisor for general information, including tutorials. Support and additional resources are through the user group https://groups.yahoo.com/neo/groups/impro-visor/info. The most recent source code, since summer of 2015, is housed here: https://github.com/Impro-Visor/Impro-Visor This started when SourceForge was down for over one week during an active development period.
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    Downloads: 137 This Week
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  • 11
    FluidSynth

    FluidSynth

    A real-time SoundFont software synthesizer

    A real-time software synthesizer based on the SoundFont 2 specifications. It can be used for live audio synthesis of MIDI events or for rendering MIDI files to disk, using SoundFont instruments. It can also be embedded in other applications. This is not a application with a graphical user interface, however there are several GUI applications which utilize FluidSynth.
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    Downloads: 182 This Week
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  • 12
    Pure Data Computer Music System
    The Pure Data (short Pd) project on SourceForge unifies the extensions (or externals) written for the Pure Data Graphical Computer Music System written by Miller Puckette with contributions from many others.
    Downloads: 63 This Week
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  • 13
    Piano Booster

    Piano Booster

    Boost your Piano playing skills

    A MIDI file player that teaches you how to play the piano. PianoBooster is a fun way of playing along with a musical accompaniment and at the same time learning the basics of reading musical notation. see: https://www.pianobooster.org/
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    Downloads: 87 This Week
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  • 14
    MuseScore

    MuseScore

    Free music notation & composition software

    MuseScore is a free and open-source music notation software designed for composers, arrangers, educators, and musicians of all levels. It allows users to write, edit, and print professional-quality sheet music with no limitations or subscription fees. MuseScore Studio supports a wide range of instruments and ensembles, from solo piano and guitar to full orchestras and choirs. The software is easy to learn while still offering powerful tools for advanced notation and score layout. With support for MIDI input and formats like MusicXML and MIDI, MuseScore integrates smoothly with other music software and workflows. Built by a global open-source community, MuseScore continues to evolve through active development and community contributions. Support MuseScore at http://musescore.org/en/donate
    Downloads: 60 This Week
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  • 15
    ME-Edit
    Patch editor for the Boss ME-25 guitar multi effects and Roland GR-20 guitar synthesizer. The software allows desktop tweaking and editing of the ME-25 internal parameters, making patches a lot easier to create.
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    Downloads: 68 This Week
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  • 16
    Midi Sheet Music
    Midi Sheet Music is a free program that plays MIDI music files while highlighting the piano notes and sheet music notes. Works on Windows, Mac OS X, and Ubuntu Linux.
    Downloads: 57 This Week
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  • 17
    stgigasoundfonts

    stgigasoundfonts

    My SoundFonts

    One of the places where one can download my SoundFont files in case musical-artifacts.com or soundfonts.kor.ninja or Google Drive or mega is unusable for any reason.
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    Downloads: 240 This Week
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  • 18
    PortMedia was created to develop and share cross-platform, open-source I/O libraries for digital media including MIDI, video, and audio. Only a few things were released under the PortMedia umbrella. These are now hosted by the github.com/Portmidi/ project, where you can find the lastest versions of PortMidi, portsmf (Standard MIDI File support and more), and see github.com/rbdannenberg/scorealign for MIDI and/or Audio score alignment.
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    Downloads: 53 This Week
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  • 19
    Psycle Modular Music Creation Studio
    Psycle is a Music tracker (like FastTracker 2 or Impulse Tracker) combined with plugin modularity. It supports its own plugin API, the VST2 plugin standard, and a tracker style sampler playback.
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    Downloads: 34 This Week
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  • 20
    -- archived --
    Downloads: 32 This Week
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  • 21
    Open Metronome

    Open Metronome

    MIDI and/or Custom WAV Metronome for Windows and Windows Mobile

    Free open source GPL metronome (a "branch" of "Weird Metronome") for Windows, Windows Mobile, & Pocket PC. Uses user-definable multi-voice WAV or MIDI (PC only) sounds for the beats. Has a blinker & allows user defined bpm & fine measure control.
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    Downloads: 38 This Week
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  • 22
    Midi router

    Midi router

    Midi router

    Midi router - anywhere to anywhere. Midi Router Client is an advanced, cross-platform tool designed to route and manipulate MIDI signals in real time. It allows users to create virtual MIDI ports, map MIDI events (e.g., CC to pitch wheel), monitor inputs, and build custom controls like program change dropdowns—all with minimal latency Documentation: https://shemeshg.github.io/MidiRouterClient-mdbook Github and support: https://github.com/shemeshg/MidiRouterClient step by step install: https://shemeshg.github.io/MidiRouterClient-mdbook/guide/installation.html
    Downloads: 164 This Week
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  • 23

    Frinika

    Free open source DAW, MIDI sequencer, software synthesizers

    Frinika is a free, complete music workstation software for Linux, Windows, Mac OSX and other operating systems running Java. It features sequencer, soft-synths, realtime effects and audio recording.
    Downloads: 30 This Week
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  • 24
    Tone.js

    Tone.js

    A Web Audio framework for making interactive music in the browser

    Tone.js is an open source Web Audio framework for creating interactive music in the browser. It has advanced scheduling capabilities, synths, effects and more. Tone.js is built to be useful and familiar to both musicians and audio programmers. It has common DAW (digital audio workstation) features for those looking to schedule events and tinker with pre-built synths and effects. There’s also a great selection of high-performance building blocks for signal-processing programmers familiar with languages like Max/MSP. With Tone.js they can create their own synthesizers, effects, and complex control signals.
    Downloads: 5 This Week
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  • 25
    SY-FloorBoard
    A collection of graphical midi based editors, each made specifically for the Boss SY-1000 , Roland VG-99 guitar, or VB-99 bass synth units, which provide an alternative to the Boss/Roland version of midi editors, with full features and control of the SY-1000, VG-99, or VB-99 from a Windows, Mac, or Linux computer.
    Downloads: 25 This Week
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