Showing 237 open source projects for "c source code"

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  • 1
    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...
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    Downloads: 41 This Week
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  • 2
    Drumstick MIDI Monitor

    Drumstick MIDI Monitor

    MIDI monitor for Linux

    Drumstick MIDI Monitor is a MIDI monitor for Linux using ALSA sequencer and Qt5 user interface.
    Downloads: 13 This Week
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  • 3
    padthv1

    padthv1

    An old-school polyphonic additive synthesizer

    padthv1 is an old-school polyphonic additive synthesizer with stereo fx, padthv1 is based on the PADsynth algorithm, by Paul Nasca, as a special variant of additive synthesis (cf. http://zynaddsubfx.sourceforge.net/doc/PADsynth/PADsynth.htm).
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    Downloads: 9 This Week
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  • 4
    JD990 Super Editor

    JD990 Super Editor

    VERSION 3.7.3 released 5/03/2026

    CtrlrX based editor for Roland SUPER JD SYNTHESIZER MODULE JD-990
    Downloads: 18 This Week
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  • 5
    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: 8 This Week
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  • 6
    Drumstick Metronome

    Drumstick Metronome

    MIDI Metronome using the ALSA Sequencer

    Drumstick Metronome is a MIDI based metronome using the ALSA sequencer. Intended for musicians and music students, it is a tool to keep the rhythm while playing musical instruments. It uses MIDI for sound generation instead of digital audio, allowing low CPU usage and very accurate timing thanks to the ALSA sequencer.
    Downloads: 7 This Week
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  • 7
    VstBoard
    I recently updated VstBoard... it's been a while. The sources are on github now, and the infos on this page are not updated yet. An experimental VST host and plugin. Modular and programmable : create multiple setups (plugins parameters, audio and midi routing) and switch between them via automation or midi. Visit the homepage for more information : http://vstboard.blogspot.com
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    Downloads: 1 This Week
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  • 8
    Gear Grinder

    Gear Grinder

    Editor software for the PRIMOVA GX-2 Gear Shifter device

    Editing software aid for use with the Primova GX-2 Gear Shifter device used with GK type hexaphonic guitar/bass processors. The editor will display and edit the internal functions of the Gear Shifter processor device via a USB port (serial over USB). Link to hardware unit site: https://www.primovasound.com/products/gx2/index.php/
    Downloads: 1 This Week
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  • 9
    JsonMidiPlayer

    JsonMidiPlayer

    Very simple MIDI Player of JSON files

    Very simple MIDI Player intended to be used to play JSON files created by JsonMidiCreator* or directly by the dynamic library. * https://github.com/ruiseixasm/JsonMidiCreator
    Downloads: 0 This Week
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  • 10
    Polymeter

    Polymeter

    Polymeter MIDI sequencer

    Polymeter is a MIDI sequencer for music that's in multiple prime meters (2, 3, 5, 7, 11, etc.) simultaneously. Each track has its own loop length, and when the lengths differ, the tracks "slip" (or shift phase) relative to each other. The resulting interference pattern is sufficiently intricate that variations similar to the embellishments of a live performer can be generated algorithmically. The current project is based on software I developed in the 1990s in order to compose...
    Downloads: 4 This Week
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  • 11
    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: 81 This Week
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  • 12
    Akkeyrdion

    Akkeyrdion

    Chromatic MIDI accordion with computer keyboard

    Turn your computer keyboard into a chromatic accordion keyboard. Ah, but it already is.. Supports both right and left hand system, currently: - C griff (right hand) - B griff (right hand) - Stradella (left hand standard bass system) Computer keyboard layout must be implemented as a text file in the "keyboard" folder. Currently only italian layout is implemented [UPDATE: added a ISO-fr file in osx release], if you want to implement a layout for your keyboard just read the...
    Downloads: 4 This Week
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  • 13

    MidiToLily

    Convert a MIDI file to a LilyPond file

    MidiToLily is a Windows console application that converts a MIDI file to LilyPond format. You can create sheet music from a MIDI file by using MidiToLily as a preprocessor for LilyPond. MidiToLily is an alternative to the midi2ly script that ships with LilyPond.
    Downloads: 3 This Week
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  • 14
    MusE - Linux Music Editor
    MusE is a Qt based audio/midi sequencer with editing and recording capabilities for linux.
    Downloads: 7 This Week
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  • 15
    NoteTrainer PRO

    NoteTrainer PRO

    Trains quickly score reading and piano playing (MIDI-keyboard)

    The main purpose of NoteTrainer PRO is developing the ability of quickly reading and playing notes "at sight." The program generates a random sequence of notes in the range selected by the user, and controls the speed and accuracy of their playing. Instead of random notes can be loaded not very complex melodies in MusicXML format and practice by studying them. Input the notes possible not only with MIDI-keyboard, but from the PC-keyboard, as well as using the virtual keyboard.
    Downloads: 5 This Week
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  • 16
    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: 55 This Week
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  • 17
    MidiLayer

    MidiLayer

    A simple and intuitive tool to improve live performances.

    MidiLayer is a simple and easy to use application designed to enhance your live performances. Manage slots and channels, adjust the velocity and the volume, customize the note range and connect with modulation wheels and other types of controllers, all with the help of MidiLayer.
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    Downloads: 43 This Week
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  • 18

    Jack2DSSI

    Transforms any Jack client into a DSSI plugin

    This is a DSSI plugin that allows you to specify a Jack client, and this client will be loaded inside the plugin instead of as a separate application. This allows you to use Jack-only clients as plugins.
    Downloads: 4 This Week
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  • 19
    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: 177 This Week
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  • 20

    kmid2

    Multiplatform karaoke player

    This project is not developed anymore. If you are looking for a replacement, please see: https://sourceforge.net/projects/dmidiplayer/
    Downloads: 0 This Week
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  • 21
    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: 168 This Week
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  • 22
    Clementi is a MIDI application to practice piano. It loads notes from MIDI files and highlights them on a virtual piano. The application waits for inputs from a keyboard controller before displaying the next ones.
    Downloads: 0 This Week
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  • 23
    Harmonia - Music score analysis
    Harmonia is a tool for analyzing music scores exported to MIDI or MusicXML format. It allows you to detect voices inside a single MIDI track (eg. live piano recording), main themes (and their motifs), harmonic key and chord interpretation.
    Downloads: 0 This Week
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  • 24
    Mutabor

    Mutabor

    Perform dynamic tunings for realtime music.

    Mutabor is a Program that allows performing and composing microtonal music using a normal MIDI keybord. But it's powerful description language is intended to allow permanent retunings and tuning logics in to describ, what's actually goes on.
    Downloads: 7 This Week
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  • 25
    MIDI File Printer

    MIDI File Printer

    A viewer for a new kind of music notation

    The MIDI File Printer prints a new easy-to-read music notation. It expects standard MIDI files as input, displays them in a configurable way on the screen and prints them out.
    Downloads: 2 This Week
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