Showing 381 open source projects for "javascript open source"

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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: 1,615 This Week
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  • 2
    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: 1,197 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: 514 This Week
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  • 4
    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: 647 This Week
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  • 5
    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: 235 This Week
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  • 6
    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: 250 This Week
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  • 7
    TiMidity++ is an open source MIDI to WAVE converter and player.
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    Downloads: 143 This Week
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  • 8
    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...
    Downloads: 158 This Week
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  • 9
    Drumstick Multiplatform MIDI File Player

    Drumstick Multiplatform MIDI File Player

    Multiplatform MIDI File Player for Linux, Windows, and macOS

    Featured MIDI File Player for Linux, Windows, and macOS written in C++, and using Qt5 and Drumstick2.
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    Downloads: 102 This Week
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  • 10
    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: 70 This Week
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  • 11

    runabc

    Runabc is a user interface supporting abc music notation software

    Runabc is a graphic user interface to the abcMIDI, abc2svg and abcm2ps packages which normally run in a command window. In addition it contains numerous tools for editing and processing and analyzing abc and midi files. Runabc has been included in the sourceforge abc music project. It is now becoming a separate project on its own.
    Downloads: 0 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
    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.
    Downloads: 52 This Week
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  • 14
    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: 46 This Week
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  • 15
    OpenPiano — Virtual Piano for Windows

    OpenPiano — Virtual Piano for Windows

    Desktop piano playable with a PC keyboard, mouse, or MIDI device.

    ...Project links: Website: https://www.justagwas.com/projects/openpiano GitHub: https://github.com/Justagwas/openpiano Documentation: https://github.com/Justagwas/openpiano/wiki The application is fully open source. All input handling, playback, and MIDI recording/export are performed on the user's machine. VirusTotal scan result: https://www.virustotal.com/gui/file/4d665f974cdcfba6a8938bdaef161a7f252e13306dfa0a2381cb94f5057fe485
    Downloads: 45 This Week
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  • 16
    Mididash

    Mididash

    MIDI router with a node-based interface and Lua scripting

    Mididash is an open source MIDI routing software with a node-based interface and Lua scripting. A modern take on programs like MIDI-OX.
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    Downloads: 20 This Week
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  • 17
    JD990 Super Editor

    JD990 Super Editor

    VERSION 3.6.1 released 9/25/2025

    CtrlrX based editor for Roland SUPER JD SYNTHESIZER MODULE JD-990
    Downloads: 41 This Week
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  • 18
    Mixxx

    Mixxx

    Free DJ software: everything you need to perform live mixes

    ...With strong community-driven development, Mixxx is continuously improved by DJs and programmers from around the world. As a fully open-source project, Mixxx is and will always remain free to use.
    Downloads: 24 This Week
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  • 19
    MidiQuickFix - Midi editor and player
    MidiQuickFix allows you to directly edit the events in a Midi file. It is intended to make it easy to find and fix problems, such as setting volume and pan values for a track, without the need for a complex Midi sequencing program.
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    Downloads: 19 This Week
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  • 20
    A2M — Audio to MIDI

    A2M — Audio to MIDI

    A2M is a desktop app that converts AUDIO TO MIDI in one click.

    ...The app runs on CPU by default, with optional NVIDIA GPU acceleration for faster conversions. Project links: Website: justagwas.com/projects/a2m GitHub: github.com/Justagwas/a2m Documentation: https://github.com/Justagwas/a2m/wiki A2M is fully open source and operates only on the files you choose. VirusTotal scan result: https://www.virustotal.com/gui/file/cc2a961baaaac2f8932c2e9ed04f0c27a55309cc03ed0825e44c8af18e263ce6
    Downloads: 21 This Week
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  • 21
    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: 27 This Week
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  • 22
    AJED

    AJED

    An Editor for Roland JUNO ALPHA type synthesizers

    An Editor for Roland JUNO ALPHA 1/ 2 HS-10/HS-80 and Roland MKS50 Version 2.6.1 July 14th 2025 release (Windows Installer) Version 2..6.1 August 15th 2025 release (Builds for macOS) This project is a continuation of the now discontinued Juno Alpha panel. Please upgrade to this version. A lot of work went into the creation of this program. If you profit from it either financially or creatively, please consider a donation of as little as $10.00 USD. Please click on the PayPal...
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    Downloads: 26 This Week
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  • 23
    Drumstick Libraries

    Drumstick Libraries

    MIDI libraries for Qt/C++

    Drumstick is a tool to play music. This is a set of C++ MIDI libraries using Qt5 objects, idioms and style. It contains a C++ wrapper around the ALSA library sequencer interface; ALSA sequencer provides software support for MIDI technology on Linux. A complementary library provides classes for SMF (Standard MIDI files: .MID/.KAR), and Cakewalk (.WRK) file formats processing. A multiplatform realtime MIDI I/O library is also provided.
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    Downloads: 21 This Week
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  • 24

    wrk2mid

    Cakewalk to Standard MIDI Files Command Line Utility Translator

    wrk2mid is a command line utility for translating WRK (Cakewalk) files into MID (standard MIDI files). This project depends on Qt and Drumstick libraries.
    Downloads: 10 This Week
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  • 25
    libTiMidity is a MIDI to WAVE converter library that uses Gravis Ultrasound-compatible patch files to generate digital audio data from General MIDI files. This library based on the TiMidity decoder from SDL_sound library.
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    Downloads: 12 This Week
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