Showing 320 open source projects for "portable midi editor"

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  • 1
    Pascal Editor

    Pascal Editor

    A 3D building editor built with React Three Fiber and WebGPU

    ...It leverages modern web technologies to deliver a responsive and interactive experience, making it suitable for quick experiments, demos, or educational purposes. The editor emphasizes ease of use, allowing users to write, edit, and preview code in real time with minimal configuration. Its architecture is intentionally simple, making it easy to extend or customize for specific use cases such as embedded editors or teaching tools. The project is particularly useful for developers who want a portable and accessible coding environment that works across devices without installation.
    Downloads: 25 This Week
    Last Update:
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  • 2
    Giada

    Giada

    Your Hardcore Loop Machine.

    Giada is an open-source, minimalistic and hardcore music production tool. Designed for DJs, live performers, and electronic musicians. Build your performance in real time by layering audio tracks or MIDI events, driven by the main sequencer. Load samples from your crates and play them with a computer keyboard or a MIDI controller. Write songs from scratch or edit existing live recordings with the powerful Action Editor, for fine-tuned control. Record sounds from the real world and MIDI events coming from external devices or other apps. ...
    Downloads: 9 This Week
    Last Update:
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  • 3
    Frescobaldi

    Frescobaldi

    LilyPond sheet music text editor

    Frescobaldi is a free and open source LilyPond sheet music text editor. Designed to be powerful yet lightweight and easy-to-use, Frescobaldi offers great functionality and a host of useful features such as music view with advanced two-way Point & Click, Midi capturing to enter music, a Snippet Manager and many more. Frescobaldi is named after Girolamo Frescobaldi (1583-1643), an Italian composer of keyboard music in the late Renaissance and early Baroque period.
    Downloads: 28 This Week
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  • 4
    Nano PDF Editor

    Nano PDF Editor

    Edit PDF files with Nano Banana

    Nano PDF Editor is a minimalist, portable PDF viewer and toolkit that focuses on simplicity, speed, and ease of integration for applications that need basic PDF rendering without heavy dependencies. It provides core functionality such as page navigation, zooming, text selection, and rendering directly to native graphics surfaces, making it suitable for lightweight PDF viewing scenarios on desktop or embedded platforms.
    Downloads: 16 This Week
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  • 5
    Subtitle Edit

    Subtitle Edit

    The subtitle editor

    Subtitle Edit (SE) is a free, open‑source subtitle editor for creating, editing, synchronizing, and converting subtitles. It supports a wide range of formats (over 300) and offers both graphical and text-based editing views.  Easy insertion, deletion, and shift of subtitle lines. Portable versions available (.NET 4.8, 32/64-bit), runs on Windows and via compatibility on Linux. Active development with frequent updates and issue tracking.
    Downloads: 396 This Week
    Last Update:
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  • 6
    ScreenToGif

    ScreenToGif

    Screen, webcam and sketchboard recorder with an integrated editor

    ScreenToGif is a tool that allows you to record a selected area of your screen, live feed from your webcam or live drawings from a sketchboard and edit and save the recording as a gif, apng, video, psd or png images. It comes with a powerful editor, yet remains a portable and small-sized application.
    Downloads: 9 This Week
    Last Update:
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  • 7
    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.
    Downloads: 26 This Week
    Last Update:
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  • 8
    MPX100 Editor

    MPX100 Editor

    Patch Selector for Lexicon MPX100

    Not really an editor yet, but just a basic patch selector. One day I would like to add sysex functionality.
    Downloads: 1 This Week
    Last Update:
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  • 9
    Portable Godot

    Portable Godot

    Portable version of the incredible Godot Game Engine

    Godot Portable is the Godot Game Engine with a PortableApps.com launcher as a portable app, so you can create games on your USB flash drive, portable hard drive, etc. It has all the same features as Godot, plus, it leaves no personal information behind on the machine you run it on, so you can take it with you wherever you go.
    Downloads: 43 This Week
    Last Update:
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  • 10
    Kilo

    Kilo

    A text editor in less than 1000 LOC with syntax highlight and search

    ...It deliberately avoids external dependencies, not even using curses; instead it talks directly to the terminal using VT100 escape sequences, making it portable to most Unix-like systems with a compatible terminal. Because the codebase is compact and well-structured, it has become a popular teaching and learning resource, inspiring tutorials such as “Build Your Own Text Editor” that walk through implementing Kilo step by step.
    Downloads: 2 This Week
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  • 11
    Kitty

    Kitty

    Fast, Featureful, GPU based terminal emulator

    Kitty is a fast GPU based terminal editor that allows you to offload rendering to the GPU for lower system load. Kitty works on Linux and macOS and uses OpenGL for rendering which makes it portable to other platforms similar to Unix.
    Downloads: 29 This Week
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  • 12
    JD990 Super Editor

    JD990 Super Editor

    VERSION 3.6.8 released 4/23/2026

    CtrlrX based editor for Roland SUPER JD SYNTHESIZER MODULE JD-990
    Downloads: 31 This Week
    Last Update:
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  • 13
    Paint.NET

    Paint.NET

    Downloads for Paint.NET, such as installer EXEs and portable ZIPs

    Every feature and user interface element was designed to be immediately intuitive and quickly learnable without assistance. In order to handle multiple images easily, it uses a tabbed document interface. The tabs display a live thumbnail of the image instead of a text description. This makes navigation very simple and fast. Extensive work has gone into making it the fastest image editor available. Starting the app is nearly instantaneous, and every feature has been thoroughly optimized to...
    Downloads: 169 This Week
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  • 14
    Vagrant

    Vagrant

    Vagrant is a tool for building and distributing environments

    ...Mirror production environments by providing the same operating system, packages, users, and configurations, all while giving users the flexibility to use their favorite editor, IDE, and browser. Share files and folders between a local machine and the Vagrant box. Start by following a tutorial to create a simple environment with Vagrant or learn about how the project works by exploring the documentation.
    Downloads: 20 This Week
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  • 15
    QMK

    QMK

    Keyboard firmware for Atmel AVR and ARM controllers

    QMK (Quantum Mechanical Keyboard) is an open source community centered around developing computer input devices. The community encompasses all sorts of input devices, such as keyboards, mice, and MIDI devices. This is a keyboard firmware based on the tmk_keyboard firmware with some useful features for Atmel AVR and ARM controllers, and more specifically, the OLKB product line, the ErgoDox EZ keyboard, and the Clueboard product line. Keyboards powered by QMK are Planck, Preonic, ErgoDox EZ,...
    Downloads: 7 This Week
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  • 16
    RunMat

    RunMat

    The Fast, Free, Modern MATLAB / Octave code runtime

    ...It targets full language grammar and core semantics, aiming to support arrays, indexing idioms, multiple return values, and classdef constructs that many scientific users rely on. The distribution includes one-line install scripts and highlights forthcoming editor integrations (VS Code and IntelliJ plugins) to provide syntax highlighting, IntelliSense, and integrated debugging. Its website positions RunMat as a drop-in engine for current codebases, with an OSS development model inviting contributors to inspect the code or build from source. Overall, the goal is to give researchers, students, and engineers a fast, portable runtime for numerical computing workloads.
    Downloads: 5 This Week
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  • 17
    Anodyne 1 Repo

    Anodyne 1 Repo

    Action-adventure game originally released in 2013

    ...There's more instructions inside! REAPER lets you easily export these projects as MIDI files to use in other DAWs, even if you don't have the original plugins.
    Downloads: 0 This Week
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  • 18
    webR

    webR

    The statistical language R compiled to WebAssembly via Emscripten

    webR is a project that compiles the R statistical programming language into WebAssembly, enabling it to run entirely within web browsers or JavaScript environments without requiring a server-side installation. By using Emscripten to adapt R’s C, C++, and Fortran codebase, webR creates a fully functional runtime that can execute R scripts directly in the browser. The project includes a web-based integrated development environment that uses tools like xterm.js and CodeMirror, allowing users to...
    Downloads: 1 This Week
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  • 19
    glsl-sandbox

    glsl-sandbox

    Shader editor and gallery

    ...Because everything runs client-side, iteration is fast and portable—just load the page and start typing. It has become a staple tool in the creative-coding community, lowering the barrier to entry for shader art and GPU programming.
    Downloads: 1 This Week
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  • 20
    uemacs

    uemacs

    Random version of microemacs with my private modificatons

    uemacs is Linus Torvalds’ compact take on MicroEMACS, a tiny, fast, terminal-friendly text editor. The codebase prizes simplicity and portability, making it feasible to build and run on a variety of Unix-like systems without heavyweight dependencies. Its feature set is deliberately modest compared to full Emacs, favoring a quick, predictable editing experience for everyday text manipulation. The project serves as both a functional tool and an example of clean, old-school C systems...
    Downloads: 0 This Week
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  • 21
    mason.nvim

    mason.nvim

    Portable package manager for Neovim that runs everywhere Neovim runs

    Portable package manager for Neovim that runs everywhere Neovim runs. Easily install and manage LSP servers, DAP servers, linters, and formatters. mason.nvim is a Neovim plugin that allows you to easily manage external editor toolings such as LSP servers, DAP servers, liters, and formatters through a single interface. It runs everywhere Neovim runs (across Linux, macOS, Windows, etc.), with only a small set of external requirements needed.
    Downloads: 0 This Week
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  • 22
    buku

    buku

    Personal mini-web in text

    ...For those who prefer the GUI, bukuserver exposes a browsable front-end on a local web host server. When I started writing it, I couldn't find a flexible command-line solution with a private, portable, merge-able database along with seamless GUI integration. Hence, buku. buku can import bookmarks from the browser(s) or fetch the title, tags and description of a URL from the web. Use your favorite editor to add, compose and update bookmarks. Search bookmarks instantly with multiple search options, including regex and a deep scan mode (handy with URLs). ...
    Downloads: 1 This Week
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  • 23
    C-V50-Editor

    C-V50-Editor

    Editor for the Yamaha V50 4op FM synthesizer

    Editor for the Yamaha V50. For a dedicated Editor for Yamaha TX81Z click here: https://sourceforge.net/projects/ctx81z/
    Downloads: 1 This Week
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  • 24
    OCaml

    OCaml

    The core OCaml system: compilers, runtime system, base libraries

    OCaml is a general-purpose, industrial-strength programming language with an emphasis on expressiveness and safety. OCaml’s powerful type system means more bugs are caught at compile-time, and large, complex codebases are easier to maintain. This makes it a good language for running critical code. At the same time, sophisticated inference makes the type system unobtrusive, creating a smooth developer experience. OCaml has two compilers. One is a bytecode compiler that generates small,...
    Downloads: 3 This Week
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  • 25
    PadXml - Portable App Description Editor

    PadXml - Portable App Description Editor

    A simple tool for creating and editing PAD XML files used for software

    A simple tool for creating and editing PAD XML files used for software distribution and listings. Portable Application Description, or PAD for short, is a data set that is used by shareware authors to disseminate information to anyone interested in their software products.
    Downloads: 1 This Week
    Last Update:
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