Browse free open source C++ Launchers and projects below. Use the toggles on the left to filter open source C++ Launchers by OS, license, language, programming language, and project status.

  • Build Agents and Models on One Platform Icon
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  • 1
    Prism Launcher

    Prism Launcher

    Custom launcher for Minecraft to easily manage installations

    An Open Source Minecraft launcher with the ability to manage multiple instances, accounts, and mods. Focused on user freedom and free redistributability. Install and launch modpacks easily, while keeping them clean. No longer do you need to manually install them, and easily update mod packs, Prism Launcher can do these tasks for you, without installing tons of separate launchers. Prism Launcher is able to download & update individual mods from outside of modpacks using Modrinth and CurseForge. Each Minecraft instance has its own folder, with separate mods, resource packs and other things. You don't need an embedded web browser as a game launcher. Prism Launcher uses the Qt toolkit, which requires little system resources. Prism Launcher also lets you customize the menu and supports custom themes.
    Downloads: 307 This Week
    Last Update:
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  • 2
    MultiMC

    MultiMC

    Launcher for Minecraft that allows you to easily manage installations

    MultiMC is an alternative launcher for Minecraft. It allows you to have multiple, cleanly separated instances of Minecraft (each with their own mods, resource packs, saves, etc) and helps you manage them and their associated options with a simple and powerful interface.
    Downloads: 144 This Week
    Last Update:
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  • 3
    PolyMC

    PolyMC

    Custom launcher to manage multiple installations of Minecraft at once

    An Open Source Minecraft launcher with the ability to manage multiple instances, accounts, and mods. Focused on user freedom and free redistributability. Install and launch modpacks easily, while keeping them clean. No longer do you need to manually install them, and an updating feature is coming soon. PolyMC can do that for you, without installing tons of separate launchers. Are you sick of finding and adding that one mod you need? PolyMC is able to download & update individual mods from outside of mod packs using Modrinth and CurseForge.
    Downloads: 39 This Week
    Last Update:
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  • 4
    mulder

    mulder

    MuldeR's OpenSource Projects

    OpenSource development since 2004. Featured projects: * LameXP - audio encoder front-end * MPlayer for Windows - custom MPlayer installer for Win32 * Simple x264 Launcher - simple GUI front-end for x264 * Many more...
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    Downloads: 229 This Week
    Last Update:
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  • Train ML Models With SQL You Already Know Icon
    Train ML Models With SQL You Already Know

    BigQuery automates data prep, analysis, and predictions with built-in AI assistance.

    Build and deploy ML models using familiar SQL. Automate data prep with built-in Gemini. Query 1 TB and store 10 GB free monthly.
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  • 5
    Launchy

    Launchy

    Application launcher for Windows, Mac OS X, FreeBSD and Linux

    Launchy is a free utility designed to help you forget about your start menu, your desktop icons, and your file manager. Launchy indexes and launches your applications, documents, project files, folders, and bookmarks with just a few keystrokes!
    Downloads: 32 This Week
    Last Update:
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  • 6
    Appetizer
    This an application launcher for removable drives (although it can also be used as a normal application). Rather than organizing the apps as a list like the Windows Start menu, they are organized in a tool bar a bit similar to the Mac OSX dock bar.
    Downloads: 21 This Week
    Last Update:
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  • 7
    WinRun4J is a Windows native launcher for your Java application. The goal is to provide a more professional deployment mechanism for Java apps on Windows.
    Downloads: 10 This Week
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  • 8
    JauntePE
    Windows portable app maker: launcher(s), runtime, and gui designed to help you run non-portable applications in a portable manner.
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    Downloads: 30 This Week
    Last Update:
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  • 9
    This Program is a cron replacement which runs commands at a specified time,if certain conditions are met. The program runs as daemon and is part of the Task Launcher Scheduler package.
    Downloads: 26 This Week
    Last Update:
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  • Custom VMs From 1 to 96 vCPUs With 99.95% Uptime Icon
    Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

    General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.

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  • 10
    Alternative Windows Console v2

    Alternative Windows Console v2

    Alternative Windows(tm) Console - extended interface to Windows shell

    Download it for free for any use!
    Downloads: 6 This Week
    Last Update:
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  • 11
    Linux Launcher for Games

    Linux Launcher for Games

    Install and Play old Windows games comfortably on Linux

    Linux Launcher for Games is a helper application designed to easily install and play old Windows game on Ubuntu based Linux distributions. To be able to use this application successfully, you will need game installation disks or disk image files and an Ubuntu based Linux operating system.
    Downloads: 21 This Week
    Last Update:
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  • 12
    QMC2 is a Qt based multi-platform GUI front end for MAME NOTE: A new version is hosted and developed at https://github.com/qmc2/qmc2-mame-fe
    Downloads: 12 This Week
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  • 13
    Plugin for Launchy, meant as replacement for apparently dead plugin mathy. MathyResurrected will try to replicate Mathy functionality.
    Downloads: 3 This Week
    Last Update:
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  • 14
    Game Launcher is a cross platform, universal front end for emulators. The main goal is to provide a user interface that is easy to use and attractive, yet does not look like a traditional user interface. It should work with any emulator.
    Downloads: 7 This Week
    Last Update:
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  • 15

    Tiggit Indie Game Installer

    An open source game launcher and installer

    Tiggit is a game distribution system modeled after Steam, Desura and the likes. It is currenly experimental, very minimalistic and only features freeware & OSS games, but has an ambitious goals list for the future.
    Downloads: 2 This Week
    Last Update:
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  • 16
    LaunchyQt

    LaunchyQt

    Launchy project reactivated, Get the familiar feeling now!

    Launchy is a free utility designed to help you forget about your start menu, your desktop icons, and your file manager. Launchy indexes and launches your applications, documents, project files, folders, and bookmarks with just a few keystrokes! I have been using Launchy for years, and found that this project has not been updated since 2010. I love this tool and want to maintain this project. LaunchyQt is now developed on github. Please report bugs and other problems at https://github.com/samsonwang/LaunchyQt/issues Checkout release note and developing progress at https://github.com/samsonwang/LaunchyQt/projects/1 The original source code is forked from https://sourceforge.net/projects/launchy
    Downloads: 2 This Week
    Last Update:
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  • 17
    The ULauncher is a small Java Launcher that uses JNI to create a JVM and launch the main class. ULauncher uses JVM.DLL to locate and create the JVM, so you can not configure the "classpath" nor "path" environment variables.
    Downloads: 2 This Week
    Last Update:
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  • 18
    Janel is a free, Open Source Java native executable and launcher for Windows. Launch your Java application just like other Windows executables. Within the configuration file set the location of the JVM, any of the Java system properties such as classpath, and more. A choice of non-console and console applications is available. The process name is whatever you choose for your .exe file. Also includes the ability to use the Janel executable as a Windows service. Janel was created and maintained by Tim Kil. It is no longer under active development. Many thanks to all the contributors over the years! Anil Guntur, Steve Crook, Bruce Cowan, Gregory Payne, Alexander Eckert, Oliver Lingg, Michael Knigge, John Stroy, and Humphrey Clerx
    Downloads: 1 This Week
    Last Update:
    See Project
  • 19
    Easy to configure and use application laucher DockApp (menu button, start menu) for WMaker. wm6x6 supplies 6 start buttons in 6 menus with tooltips and can use XPM, GIF, TIFF, PNG, ... files as icon-pixmaps.
    Downloads: 1 This Week
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  • 20

    GWLauncher

    Launcher app for Guild Wars and Guild Wars 2

    Allows configuring launch options and configuring more than one copy of the game, allowing simultaneously launching several instances. It also has account management for the auto-login feature, so it's easy and fast accessing more than one account on the same computer without having to re-enter the login info every time you want to change accounts. Small and 100% stand-alone: it doesn't require any 3rd party software installed in the computer.
    Downloads: 1 This Week
    Last Update:
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  • 21
    MxMenu

    MxMenu

    Easily create menus to open files and launch apps

    Simplify your daily life by creating launcher-menus to open your favourite file and apps. You can create one or more menus with your tasks, e.g. opening files, launching apps. Feel and look of your menus can be customized using style sheets. Additionally, MxMenu comes with a JSON-interface. Menus are saved in JSON-format and can therefore easily be adjusted to your needs.
    Downloads: 1 This Week
    Last Update:
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  • 22
    USB Missile Launcher QT
    Control USB Missile Launcher (Vendor ID: 0x1130, Product ID: 0x0202) under GNU/Linux, with a graphical QT4 interface. This project is based in http://sourceforge.net/projects/usbmissile/
    Downloads: 1 This Week
    Last Update:
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  • 23
    Used to choose between launching auto run applications or not. Ability to specify command line parameters for each application. The most valuable feature is that you can automatically update your SVN repositories.
    Downloads: 1 This Week
    Last Update:
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  • 24
    pylaunchy is an extension to Launchy's (www.launchy.net) plugin system that allows developing Launchy plugins in the Python language.
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    Downloads: 1 This Week
    Last Update:
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  • 25
    Portable application launcher and updater. Main features: - run any executable - set environment variables - check for application updates - send crash information
    Downloads: 0 This Week
    Last Update:
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