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

  • Get Avast Free Antivirus | Your top-rated shield against malware and online scams Icon
    Get Avast Free Antivirus | Your top-rated shield against malware and online scams

    Boost your PC's defense against cyberthreats and web-based scams.

    Our antivirus software scans for security and performance issues and helps you to fix them instantly. It also protects you in real time by analyzing unknown files before they reach your desktop PC or laptop — all for free.
    Free Download
  • Simplify IT and security with a single endpoint management platform Icon
    Simplify IT and security with a single endpoint management platform

    Automate the hardest parts of IT

    NinjaOne automates the hardest parts of IT, delivering visibility, security, and control over all endpoints for more than 20,000 customers. The NinjaOne automated endpoint management platform is proven to increase productivity, reduce security risk, and lower costs for IT teams and managed service providers. The company seamlessly integrates with a wide range of IT and security technologies. NinjaOne is obsessed with customer success and provides free and unlimited onboarding, training, and support.
    Learn More
  • 1
    Bulk Crap Uninstaller

    Bulk Crap Uninstaller

    Remove large amounts of unwanted applications quickly.

    Bulk Crap Uninstaller (in short BCUninstaller or BCU) is a free (as in speech and beer) bulk program uninstaller with advanced automation. It excels at removing large amounts of applications with minimal to no user input, while requiring next to no technical knowledge. It can detect most applications and games (even portable or not registered), clean up leftovers, force uninstall, automatically uninstall according to premade lists, and much more. Bulk Crap Uninstaller is licensed under Apache 2.0 open source license, and can be used in both private and commercial settings for free and with no obligations, as long as no conditions of the license are broken.
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    Downloads: 9,427 This Week
    Last Update:
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  • 2
    CreamInstaller

    CreamInstaller

    Automatically finds all installed Steam, Epic and Ubisoft games

    Automatically finds all installed Steam, Epic, and Ubisoft games with their respective DLC-related DLL locations on the user's computer, parses SteamCMD, Steam Store, and Epic Games Store for user-selected games' DLCs, then provides a very simple graphical interface utilizing the gathered information for the maintenance of DLC unlockers.
    Downloads: 344 This Week
    Last Update:
    See Project
  • 3
    PatchCleaner

    PatchCleaner

    Windows Installer Directory Cleaner

    Cleans your windows Installer directory of orphaned and redundant installation (.msi) and patch (.msp) files
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    Downloads: 2,529 This Week
    Last Update:
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  • 4
    This project has moved to http://wixtoolset.org. The WiX toolset is a set of tools that builds Windows installation packages from text source code. The toolset supports a command line environment that developers may integrate into their build processes to build setup packages for the Windows platform.
    Downloads: 50 This Week
    Last Update:
    See Project
  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • 5
    MSI Downloader

    MSI Downloader

    MSI installers for a wide range of software and utilities

    MSI Downloader has been created for IT professionals who want a quick and easy method of downloading the latest MSI installers for various software. MSI installers are much easier to use for deployment using systems like Group Policy, Microsoft Deployment Toolkit (MDT) and Microsoft System Center Configuration Manager (SCCM). Some publishers happily supply MSI installers for their software, however, some are very hard to find. So this new tool will not only be providing the easy to find MSI installers, but also the hard to find ones and in some cases, the impossible to find ones - ones where we will create the MSI installers for them! The aim to keep all the MSI Installers within our utility fully up to date, but if you find something that is not, please let us know and we will correct it.
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    Downloads: 142 This Week
    Last Update:
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  • 6
    FOG - A Free Cloning Solution
    FOG is a free open-source cloning/imaging solution/rescue suite. FOG can be used to image Windows XP, Vista, Windows 7 and Window 8 PCs using PXE, PartClone, and a Web GUI to tie it together. Includes featues like memory and disk test, disk wipe, av scan & task scheduling.
    Downloads: 18 This Week
    Last Update:
    See Project
  • 7

    WixEdit

    Project moved to Github: https://github.com/WixEdit/WixEdit

    WixEdit is an editor for XML source code of the Windows Installer XML (WiX) toolset. WixEdit lets you create MSI and MSM setup packages with the WiX Toolset. It provides a visual representation of the dialogs and an easy way to edit the WiX source files. (Project moved to Github: https://github.com/WixEdit/WixEdit)
    Downloads: 7 This Week
    Last Update:
    See Project
  • 8
    Windows ISO Downloader

    Windows ISO Downloader

    Download Windows ISO

    Windows ISO Downloader è un progetto open-source che consente di scaricare le ISO di Windows in semplicità senza dover cercare su internet. 100% semplice
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    Downloads: 21 This Week
    Last Update:
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  • 9
    Install Dir Changer

    Install Dir Changer

    Change default installation folders on your Windows machine

    Install Dir Changer is a small program which empowers you to change the default installation folder on your Windows machine. This application runs out of the box. No installation or setup required. You can discard the software after usage. I developed this application because I always had to change the installation destination in installer wizards myself. Fork this on github https://github.com/JonasDralle/InstallDirChanger/ What this application does - Change the path, that will be used to install new applications (will be displayed at installers from iTunes or Gimp for example) What this application does not: - Move already installed applications. (Those applications won't be touched) Please vote for InstallDirChanger on SourceForge and provide honest critic
    Downloads: 6 This Week
    Last Update:
    See Project
  • MongoDB 8.0 on Atlas | Run anywhere Icon
    MongoDB 8.0 on Atlas | Run anywhere

    Now available in even more cloud regions across AWS, Azure, and Google Cloud.

    MongoDB 8.0 brings enhanced performance and flexibility to Atlas—with expanded availability across 125+ regions globally. Build modern apps anywhere your users are, with the power of a modern database behind you.
    Learn More
  • 10
    Path Manager is a simple utility to manage system and user %PATH% environment variable in Windows
    Downloads: 6 This Week
    Last Update:
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  • 11
    Sumsie
    Easy-to-use editor of Microsoft MSI installer files.
    Downloads: 10 This Week
    Last Update:
    See Project
  • 12
    Setup Maker

    Setup Maker

    Setup Maker you can create your own setup program.

    Setup Maker you can create your own setup program. Setup Maker is easy to use and is a program that supports multiple languages​​.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 13
    AutoCad WIX Installer is a WIX installer with custom actions to help with the installation of AutoCAD dotNet based addins. It tries support the WIX installer and detect the Aec AutoCAD version(s) to correctly register the dotNet plugin.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 14
    XmlPreprocess is a tool that can be used to preprocess specially annotated XML files making property substitutions much like a code preprocessor. It is useful for deploying XML configuration files like .NET config files to a many environments.
    Downloads: 1 This Week
    Last Update:
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  • 15
    C# Command Line tool to register and delete COM+ Applications across multiple servers
    Downloads: 1 This Week
    Last Update:
    See Project
  • 16
    ChecklistAgent - Unit testing for your runtime environment.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 17
    SimInst(Simple Installer) is a .NET software deploy tool written by C#. It's very simple and easy to use, including all basic deploy features, such as add/remove programs support, shortcuts, COM, windows service, virtual dir, sql scripts etc.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 18

    deploy.NET

    Tool for building and deploying Microsoft.NET applications.

    deploy.NET is NOT for creating setup files! It is a tool to run scripts to automatically build, package and upload a .NET application to an FTP server. A different script can then be run on the customer's machine for downloading, unpacking and installing your application.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 19
    "izfree" is a free collection of tools that aid the authoring of installation programs using Microsoft's Windows Installer technology. Using izfree you can author a robust installation program for your application.
    Downloads: 1 This Week
    Last Update:
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  • 20
    An application repository.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21

    AutoKeyboardWindowClicker

    Send keyboard keys to windows

    Allows user to send keyboard combinations and commands (arrows, F1-F12, Del,Tab etc) to any Visible Window on Microsoft Windows.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    Autotek: Is a post Windows install auto-setup utility that downloads all windows updates, install the latest and greatest free software from either the internet or local copies and will configure certain parts of Windows XP automatically for you.
    Downloads: 0 This Week
    Last Update:
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  • 23
    Add auto update ability to an exsiting software. Just use serveral lines of code, your software will has the live update function. And you can view the clients update status, create update package on the server side through a GUI program. Support C#/VC/V
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    BackupMaster

    BackupMaster

    Make windows 8.1 backups more like windows 7

    Alows the user to scheduled the backup without any knowledge of command line, powershell or windows task scheduler.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    Comreg is a .NET assembly for registering/unregistering COM binaries including .NET assemblies with COM Interop, ActiveX controls, COM libraries, Typelib containers, etc.
    Downloads: 0 This Week
    Last Update:
    See Project
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