Browse free open source System software and projects for Windows and Server Operating Systems below. Use the toggles on the left to filter open source System software by OS, license, language, programming language, and project status.

  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
    Start Free
  • 1
    C# Logger This is a logging tool similar to log4j for java. The tool is designed to handle debugging, information and error logging. Currently only windows event logging is supported however multiple logging targets are planned for future releases.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    A collection of add-on tools for working with the Lawson ERP package. PLEASE NOTE: This project is independent of Lawson Software, and the opinions/tools presented in this project do not necessarily reflect those of Lawson Software or the project owner.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    This is a port to Qt/C++ of the Jakarta project's excellent log4j package. Qt users can now benefit from a logging package that can be configured at run-time, thus minimizing (and ideally, eliminating) recompilation.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    Voxampp is an Enterprise IP TriplePlay Application Stack (eIPTAS) a - run-time toolkit - for Internet Entrepreneurs that want to deploy rich IP Carrier Networks. Its goal, to facilitate worldwide Open Access Social Networks using IPTV, VoIP and much more
    Downloads: 0 This Week
    Last Update:
    See Project
  • Try Google Cloud Risk-Free With $300 in Credit Icon
    Try Google Cloud Risk-Free With $300 in Credit

    No hidden charges. No surprise bills. Cancel anytime.

    Use your credit across every product. Compute, storage, AI, analytics. When it runs out, 20+ products stay free. You only pay when you choose to.
    Start Free
  • Previous
  • You're on page 1
  • Next
MongoDB Logo MongoDB