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

  • 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
  • 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
    ASN1 editor plugin for Eclipse
    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    Cairo (Complex Archive Ingest for Repository Objects) is a tool for processing digital archives prior to submitting them to archival storage for long-term preservation; among other features, this includes format identification and metadata extraction.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    Copernicus is a distributed resources management system, that uses CIM as it's architecture and philosophy. With Copernicus one can manage all resources in his infrastructure using one common convenient object model.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    This project provides an abstraction layer for archives. This project emerged from route64, and will provide a standalone archive manipulation tool for Eclipse. At first we focus on the folowing archives: zip, war, jar, ear, t64, d64, rar, tar.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 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
  • Previous
  • You're on page 1
  • Next
MongoDB Logo MongoDB