These tables compare free software / open-source operating systems. Where not all of the versions support a feature, the first version which supports it is listed.

Mar 27, 2025 · Here in this article, we’ll be introducing you to some popular examples of open source operating systems, how they work, and what their pros and cons are. What Is Open …

Jun 7, 2025 · Of the non-Linux open source OSes, the most prominent might be the BSDs. The BSDs collectively can trace their heritage to the Berkeley Software Distribution, created at UC …

Oct 13, 2025 · Whether you're fed up with Windows, Linux, or macOS, or you just want something new to experience or play with, you'll be happy to know there are some great alternative …

Nov 9, 2025 · Browse free open source Operating Systems and projects below. Use the toggles on the left to filter open source Operating Systems by OS, license, language, programming …

Dec 30, 2024 · In this comprehensive article, we will explore ten free operating systems that you may not have realized existed. Whether for niche applications or general use, these operating …

List of the top free Operating Systems in 2025 including comparisons, user reviews, pricing, features, and more.

Nov 6, 2025 · What Is an Open Source Operating System? An open-source operating system is software whose source code is freely available to the public. This means anyone can view, …

Oct 27, 2025 · Supported hardware: Aros/Platforms/x86 Complete System HCL Supported hardware: Aros/Platforms/x86 Complete System HCL FreeDOS BASIC-DOS Blog series: …

Mar 14, 2023 · Today I will list some of the most popular, open-source, and therefore free, operating systems available to computer users. Speaking about the open-source world, there …