Top 10 Best Windows Alternative Open Source Operating System

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Best Windows Alternative Open Source Operating System (1)

Are you searching for the best Windows alternative open-source operating system? If yes! You are at the right place.

In this guide, you will find the ten most prevalent open-source OS that comes as an exceptional alternative for Windows. Professionals have lab-tested these operating systems with an endurance test. So, read the review to find what’s best for you.

Review of 10 Best Windows Alternative Open-Source Operating System

Let’s get started with our list of the best windows alternative operating systems that are open source!

1. Linux


Linux is one of the most widely accepted alternatives for Windows. It offers you an extensive online resource and guidance to access the OS with ease. The community support is also decent. One significant part about Linux OS is compatibility with every device.

It will run on a 90s system and a 21st-century system with the same efficiency. Linux Mint is currently the most popular free OS from Linux. The visual designs and graphical interaction of Linux are impressive.

Many businesses are using Linux as their mainstream operating system for its flexibility. Linux also supports many commercial interfaces, the newer version as well.

2. Chrome OS

Chrome OS
Chrome OS

It comes as another obvious choice. Chrome OS is a free OS from Google. This makes it more popular among users; Chrome OS is now an operating system in many high-end Google laptops. It comes as a pre-built user interface for users. The graphics of this operating system is interactive and immersive.

Many people and commercial spaces download this OS, as it works great on older and outdated systems as well. The OS doesn’t require much hardware requisite.

Chrome OS is designed to focus on cloud computing. It has impressive performance in media playback and browsing.

See Also: Top 10 Best Laptops for Adobe Illustrator

3. Free BSD


Most users think of Free BSD as similar to Linux. Both of them share Unix-identical roots, but Free BSD is a older Free OS.

It works as a cousin to Linux. FreeBSD however is more reliable if used as a server. It works with a desktop environment by default.

Many businesses having security worries and prefer privacy show interest in Free BSD. Trusted BSD projected makes it enhanced and reliable to stop threats. This free OS also supports popular antivirus programs like MacAfee. The installation is graphical with installation managers. Thus, you can rely on this free OS.

4. FreeDOS


FreeDOS is open source software! It doesn’t cost anything to download and use FreeDOS. You can also share FreeDOS for others to enjoy! And you can view and edit our source code because all FreeDOS programs are distributed under the GNU General Public License or a similar open-source software license.

You can play your favorite DOS games on FreeDOS. And there are a lot of great classic games to play: Wolfenstein 3D, Doom, Commander Keen, Rise of the Triad, Jill of the Jungle, Duke Nukem, and many others!

Need to recover data from an old business program? Or maybe you need to run a report from your old finance system? Just install your legacy software under FreeDOS, and you’ll be good to go!

This operating system serves as a good backward compatibility layer.

5. illumos


illumos is a Unix operating system that provides next-generation features for downstream distributions, including advanced system debugging, next-generation filesystem, networking, and virtualization options.

illumos is developed by both volunteers and companies building products on top of the software. It is a good alternative to the Windows Operating system.

6. React OS

React OS
React OS

React OS is a free OS that gives tough competition to Linux and Unix. Users can also consider this free OS as a great alternative for windows. Originally, React OS got launched back in 1996 as a clone for Windows 95. It offered users to eliminate windows and use React OS without any detecting alteration. There are over nine million lines of programming code for React OS.

However, some commercial apps such as Adobe Reader don’t run on React OS. The system requires 96 MB RAM and a 500 MB HDD.

See Also: Top 10 Best Laptops for Kali Linux

7. Haiku


Haiku came into existence in the year 2001 as an open-source alternative to Window. Since 2001, this free OS has been under continuous progression. It is capable of running many popular interfaces and apps.

Some of the most indispensable apps compatible with Haiku are Quake and VLC media players. Haiku is also efficient enough to run many discarded BeOS operating systems.

Haiku’s interface is quite similar to Windows. Graphical installation manager makes it seamless for users to install different apps. System requirement for Haiku is minimal, and it runs on all systems; old and new.

8. MorphOS


It is an Amiga-identical free OS. Users can trust it as an alternative to Windows. The graphical interface of this free OS is similar to most of the 80s and 90s home desktops.

Users can hardly notice any difference between an old windows PC and MorphOS. It also offers you an older Mac experience.

As it comes supported for 90s computers, system requirements are also minimal. The dialog boxes are quite the same as windows. Businesses can also use it for commercial use, as it supports an older version of commercial apps.



AROS is free and is quite similar to MorphOS. However, this free OS comes designed for x86 systems. It runs comfortably on all modern-day PCs, laptops, and other devices.

The most significant feature about AROS is it is efficient enough to run all old and new software. Businesses can get maximum benefits out of this OS.

Users may find difficulties in running old Amiga disks in new systems. The graphics of this OS are quite interactive. AROS is a tempting free OS for gaming enthusiasts as it supports many games, old and new. It offers you a decent user experience.

10. Menuet OS

Menuet OS
Menuet OS

This OS is obtainable for all 32-bit and 64-bit systems. The GUI of this OS is impressive and offers you a complete Windows experience. There are web browsers, Media players, and spreadsheets that come pre-installed with this OS. It is quite decent for all businesses.

This OS also supports using a webcam and offers a great resolution with 16 million colors. Users can find many prevalent games, along with mail clients and an HTTP server.

One significant feature users will get booting of systems using USB and CDs.

These were the top ten Windows alternative open-source OS. Now that you know the top keep reading to know how to choose the best one.

Choosing Guide: How to Determine the Best Windows Alternative Open-Source Operating System?

There are wide varieties of free and open-source OS. With a flood of free operating systems existing these days, selecting the imperious one is quite a test. However, this guide is envisioned to assist you in picking the best OS as per your convenience and demands.

Here are some pointers that focus on user experience in free OS. Tech-savvy professionals here have listed some gaging factors used to craft this review.

This will assist in selecting an operating system from these best ten that suit your requirements. So, don’t worry; if you don’t know about choosing OS, keep reading to explore pointers that will help you.

Things to Consider While Choosing a Free OS

1. Proposed Use

Your proposed use of the free operating system decides what OS is good for you. So, you must take this crucial point into a justification for choosing any open-source operating system.

There are many users whose intended use is personal, while users also want OS for industrial level use. For individual use, many open-source operating systems comes flexible for distinctive use purpose.

However, if your anticipated use is for commercial works, you must take the pertinent strength and flaws of the OS into account. There are three wide categories of use for free operating systems.

Desktop Operating Systems

If you wish to obtain desktop operations from your free OS, you will need to discover one that is intended for such a purpose. Usually, the free OS that delivers desktop operations is more ease to access. Uses find more user-friendliness as compared to other intended OS.

The Graphical user interface in DOS is also highly interactive. In addition, Desktop operating systems also support the recent versions of many popular interfaces. It includes mail clients, browsers, and many more.

Server Operating Systems

These are the operating systems that work on servers. SOS is more prevalent for offering stability than the recent version of Windows. However, in SOS, the installation process comes with minimal graphical interaction. This makes it tedious for some users, as it is less user-friendly and more code-friendly.

Server Operating system interfaces are distinctive, but they are easy to upgrade with seamless management tools. Server operating systems are usually meant for larger organizations working with extensive staff for clients.

Special Purpose Operating Systems

Special purpose operating systems offer you an abundance of pre-installed interfaces. Installation in SPOS is quite a graphical process that commences with an installer, just like DOS. There are also management tools that deliver easy degradation.

Usually, special-purpose OS comes with exciting general purpose. But they have some addition to make it extra efficient. The supervision of special-purpose OS is precise.

It stresses the particular function of systems to offer results. In Special purpose OS, many management fragments are not easily accessible; this makes it tedious to use.

2. Commercial Support

A small fraction of people demand a change in OS. At the same time, alternatives are in great demand at the industrial level. If you want an OS for commercial purposes; you should always find commercial support in the free operating system you pick.

There are many Free OS delivering you such commercial support. Sometimes even they offer you better support in contrast to mainstream OS like Windows. But while choosing a free OS with commercial support, you may find some OS that states users can only access interfaces aided by commercial support.

3. Hardware Compatibility

Hardware compatibility is another imperative factor to consider when you are choosing a free OS. Before deciding to install any OS, you must be aware that your system can run it. There is a certain OS that demands the specific efficiency of computer parts. For example, the minimal requirement for React OS is a 500 MB hard disk drive and 96 MB RAM.

In modern-day systems, almost all systems come with higher efficiency. But you should still make a check about the prerequisites of the OS. As free OS doesn’t come with any price tag, you can try running the copy or original version to check compatibility.

The only thing to cost here is time. There are also many commercial OS with free equivalents that are similar enough to the extended version. You can integrate them on your system and run it know the compatibility.

Another crucial pointer pertinent to the hardware you must know is whether your system manufacturer supports free OS or not. Many manufacturers’ circulate systems have built-in Windows. In such systems, you would not be able to use Free OS.

You can check with some reputed system manufacturers like Dell, HP, Asus, and IBM and know whether they support the free OS. Many manufacturers void the warranty when you use third-party free OS. Thus, you must make an informed decision.

4. Software Compatibility

It is a vital issue to focus on if you intend to use commercial interfaces. As a rule of thumb, there is free software that works only with the free OS. Commercial software may not run in free operating systems. If there is any specific program you want in your operating system, you must know beforehand about the compatibility.

5. Community

Community support is also a prominent aspect to contemplate. In the cases of operating systems, users in confusion often go to the community for news, tips, and advice. If the community is not big enough, you may not achieve what you need. Discovering online resources is crucial in the case of the free OS. With the aid of online resources, you can evaluate how extensive community support is. Checking out the tutorials, tips, tricks, and guides helps you to make the most use of the OS.

Frequently Asked Questions (FAQs)

1. What is the best alternative to Windows OS?

Linux, Chrome OS, Free BSD, FreeDOS, React OS, Haiku, MorphOS, Zorin OS, and Linux mint are some great alternatives for Windows. All of these are open source and offer you great performance.

2. Which is the most reputed alternative to Windows OS?

React OS is by far the most reputed alternative for Windows OS. The minimum system requirement for React OS is 500 MB HDD and 96 MB RAM. Initially, this OS got developed as a clone of Windows 95.

3. Which is the best-paid alternative to Windows 10?

Mac OS, Ubuntu, android are some of the paid alternatives for Windows 10. These paid alternatives offer you a bulk of features. Also, these Operating systems are interactive and easy to use.

4. What is the most comfortable Operating system to use?

All the above OS listed in the review are easy to use and offer a great user experience. However, one OS that comes easy to use after Windows is Linux. Linux has some exceptional features for seamless access.

5. Is there any free Windows operating system?

No! No version of Windows is free to access. All the Windows versions are paid and you have to pay for it. However, if you already have a Windows 7, or 8, you can upgrade to ten with only a product key that costs you lesser.

6. Is Google OS free?

Google rolled out the new chrome OS that is open-source. Users can install this open-source version and use it as OS on laptops, desktops, and PCs.

7. Which Linux is best for daily use?

There are many versions of Linux OS that are best for daily use. Some of them include Ubuntu, Linux Mint, Zorin OS, Elementary OS, Linux Lite, and Manjaro Linux.


These are reviews about the top ten best free OS as an alternative to Windows. You can find an extensive range of free OS online. But what you must consider is choosing the one that meets your need. Choosing a guide would help you make an informed decision. If you have any more uncertainties, you can leave your comments.

We hope this article about the best Windows alternative open-source operating system is helpful to you. Do share this content on social media if you find it helpful for you in any manner. Please stay connected with us for future updates.

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