ReactOS is a free and open source operating system able to run application and drivers compatible with Windows.
Current Customer(s)
Market Share (Est.)
Ranking
The top three of ReactOS’s competitors in the Server And Desktop OS category are Oracle Linux with 14.60%, Linux with 14.59%, Apple iOS with 9.76% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| Oracle Linux | 271002 | 14.60% | ReactOS vs Oracle Linux |
| Linux | 270780 | 14.59% | ReactOS vs Linux |
| Apple iOS | 181265 | 9.76% | ReactOS vs Apple iOS |
| VMware Server | 105544 | 5.69% | ReactOS vs VMware Server |
| Unix | 89240 | 4.81% | ReactOS vs Unix |
| Microsoft Windows Server | 68680 | 3.70% | ReactOS vs Microsoft Windows Server |
| Windows XP | 66342 | 3.57% | ReactOS vs Windows XP |
| Windows 7 | 59219 | 3.19% | ReactOS vs Windows 7 |
| Microsoft Windows 7 | 58703 | 3.16% | ReactOS vs Microsoft Windows 7 |
| Mac OS | 55431 | 2.99% | ReactOS vs Mac OS |
| Windows Server 2003 | 52431 | 2.82% | ReactOS vs Windows Server 2003 |
| Ubuntu | 49391 | 2.66% | ReactOS vs Ubuntu |
| Windows 10 | 47753 | 2.57% | ReactOS vs Windows 10 |
| CentOS | 46017 | 2.48% | ReactOS vs CentOS |
| Windows Server 2008 | 41634 | 2.24% | ReactOS vs Windows Server 2008 |
| Windows Server 2000 | 39810 | 2.14% | ReactOS vs Windows Server 2000 |
| Android OS | 39642 | 2.14% | ReactOS vs Android OS |
| Debian | 37584 | 2.02% | ReactOS vs Debian |
| Windows Server 2012 | 27732 | 1.49% | ReactOS vs Windows Server 2012 |
| Microsoft Windows OS | 23903 | 1.29% | ReactOS vs Microsoft Windows OS |
Popular Comparisons
The top three of ReactOS’s competitors in the Server And Desktop OS category are Oracle Linux with 14.60%, Linux with 14.59%, Apple iOS with 9.76% market share.
ReactOS vs Oracle Linux
ReactOS vs Linux
ReactOS vs Apple iOS
ReactOS vs VMware Server
ReactOS vs Unix
ReactOS vs Microsoft Windows Server
ReactOS vs Windows XP
ReactOS vs Windows 7
Around the world in 2026, over 16 companies have started using ReactOS as Server And Desktop OS tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Dr. Reddy's Laboratories Ltd | 10,000+ | Hyderabad | Telangana | India | |
| HCLTech | 10,000+ | Noida | Uttar Pradesh | India | |
| Siemens | 10,000+ | Munich | Bavaria | Germany | |
| Jubilant Pharmova Limited | 5,000 - 9,999 | Noida | Uttar Pradesh | India | |
| Snowflake | 5,000 - 9,999 | Bozeman | Montana | United States | |
| BetConstruct | 1,000 - 4,999 | London | England | United Kingdom | |
| Adani Power | 1,000 - 4,999 | Ahmedabad | Gujarat | India | |
| Google Summer Of Code | 1,000 - 4,999 | Ranchi | Jharkhand | India | |
| NB Power | 1,000 - 4,999 | Fredericton | New Brunswick | Canada | |
| PIEAS | 1,000 - 4,999 | Islamabad | Islamabad | Pakistan |
The top three products and services offering customers that use ReactOS for Server And Desktop OS are Medical Physics (1), Transmission and distribution (1), Energy efficiency programs (1).
Customers
The majority of ReactOS's customers for the server-and-desktop-os category fall in the company size of 1,000 - 4,999 employees (5 companies), 10,000+ employees (3 companies), 100 - 249 employees (3 companies).
Employee Size
The top three geographies of ReactOS for server-and-desktop-os are the India with 5(31.25%), United States with 4(25.00%), Germany with 2(12.50%) customers respectively.
Customers
Find answers to the most often asked questions by users.
Who are the top ReactOS competitors?
ReactOS’s Top competitors in the server-and-desktop-os category are Oracle Linux, Linux, Apple iOS. You can view a full list of ReactOS competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of ReactOS and 40,000 other technologies on the internet. You can also compare ReactOS and its feature with top competitors here : ReactOS vs Oracle Linux ReactOS vs Linux ReactOS vs Apple iOS.
What is ReactOS customer distribution based on company size?
What is ReactOS market share in the server-and-desktop-os?
What are the top countries that use ReactOS?
What are the top industries that use ReactOS?
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