ReactOS
ReactOS is a free and open source operating system able to run application and drivers compatible with Windows.
Market Share of ReactOS
Current Customer(s)
9
Market Share (Est.)
0.00%
Ranking
#89
Top Competitors and Alternatives of ReactOS
The top three of ReactOS’s competitors in the Server And Desktop OS category are Oracle Linux with 14.23%, Linux with 14.18%, Apple iOS with 10.28% market share.
| Technology | Domains | Market Share (Est.) | Versus page |
|---|---|---|---|
| Oracle Linux | 122847 | 14.23% | ReactOS vs Oracle Linux |
| Linux | 122436 | 14.18% | ReactOS vs Linux |
| Apple iOS | 88810 | 10.28% | ReactOS vs Apple iOS |
| Debian | 58490 | 6.77% | ReactOS vs Debian |
| Unix | 46377 | 5.37% | ReactOS vs Unix |
| VMware Server | 40988 | 4.75% | ReactOS vs VMware Server |
| Windows XP | 29466 | 3.41% | ReactOS vs Windows XP |
| CentOS | 28996 | 3.36% | ReactOS vs CentOS |
| Windows 7 | 26145 | 3.03% | ReactOS vs Windows 7 |
| Microsoft Windows 7 | 25991 | 3.01% | ReactOS vs Microsoft Windows 7 |
| Microsoft Windows Server | 25011 | 2.90% | ReactOS vs Microsoft Windows Server |
| Android OS | 23826 | 2.76% | ReactOS vs Android OS |
| Windows Server 2003 | 22189 | 2.57% | ReactOS vs Windows Server 2003 |
| Mac OS | 22079 | 2.56% | ReactOS vs Mac OS |
| Windows 10 | 19350 | 2.24% | ReactOS vs Windows 10 |
| Ubuntu | 18710 | 2.17% | ReactOS vs Ubuntu |
| Windows Server 2000 | 18447 | 2.14% | ReactOS vs Windows Server 2000 |
| Windows Server 2008 | 16173 | 1.87% | ReactOS vs Windows Server 2008 |
| Microsoft Windows OS | 11582 | 1.34% | ReactOS vs Microsoft Windows OS |
| Windows Server 2012 | 9610 | 1.11% | ReactOS vs Windows Server 2012 |
Popular Comparisons
Top Competitors and Alternatives of ReactOS
The top three of ReactOS’s competitors in the Server And Desktop OS category are Oracle Linux with 14.23%, Linux with 14.18%, Apple iOS with 10.28% market share.
ReactOS vs Oracle Linux
ReactOS vs Linux
ReactOS vs Apple iOS
ReactOS vs Debian
ReactOS vs Unix
ReactOS vs VMware Server
ReactOS vs Windows XP
ReactOS vs CentOS
Customers of ReactOS
Around the world in 2025, over 9 companies have started using ReactOS as Server And Desktop OS tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Dr. Reddy’s Laboratories | 10,000+ | Hyderabad | Telangana | India |     |
| Orano | 10,000+ | Courbevoie | Ile-de-France | France | |
| IOL Chemicals & Pharmaceuticals | 1,000 - 4,999 | Ludhiana | Punjab | India | |
| Adani Power | 1,000 - 4,999 | Ahmedabad | Gujarat | India | |
| Fullstack Academy | 250 - 499 | New York City | New York | United States | |
| Level IT | 0 - 9 | Liege | Wallonia | Belgium | |
| Digi Waves | 0 - 9 | Athens | Attica | Greece | |
| ReactOS | 100 - 249 | Berlin | Berlin | Germany | |
| Belivit | 10 - 19 | Dhaka | Dhaka | Bangladesh | |
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ReactOS Customers by Products and Services
The top three products and services offering customers that use ReactOS for Server And Desktop OS are Drug Discovery (2), Active Pharmaceutical Ingredients (2), Contract Manufacturing (2).
Customers
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ReactOS Customers by Employee Size
The majority of ReactOS's customers for the server-and-desktop-os category fall in the company size of 0 - 9 employees (2 companies), 1,000 - 4,999 employees (2 companies), 10,000+ employees (2 companies).
Employee Size
ReactOS Customers by Geography
The top three geographies of ReactOS for server-and-desktop-os are the India with 3(33.33%), United States with 1(11.11%), Greece with 1(11.11%) customers respectively.
Customers
Employees of ReactOS
Also see other Products/Services by ReactOS in:
FAQ
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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