The best paid alternative to Haiku is Windows 10. If that doesn't suit you, our users have ranked more than 100 alternatives to Haiku and eight of them is paid so hopefully you can find a suitable replacement. Other interesting paid alternatives to Haiku are Windows 11, Red Hat Enterprise Linux, Oracle Solaris and MorphOS.
Versatile OS with universal app architecture, free first-year offer for Windows 7 and 8.1 users, redesigned mouse-touch UI, virtual desktop, Microsoft Edge, upgraded security, and enhanced graphics for gaming, supporting fingerprint and face recognition login.
Experience the latest Windows OS with a new Start menu, integrated Teams, and gaming technologies like Auto HDR. Improved security with stricter requirements enhances protection, and seamless Microsoft Account integration makes it ideal for modern devices.
Red Hat is the leader in development, deployment, and management of Linux and open source solutions for Internet infrastructure - ranging from embedded devices to secure Web servers. Red Hat was founded in 1994 by visionary entrepreneurs Bob Young and Marc Ewing.
Oracle Solaris is the #1 enterprise OS, delivering breakthrough high-availability, security, efficiency, and industry-leading scalability/performance.
MorphOS is an AmigaOS-like computer operating system. It is a mixed proprietary and open source OS produced for the PowerPC processor based computers.
AmigaOS is the proprietary native operating system of the Amiga and AmigaOne personal computers, introduced with the launch of the first Amiga, the Amiga 1000, in 1985.
A new OS/2-based operating system from Arca Noae, codenamed Blue Lion, arrived today, May 15, 2017, after nearly two years in development.
United States
Germany
EU
Belgium
this is because this os is not unix based and proprietary