The most popular alternative is Ubuntu, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to HP-UX so hopefully you can find a suitable replacement. Other interesting HP-UX alternatives are Debian (Free, Open Source), Manjaro Linux (Free, Open Source), openSUSE (Free, Open Source) and FreeBSD (Free, Open Source).
- NixOS is a GNU/Linux distribution that aims to improve the state of the art in system configuration management.
- The OpenBSD project produces a FREE, multi-platform 4.4BSD-based UNIX-like operating system.
- Slackware Linux is an advanced Linux operating system, designed with the twin goals of ease of use and stability as top priorities.
- A purely functional package manager and an advanced distribution of the GNU operating system developed by the GNU Project—which respects the freedom of computer users.
- ArchBang is a simple GNU/Linux rolling release distribution which provides you with a lightweight...
- Void is a general purpose operating system, based on the monolithic Linux kernel.
- Endless OS is a Linux-based operating system which provides a simplified and streamlined user experience using a customized desktop environment forked from GNOME 3.
- Ubuntu Budgie (previously budgie-remix) is an Ubuntu-based distribution featuring the...
- antiX is a fast, lightweight and easy-to-install linux live CD distribution based on MEPIS and Debian's testing branch for Intel/AMD x86-compatible systems.
- GhostBSD is a user friendly desktop operating system based on...