Tribblix : the retro illumos distribution

Tribblix is an open source operating system created by Peter Tribble.
Based on illumos, it blends a retro
style with modern components.

NEWS: June 12th 2026: Milestone 40 available.
(updates). See the
X86 Release Notes.

NEWS: April 21st 2026. SPARC m34 ISO available for
download, in addition to the
upgrades from m33 to m34 that were previously available.
(SPARC Release Notes.)

Important: 32-bit hardware support now
completely removed.

While the SPARC version still suffers from lack of testing and has spotty
hardware support, the x86 version is pretty solid. You can
download the image,
install to a hard drive, and
use it.