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

NEWS: March 13th 2026: Milestone 39 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.