Lites

{{short description|Discontinued Unix-like operating system}}

{{About||the ancient custom for appointing a High Sheriff|Pricking the Lites}}

{{Infobox OS

| name = Lites

| logo =

| logo size =

| logo caption =

| logo alt =

| screenshot =

| caption =

| developer = Johannes Helander, Helsinki University of Technology;
Flux Research Group, University of Utah

| family = Unix-like (4.4BSD)

| working state = Discontinued

| source model = Open-source

| released =

| discontinued = Yes

| latest release version = 1.1.u3

| latest release date = {{Start date and age|1996|03|30|df=yes}}

| repo = {{URL|https://www.cs.utah.edu/flux/lites/html/}}

| marketing target = Research

| programmed in = C, assembly language

| language = English

| update model = Compile from source code

| supported platforms = x86, MIPS, Alpha, PA-RISC, PC532

| kernel type = Microkernel

| userland =

| ui = Command-line interface

| license = BSD

| preceded by =

| succeeded by =

| website = {{URL|www.cs.utah.edu/flux/lites/html/lites-info.html}}

}}

Lites is a discontinued Unix-like operating system, based on 4.4BSD and the Mach microkernel. Specifically, Lites is a multi-threaded server and emulation library that provided unix functions to a Mach-based system. At the time of its release, Lites provided binary compatibility with 4.4BSD, NetBSD, FreeBSD, 386BSD, UX (4.3BSD), and Linux.{{Cite web |last=Helander |first=Johannes |date= |url=http://www.cs.hut.fi/~jvh/lites-1.0-announcement.html |title=Lites 1.0 Announcement |website=Helsinki University of Technology |url-status=dead |archive-url=https://web.archive.org/web/19970716001117/http://www.cs.hut.fi/~jvh/lites-1.0-announcement.html |archive-date=16 July 1997 |access-date=6 November 2021}}

Lites was originally written by Johannes Helander at Helsinki University of Technology, and was further developed by the Flux Research Group at the University of Utah.{{Cite web |last1=Hibler |first1=Mike |last2=Clawson |first2=Stephen |date=15 March 1996 |url=https://www.cs.utah.edu/flux/lites/html/lites-info.html |title=General Lites Information |website=University of Utah |access-date=6 November 2021}}