LCARS
| LCARS | |
|---|---|
| Star Trek franchise element | |
| LCARS-style desktop | |
| First appearance | Star Trek: The Next Generation | 
| Created by | Michael Okuda | 
| Genre | Science fiction | 
| In-universe information | |
| Type | Computer operating system | 
| Affiliation | Starfleet | 
In the Star Trek fictional universe, LCARS (/ˈɛlkɑːrz/; an acronym for Library Computer Access/Retrieval System) is a computer operating system. Within Star Trek chronology, the term was first used in the Star Trek: The Next Generation series.