Uniq
| uniq | |
|---|---|
| Original author(s) | Ken Thompson (AT&T Bell Laboratories) | 
| Developer(s) | Various open-source and commercial developers | 
| Initial release | February 1973 | 
| Written in | C | 
| Operating system | Unix, Unix-like, Plan 9, Inferno, MSX-DOS, IBM i | 
| Platform | Cross-platform | 
| Type | Command | 
| License | coreutils: GPLv3+ Plan 9: MIT License | 
| Website | man7 | 
uniq is a utility command on Unix, Plan 9, Inferno, and Unix-like operating systems which, when fed a text file or standard input, outputs the text with adjacent identical lines collapsed to one, unique line of text.