Tsort
| tsort | |
|---|---|
| Initial release | 1979 | 
| Operating system | Unix, Unix-like, V, Inferno | 
| Platform | Cross-platform | 
| Type | Command | 
The tsort program is a command line utility on Unix and Unix-like platforms, that performs a topological sort on its input. It is part of the POSIX.1 standard. and has been since The Single UNIX Specification, Version 2.