The commands listed below are built into the WRspice shell, or control shell operation.
| Shell Commands | |
| alias | Create alias |
|---|---|
| cd | Change directory |
| echo | Print string |
| echof | Print string to file |
| history | Print command history |
| pause | Pause script execution |
| pwd | Print the current working dirsctory |
| rehash | Update command database |
| set | Set a variable |
| shell | Execute operating system commands |
| shift | Shift argument list |
| unalias | Destroy alias |
| unset | Unset a variable |
| usrset | Print list of internally used variables |