Similar to Cron

Find (Unix)

Grep

Kill (command)

Ln (Unix)

Ls

Mesg

Mkdir

More (command)

Nl (Unix)

Pax (command)

Rm (Unix)

Rmdir

Sed

Split (Unix)

Tee (command)

Touch (command)

true and false (commands)

Compress (software)

Wall (Unix)

Who (Unix)

Write (Unix)

Job scheduler

Job Entry Subsystem 2/3

Slurm Workload Manager

Oracle Grid Engine

Xgrid

Spooling