at 3.1.23-1ubuntu1 (armhf binary) in ubuntu focal

 At and batch read shell commands from standard input
 storing them as a job to be scheduled for execution in the
 future.
 .
 Use
  at to run the job at a specified time
  batch to run the job when system load levels permit

Details

Package version:
3.1.23-1ubuntu1
Source:
at 3.1.23-1ubuntu1 source package in Ubuntu
Status:
Published
Component:
main
Priority:
Optional