ruby-clockwork - 3.0.1-2 main

Clockwork is a cron replacement. It runs as a lightweight,
long-running Ruby process which sits alongside your web processes
(Mongrel/Thin) and your worker processes (DJ/Resque/Minion/Stalker)
to schedule recurring work at particular times or dates.
.
For example, refreshing feeds on an hourly basis, or send reminder
emails on a nightly basis, or generating invoices once a month on the
1st.