delayed_job is at http://github.com/collectiveidea/delayed_job
Can delayed_job have the ability to do cron task? Such as running a script every night at 1am. Or run a
I created a gem for this:
https://github.com/sellect/delayed_cron
It works with sidekiq and delayed_job currently. Looking to add resque soon. I know this is a bit late, but it does pretty much exactly what you were looking for.