Cron jobs in Ruby
https://github.com/javan/whenever
707 forks.
8.461 stars.
84 open issues.
Recent commits:

• Merge pull request #791 from ttilberg/patch-2Clarify options and warn about overwriting, GitHub
• Clarify options and warn about overwritingThis might help new users select the desired operation, and make it known that some operations are potentially dangerous.- Change `[identifier]` to `[schedule]`- Add note about overwriting existing crontab, GitHub
• Merge pull request #788 from dinossaur23/masterAdd note in README that cron is generated with the current user, GitHub
• Changelog, Raquel Queiroz
• add note to cron generated with the currrent user, Raquel Queiroz