fcron is a scheduler. It aims at replacing Vixie Cron, so it implements most of its functionality.
But contrary to Vixie Cron, fcron does not need your system to be up 7 days a week, 24 hours a day: it also works well with systems which are not running neither all the time nor regularly (contrary to anacrontab).
This is free and open source software.
fcron also includes a useful system of options, which can be applied either to every lines following the declaration or to a single line. Some of the supported options permit to:
- Run jobs one by one (fcrontab option serial).
- Set the max system load average value under which the job should be run (fcrontab option lavg).
- Set a nice value for a job (fcrontab option nice).
- Run jobs at fcron’s startup if they should have been run during system down time (fcrontab option bootrun).
- mail user to tell him a job has not run and why (fcrontab option noticenotrun).
- Better management of the mailing of outputs …
Website: anacron.sourceforge.net
Support:
Developer: Thibault Godouet
License: GNU General Public License v2.0

anacron is written in C. Learn C with our recommended free books and free tutorials.
Related Software
| Alternatives to cron | |
|---|---|
| cronie | Modern day version of cron and associated tools |
| fcron | Designed for systems which are not continuously running or regularly |
| Cronicle | Multi-server task scheduler and runner |
| systemd | Suite of basic building blocks for a Linux system |
| Supercronic | Crontab-compatible job runner designed for container environments |
| Ofelia | Low-footprint job scheduler for Docker environments |
| Dkron | Distributed job scheduling system for cloud native environments |
| mcron | 100% compatible replacement for Vixie cron |
| Dagu | Lightweight workflow orchestration engine |
| anacron | Designed for systems which are not continuously running |
| Jobber | Run commands to a schedule |
| bcron | Designed with secure operations in mind |
| Chadburn | Modern job scheduler for Docker environments |
| runcron | Minimal cron alternative for automated and container-friendly environments |
Read our verdict in the software roundup.
Explore our carefully curated directory of recommended free and open source software, covering every major software category.The directory forms part of our extensive collection of articles for Linux enthusiasts. It includes hundreds of detailed reviews, together with free and open source alternatives to proprietary software from companies such as Google, Microsoft, Apple, Adobe, IBM, Cisco, Oracle, and Autodesk. LinuxLinks also covers interesting projects worth exploring, Linux-compatible hardware, free programming books and tutorials, and much more. Know a useful free and open source Linux application that we haven’t covered? Tell us about it using our submission form. |


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