| gentmaint-check-deps | Check the dependencies of an installed package |
| gentmaint-clean | Clean the Gentoo system |
| gentmaint-consistent | Check the Gentoo system for consistency, and clean obsolete dependencies |
| gentmaint-help | Produce this list |
| gentmaint-lastlog | Display the log of the last World update |
| gentmaint-log | Run dispatch-conf and list recent updates |
| gentmaint-mark-revdep-rebuild-done | In the specified GentMaint log file(s), add " -- Done" to the end of lines matching "revdep-rebuild --library", so that they will no longer be displayed by gentmaint-log. |
| gentmaint-sync | Sync the Gentoo portage system |
| gentmaint-sync-cron | Run gentmaint-sync as a cron job |
| gentmaint-update | Update the Gentoo system this script expects no interactive user feedback |
| gentmaint-update-cron | Run gentmaint-update as a cron job. You should be *very* careful when doing this and spend some time investigating the logs afterwards |
| gentmaint-worldupdate | Update the Gentoo World system, but don't sync |
GentMaint is a collection of simple bash scripts to aid the maintanence of a Gentoo Linux system.
You should give them a good look before actually using them, and you're strongly discouraged from using them as cron jobs, even though that's what I designed (some of) them for ;-).
They can be used under the conditions of version 3 of the 
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Gentoo