* '''[http://dev.laptop.org/git/bios-crypto/ bios-crypto]'''<br>bios-crypto client utilities are being used in anti-thief support and should be installed only if sign service is being used.
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* '''python-mysql'''<br>If the rest of school server applications use MySql, it might be useful to keep sugar-server data in MySql as well. Otherwise plain text file will be used.