Trac plugin to limit ticket creation to a fixed number per user per day for specified components.
If you have any issues, create a new ticket.
Download the zipped source from here.
Configure by enabling the tracticketlimit Trac component in the ini.
Create a section called [limited_tickets]. Add an entry for the timezone to use as a base for the start of the day. List out components that need limits.
[components] tracticketlimit = enabled [limited_tickets] timezone = US/Pacific component_limits = Color Suggestions:1, Object Suggestions:2