mysqlviz renders a graphical representation of a MySQL database from a mysqldump file. Features include speed, the ability to infer foreign key relationships if you do not have them defined, and handling of partial dumps (i.e. foreign keys to tables that are not defined within the dump).
ClaSS (ClaSS Student System) is a complete student tracking, reporting, and information management system. It extends the reach of traditional school information systems by using the latest in Web application methodologies. It aims to be the ubiquitous classroom information assistant for schools.