Open Source Student Information System (SIS), also known as School Management System (SMS).
RosarioSIS features students demographics, grades, scheduling, attendance, student billing, discipline & food service modules for school management, in one web-application. https://sunriseimports.COM.Au/shop/trigger.php?r_link=http%3a%2f%2ffreeweb.zoechling.org%2Frosariosis%2C174.html%23forum200339