Topnotch Gradebook - Light Edition for OpenOffice.org

Topnotch Gradebook is a complete gradebook program in the form of a spreadsheet template that makes it easy for teachers and instructors to keep track of students' grades and to calculate midterm and final grades for a course. It is specially designed to provide flexibility without unnecessary clutter and without the need to edit any formulas. It quickly converts letter grades into points and vice versa, while allowing the user to change setup parameters, such as category weighting, on the fly. If you have Microsoft Excel or the free software suite from OpenOffice.org, then you can use Topnotch Gradebook.
Runs on Windows, Mac, Linux, and any computer with Microsoft Excel or Openoffice.org.
Home Page: http://www.topnotchgradebook.com/