Mathematics: Open Education Resources

A manual problem grader, which allows you to change a student’s grade and add comments directly from the problem page.
When a student clicks on a timed gateway quiz, they now get a confirmation dialog informing them of the time limit before starting the quiz.
The ability to use tikz images in PG problems.

MyOpenMath is a free, open source, online course management system for mathematics and other quantitative fields. MyOpenMath's primary emphasis is to facilitate the creation and implementation of online homework and assessment, although it also supports content delivery on a limited basis.