TSU GPA Simulator

Extension is for simulating your GPA and counting average score. Here are some other links:

Opera:
https://addons.opera.com/en/extensions/details/tsu-gpa-simulator/

Mozilla:
https://addons.mozilla.org/en-US/firefox/addon/tsu-gpa-simulator/

Github:
https://github.com/beso9595/TsuGpaSimulator