Cinematic demo

Real popup, real Canvas grades page — watch it play automatically.

Playing Replay Try it yourself

canvas.instructure.com/courses/1738/grades

This embeds the real, unmodified extension popup (options.html) and a real captured Canvas grades page — the same DOM mutation the extension's content script performs is what toggles the grade on/off here.
Want to control it yourself? Try the interactive version · Install the real extension