These are the most common. They run in the browser and try to overlay answers or automate button presses.
Educational platforms have sophisticated telemetry. If a student completes 50 units in 5 minutes with 100% accuracy, the system flags the account. Teachers receive "Predictive Analytics" reports; a sudden, impossible spike in performance is a massive red flag. The Verdict lexia hacks github
Tools that attempt to spoof the "minutes spent" on the platform to meet weekly goals without actually doing the work. These are the most common