GitHub Classroom - Your course assignments on GitHub
Classting - Classting is a free, safe, social media platform for the classroom that helps you connect with your students, classmates and parents anytime anywhere.
Google Classroom - Learning management tool by Google
Remind - Remind, formerly Remind101, is a communication tool that helps teachers reach students and parents where they are. It also allows for translation features to better communicate with all families.
Peergrade - A student feedback and grading platform
Brainly - Homework Help & Solver