Draw.Chat - Anonymous real-time whiteboard with text and video chat.
MuseScore.org - Create, play back and print beautiful sheet music with free and easy to use music notation software MuseScore. For Windows, Mac and Linux.
Animaker Whiteboard - A whiteboard video making tool with 10,000+ drawings 🖊
Guitar Pro 7 - Create, play and share your tabs
MultiDraw - Draw with others in real time.
Finale - Finale, the world standard for music notation software, lets you compose, arrange, notate, and print engraver-quality sheet music.