An online blackboard 🖉 with fridge magnets 🌈🧲 for teaching, and making animations 🏃 and presentations ⎚. All of that in a lightweight user interface, and without coding.

Create and share interactive boards online

交互式教学培训系统 - 使用QT/C++开发的画板程序 (支持直接在Office文档、图片、视频上面涂抹和绘画）