Introducing an interactive whiteboard tailored for educational institutions, including schools and universities, that you can easily download and begin using without any registration hassle. Compatible with Windows, Mac, and Linux, it allows you to choose the platform you prefer. OpenBoard combines user-friendliness with robust functionality, ensuring it enhances your teaching without becoming a distraction. This software is designed to captivate K-12 students with dynamic courses or to deliver engaging university lectures. Whether you're using a pen tablet, an interactive whiteboard, or even just a mouse, you can effortlessly write and annotate your lessons. We are dedicated to continually enhancing the writing experience for users. As an open-source, cross-platform teaching tool, OpenBoard is specifically crafted for interactive whiteboard applications in educational settings. It supports both interactive whiteboards and dual-screen configurations that include a pen tablet and a projector, making it versatile for various teaching environments. With its intuitive design and powerful features, OpenBoard helps educators create a more interactive and immersive learning atmosphere.