Maximize your creativity and fully utilize the potential of your interactive whiteboard by using IPEVO Annotator. It’s packed full of annotation tools that allow you to draw and annotate freely on images projected onto the screen. You can even further enhance your experience by using screenshot, screen recording, or other useful features that are available.
Whiteboard Fox - Simple Online Whiteboard
CoSketch - CoSketch is a multi-user online whiteboard designed to give you the ability to quickly visualize and share your ideas as images. No registration or plugins required.
Mural - MURAL is a visual collaboration workspace for modern teams.
IDroo - A shared whiteboard for use by multiple Skype-users simultaneously. Features
Aggie.io - Draw a picture together with your friends in real-time over the internet in your browser.
Scribblar - Scribblar is a free online collaboration tool that is perfect for online tutoring.