Your support of Runestone Interactive is vital to our future. Runestone has grown from one introductory computer science course to supporting hundreds of courses and thousands of students every day!
If I get enough support through donations I can devote full time to this project. Your support goes directly to Runestone Interactive LLC to support hosting and ongoing development efforts. Although we would truly appreciate your support it is not required, and you still have full access to all features.
Brad Miller, Founder and Chief Developer -- Runestone Interactive LLC