ARToolworks is the oldest open-source augmented reality company, founded in 2000 as a spin-off from HIT Lab US. It provides ARToolkit, the most popular AR toolkit with over 450,000 downloads. ARToolworks has been profitable since 2001 and has experienced 100% revenue growth over the last three years. The company identifies real needs in AR, builds great technology through its team's complementary interests, and engages developers by releasing source code and providing support, which has helped it build a large community and sustainable open-source business model.