Canvas-based applications have become essential to how modern teams collaborate. But the very qualities that make them powerful also make them some of the least accessible interfaces on the web. The patterns we rely on for accessible HTML simply don’t map onto an infinite canvas. What kind of challenges arise in interactive canvases and whiteboards? In this talk, Anna Dulny-Leszczyńska and Wojtek Krzesaj walk through real-world examples of accessibility features already present on the market. You’ll see what makes interactive applications challenging for users with disabilities — and how even small improvements can make a real difference.