Sowser: Your Browser Tabs Are a Mess. I Fixed It With Gemma 4 and an Infinite Canvas.

This is a submission for the Gemma 4 Challenge: Build with Gemma 4 What I Built Sowser is a spatial canvas browser for Windows — instead of a strip of tabs, every website lives as a draggable, resizable live card on an infinite canvas. You pan, zoom, group, and connect pages the way your brain actually thinks, not the way a tab bar forces you to. The problem is simple: traditional browsers trap you in a single column of tabs. When you are researching, comparing, or debugging across many sources,