When creating graphics in the browser, there’s no consensus on what language or API should be used. From markup languages like SVG to OpenGL based APIs like WebGL, the browser provides several different ways for creating visualizations. Through some examples at Uber of both explanatory and high data-dense exploratory visualizations, the talk will cover the available standards, libraries, and the open source stack Uber developed that is used for visual analytics, mapping, and public-facing data visualizations, ranging from SVG and D3 to WebGL and beyond.