Makepad is a new live programmable IDE and renderstack for the browser, The GPU is exposed to JavaScript programmers via type inferring JS and compiling to GLSL. Core UI system is multithreaded and APIs are extremely performant. Makepad contains a new kind of JS editor that is symbolic, but still feels like a text editor opening up the future path to design-tools operating on the same source. Working demo can be found at Makepad.github.io/makepad.html, all technology Apache2/MIT licensed. In this talk the inner workings and future of makepad will be presented.