This document is a presentation about Electron, an open-source framework that allows developers to build desktop applications using JavaScript, HTML, and CSS. It discusses how Yhat, the company founded by Greg Lamp, uses Electron to build their code editor app Rodeo. The presentation covers how Electron works, common use cases, building a basic "Hello World" app, and packaging/distributing Electron apps. It also provides resources for learning more about developing with Electron.