In their latest release, Appery.IO enhanced the their platform significantly both as an app builder and as a provider of backend services. Want to work directly with the source code of your app? The app builder now includes a complete JavaScript/HTML5/CSS source code editor in addition to its visual tools. Need a better way to host server logic for your apps? They also enhanced the backend services with support for server code. You can now write any custom JavaScript code and invoke it via a simple REST API.