I just deployed some JAX-RS, EJB 3, CDI, JSF, JPA (EclipseLink) applications developed on GlassFish to TomEE PluME and it worked without any modifications. TomEE works well with NetBeans 8+ -- just add an existing instance as a Tomcat server and you will be able to deploy straight from NetBeans.
Web Apps, SPA, PWA with vanilla Java Script (ES 6+), CSS 3 and WebStandards only. As simple as possible, but not simpler. See you at: (Progressive) Web apps, Single Page Apps and WebStandards airhacks workshops at MUC airport, Winter Edition
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