Hello everyone,   I've just discovered the GSAP and I'm quite impressed with it's abilities. I intend to purchase a business license and integrate it into our product. We basically intend to create and display animated presentations.   In our Web application (ASP.NET MVC, jQuery, EntityFramework, Metronic) I need to provide a GUI to enable the user to create a slideshow. Thus, I'm in search for a visual editor (for a fee and/or open source) which I can embed in my SPA. It shouldn't depend on