When comparing SmartClient vs CaptainCasa Enterprise Client, the Slant community recommends CaptainCasa Enterprise Client for most people. In the question“What are the best Javascript UI Widget Toolkits?” CaptainCasa Enterprise Client is ranked 2nd while SmartClient is ranked 8th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Good documentation
There is an online showcase and a 100+ Getting Started guide
Pro Advanced UI widgets
Layouts, grids, forms with a lot of builtin functionality.
Pro Easy clustering
Pro Very fast dialogs
Very fast even with many controls. CaptainCasa Enterprise client is much faster than Vaadin when writting similar programs.
Pro Fast and powerful
Pro Longlife framework
Pro CDI via EL
Separation of the backend code and the creation of the pages / Injection of the code (CDI) into the pages via expression language (EL).
Pro High security
Pro Server development with Java
No javascript is needed, everything is developed on the server with Java. Optimized roundtrip.
Pro Free use
Pro Good scalability
In addition to the extremely good performance, which already ensures that the system can be scaled well, clustering of the system is already provided for in the software architecture.
Cons
Con Expense: Free LGPL version but expensive to leverage the real power of the framework
The Developer version starts at $745 / Developer
Con Difficult to integrate with other frameworks like React, Vue, Angular...
SmartClient has it's own layout mechanism and doesn't have anything like Kendo UI's framework support for Angular, React, Vue, ..