When comparing SmartClient vs Blueprint, the Slant community recommends SmartClient for most people. In the question“What are the best Javascript UI Widget Toolkits?” SmartClient is ranked 8th while Blueprint is ranked 14th. The most important reason people chose SmartClient is:
There is an online showcase and a 100+ Getting Started guide
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 Many components
There are a ton of components in this library, including even ones supporting non-ideal states!
Pro Looks great
The UI it generates is professional and polished
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, ..
Con Poor mobile support
Con Requires ReactJS
Con Documentation lacks examples
Docs are thorough, but examples sparse
