You don't need to dig into javascript but you can easily write Java code which is translated to javascript directly. Review collected by and hosted on G2.com.

Some limitations happens when you need to modify in some javascript scope elements for example you can't do directly from java. Sometimes need native methods. Review collected by and hosted on G2.com.

When it was released back in the days it was innovative and pretty much the only approach for back-end developers write front-end code, but after single page application revolution the complexity and speed of this framework looks like a joke. Review collected by and hosted on G2.com.

It's slow, require browser extension for debugging. Big learning curve. Google shut down the project at 2017 so no more support from their side, only community updates. Review collected by and hosted on G2.com.

You can write your program in javascript in order to execute in any place. Review collected by and hosted on G2.com.

The code that you execute is not the one you write. It is transcompiled. Review collected by and hosted on G2.com.

Able to develop both server and client side code in one language. Easier for individual developers to program on all parts of the application . Review collected by and hosted on G2.com.

Solutions are more verbose than other frameworks. Implementing normal JavaScript in the application is harder to debug and implement. Review collected by and hosted on G2.com.

Can easily introduces Java programmers to web application world. It allows you to build front-end and back-end with a single programming language. Review collected by and hosted on G2.com.

It's hard to add some useful native Javascript features. On the front-end layer you are forced to not use reflection and generics Java features. Review collected by and hosted on G2.com.