When comparing Spring-boot vs helidon, the Slant community recommends Spring-boot for most people. In the question“What are the best microservices frameworks?” Spring-boot is ranked 2nd while helidon is ranked 5th. The most important reason people chose Spring-boot is:
Boot is just a thin configuration layer over Spring Framework, as such it inherits all the strengths of Spring.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Inherits all of Spring's strengths
Boot is just a thin configuration layer over Spring Framework, as such it inherits all the strengths of Spring.
Pro Preconfigured starters
Pro Fast prototyping
Spring boot is built for fast prototyping.
Pro Kick down to Spring
Pro MicroProfile Support
Helidon supports MicroProfile and provides familiar APIs like JAX-RS, CDI and JSON-P/B.
Pro Simple and fast
Helidon is just a collection of libraries running on a fast Netty core, there is no extra overhead or bloat.
Pro Reactive WebServer
Helidon Reactive WebServer provides a modern functional programming model and runs on top of Netty. Lightweight, flexible and reactive, the Helidon WebServer provides a simple to use and fast foundation for your microservices.
Cons
Con Lacking in UI development
While actually very good and with a very complete and rich feature set to develop and maintain code on the server side, it still doesn't provide any rich framework for building good user interfaces.