Rapidoid vs Vapor: What are the differences?
Developers describe Rapidoid as "No-Bullshit Web Framework for Java". Rapidoid consists of several de-coupled modules/frameworks which can be used separately or together: http-fast, gui, web, fluent, u, and more. On the other hand, Vapor is detailed as "A type-safe web framework for Swift". Vapor is the first true web framework for Swift. It provides a beautifully expressive foundation for your app without tying you to any single server implementation.
Rapidoid and Vapor can be categorized as "Frameworks (Full Stack)" tools.
Rapidoid and Vapor are both open source tools. It seems that Vapor with 16.8K GitHub stars and 997 forks on GitHub has more adoption than Rapidoid with 1.42K GitHub stars and 134 GitHub forks.