jvm – Braveterry

PurpleJS: JavaScript application framework & Node alternative running on the Java Virtual Machine

http://purplejs.io/

PurpleJS on GitHub

statsd-jvm-profiler: A JVM Profiler written and open-sourced by Netflix

https://github.com/etsy/statsd-jvm-profiler

Blog post introducing the profiler here.

Ceylon: Modular, statically typed language that runs on Java & JavaScript JVMs

http://ceylon-lang.org/

Finagle: Protocol agnostic extensible RPC system for the JVM with Java & Scala APIs

http://twitter.github.io/finagle/ (via)

Finagle is an extensible RPC system for the JVM, used to construct high-concurrency servers. Finagle implements uniform client and server APIs for several protocols, and is designed for high performance and concurrency. Most of Finagle’s code is protocol agnostic, simplifying the implementation of new protocols.

Finagle is written in Scala, but provides both Scala and Java idiomatic APIs.

Scalatra: Scala web micro-framework tuned to embrace HTTP & avoid session state

Sclatra website: http://www.scalatra.org/

Hello World App:

package com.example.app
import org.scalatra._

class HelloWorldApp extends ScalatraFilter {
  get("/") {
    <h1>Hello, {params("name")}</h1>
  }
}