Spark is nice, I switched to usinh jersey+jetty though, you get the mature API of jax-rs and everything in under 6MiB of dependencies. you can even use the jdk

Spark is nice, I switched to usinh jersey+jetty though, you get the mature API of jax-rs and everything in under 6MiB of dependencies. you can even use the jdk http server to be even smaller. I'm very happy with that setup.