Early Java frameworks for the server had one limitation: each incoming request was given its own thread. This was a clean way to organize incoming and outgoing data, but it was also taxing.

Here are eight great embedded Java frameworks. Each of them leverages the stability and breadth of the Java platform and third-party libraries for small devices and hidden computers.

Quarkus, while offering compatibility with many Java standards (like JPA, JAX-RS, etc.), may still face challenges in integrating with some older Java libraries not optimized for its architecture.