Feature Tour


is a framework to serve as a backend for Single Page Applications (SPA), to develop old-school HTML generated websites or to be a API based web services / microservices platform.

It is based on Guice from the ground up.

It is very flexible: each part can be tweaked/overridden, even the core classes.

There are no static methods and no private methods.

Power to the


It aims to feel more like a library than like a framework. It is not opinionated and favors configuration over convention.

Spincast is composed of a small core and a plugins ecosystem.

WebSockets are fully supported.

... even by the Spincast HTTP client*

* The popular Apache's HttpClient does not!

The embedded server

makes everything easy to develop, test and deploy.

Spincast's powerful router is injectable and dynamic...

... which means you can add and remove routes from anywhere in your application, at any time.

Not only does Spincast is itself carefully tested, but it even provides testing utilities for your application.