Annotations the SpotBugs tool supports

A barebones WebSocket client and server implementation written 100% in Java

A set of annotations used for code inspection support and code documentation.

API for SLF4J (The Simple Logging Facade for Java) which serves as a simple facade or abstraction for various logging ...

Binding/provider for NOP, an implementation that silently discards all logging messages.

SQLite JDBC is a library for accessing and creating SQLite database files in Java (it includes native libraries)

JUnit Jupiter is the API for writing tests using JUnit 5.