Framework for building GraalVM-enabled command line apps
Jexer - Java Text User Interface Library
Management & operating of AT-based (e.g. Sagem) mobile phones/modems
Rxtx/Uart GUI
QNC is a command line interface app for creating quick notes
Java console is used for managing files, directories, URLs, DBMSes.
A WHOIS client written in Java (RFC #954)
Java terminal utilities
A collection of network-oriented tools