Packages

java.awt	Minimal AWT package for shape classes with integer co-ordinates
java.awt.geom	Minimal awt.geom package for Point2D, Line2D and Rectangle2D
java.io	Input/Output support
java.lang	Core Java classes
java.lang.annotation	Basic support for annotations
java.net	Support for sockets via PC SocketProxy
java.util	Utilities
javax.bluetooth	Standard Bluetooth classes
javax.microedition.io	J2ME I/O.
javax.microedition.lcdui	J2ME LCD User Interface classes.
javax.microedition.location	Location API
lejos.addon.gps	The lejos.addon.gps package provides GPS parsing.
lejos.addon.keyboard	Support for Bluetooth SPP keyboards
lejos.charset	a simple charset API for leJOS
lejos.geom	Geometric shape support for robotics using float co-ordinates
lejos.io	leJOS specific support for java.io
lejos.nxt	Access to NXT sensors, motors, etc.
lejos.nxt.addon	Access to third party and legacy RCX sensors, motors and other hardware not included in the Lego NXT kit
lejos.nxt.comm	NXT communication classes
lejos.nxt.debug	Debugging thread classes
lejos.nxt.rcxcomm	Emulation of RCX communication classes
lejos.nxt.remote	Remote NXT access over Bluetooth
lejos.robotics	Hardware abstraction interfaces for the robotics package.
lejos.robotics.localization	Localization support
lejos.robotics.mapping	A new incomplete proposal for navigation
lejos.robotics.navigation	Navigation classes.
lejos.robotics.proposal	Support for maps
lejos.robotics.subsumption	Support for subsumption architecture.
lejos.util	More utility classes