Packages 
Package Description
org.opentrafficsim.base
Generic classes for entire OTS project such as Throw for preconditions and postcondition testing.
org.opentrafficsim.base.compressedfiles
Utilities for reading and writing compressed files.
org.opentrafficsim.base.logger
Logger package for simulator-aware CategoryLogger.
org.opentrafficsim.base.parameters
Simulation parameters.
org.opentrafficsim.base.parameters.constraint
Constraints of parameters.