package         license                         use
--------------  ------------------------------  ------------
MLton           MLton-LICENSE (BSD-style)

SML/NJ          NJ-LICENSE (BSD-style)          front-end mllex specification
                                                front-end mlyacc specification
                                                precedence parser
                                                CM lexer and parser
                                                OS.IO, Posix.IO, Process, Unix
                                                mllex
                                                mlyacc and MLYacc Library
                                                Concurrent ML Library
                                                CKit Library
                                                mlnlffigen and MLNLFFI Library
                                                MLRISC Library

SML/NJ Lib	SMLNJ-LIB-LICENSE (BSD-style) 	SML/NJ Library

ML Kit          MLKit-LICENSE (MIT)             Path, Time, Date

gdtoa           gdtoa-LICENSE (BSD-style)       Real binary <-> decimal conversions

gmp             gmp-LICENSE (LGPL)              IntInf