SML# provides the following libraries.
- Standard ML Basis library
- This library provides you with ease of programming like scripting-languages.
- This library provides access method to external libraries.
- Library of MultiLingualization for Standard ML. This should be used with any compiler that conform to the Definition of Standard ML, including of cource SML# but probably also SML/NJ, MLton, and many others.
- internal of SMLSharp runtime.