| Class | Endianness | Endianness of an Integer type. |
| Class | Signedness | Signedness of an Integer type. |
| Class | Integer | An abstract class whose instances represent the types of integer. |
| Class | FixedWidthInteger | An integer type of a fixed size. |
| Class | ArchDependentInteger | An integer type whose size depends on whether the current context is 32 or 64 bits. |
| Class | BigEndian | An integer type that wraps an inner integer type and forces its endianness to big-endian. |
| Class | LittleEndian | An integer type that wraps an inner integer type and forces its endianness to little-endian. |
| Function | _int_docstring | Undocumented |
| Function | _adint_docstring | Undocumented |