| Calculation |
| Cell |
| Chart |
| Collection |
| Document |
| Helper |
| Reader |
| RichText |
| Shared |
| Style |
| Worksheet |
| Writer |
| IComparable |
| Comment | |
| DefinedName | |
| DocumentGenerator | |
| Exception | |
| HashTable | |
| IOFactory | Factory to create readers and writers easily. |
| NamedFormula | |
| NamedRange | |
| ReferenceHelper | |
| Settings | |
| Spreadsheet |