| Delphi | C# | Supported |
| activateclassgroup | No | |
| allocatehwnd | No | |
| bintohex | No | |
| checksynchronize | No | |
| collectionsequal | No | |
| countgenerations | No | |
| createvclcomobjectproc | No | |
| currentgroup | No | |
| deallocatehwnd | No | |
| equalrect | == | Yes |
| extractstrings | No | |
| findclass | No | |
| findglobalcomponent | No | |
| getclass | No | |
| groupdescendantswith | No | |
| hextobin | No | |
| identtoint | No | |
| initinheritedcomponent | No | |
| inttoident | No | |
| invalidpoint | No | |
| isuniqueglobalcomponentname | No | |
| linestart | No | |
| objectbinarytotext | No | |
| objectresourcetotext | No | |
| objecttexttobinary | No | |
| objecttexttoresource | No | |
| point | new System.Drawing.Point | Yes |
| pointsequal | == | Yes |
| readcomponentres | No | |
| readcomponentresex | No | |
| readcomponentresfile | No | |
| rect | new System.Drawing.Rectangle | Yes |
| registerclass | No | |
| registerclassalias | No | |
| registerclasses | No | |
| registercomponents | No | |
| registerintegerconsts | No | |
| registernoicon | No | |
| registernonactivex | No | |
| smallpoint | new System.Drawing.Point | Yes |
| startclassgroup | No | |
| teststreamformat | No | |
| unregisterclass | No | |
| unregisterclasses | No | |
| unregisterintegerconsts | No | |
| unregistermoduleclasses | No | |
| wakemainthread | No | |
| writecomponentresfile | No |