Differences between DotCMIS and PortCMIS
The APIs of DotCMIS and PortCMIS are very similar. There are just a few minor differences.
These are the main differences:
 | DotCMIS | PortCMIS | 
| Required Framework | .NET Framework 3.5 | .NET Standard 1.1 | 
| Windows Store App support | No | Yes | 
| Windows Phone support | No | Yes | 
| CMIS 1.0 Web Services | Yes | No | 
| CMIS 1.1 Web Services | No | No | 
| CMIS 1.0 AtomPub | Yes | Yes | 
| CMIS 1.1 AtomPub | No | Yes | 
| CMIS 1.1 Browser Binding | No | Yes |