Check the eSoftTools NSF to PST Converter software. It’s a very good tool that allows converting Lotus Notes NSF file into PST and many other formats such as ICS, MSG, MBOX, Gmail, Yahoo, Office 365, CSV, VCF, Zimbra, HTML, EML, and EMLX. It exports Lotus Notes calendar and contacts. Users also get technical support and a money-back guarantee for extra security. Try the free demo version of this tool and get 25 mailbox items from each folder.
Read more- https://www.esofttools.com/nsf-to-pst-converter.html