If you need to export a complete or partial GroupWise mailbox to a portable, updatable archive, have a look at Archive To Go. It offers easy mailbox export and updates for all GroupWise messages, documents and personal contacts. Archive To Go and the Advansys Message Saver use the Advansys Portable Message format.
If you used Skype chat regularly, RecollX Professional for Skype offered easy history archiving, high speed research and reporting capabilities. You never had to worry again about having a portable backup of your Skype history or being able to find that critical information buried in a chat from long ago. Used to work with Skype for Windows Desktop 5.x until Skype retired the developer API.