Yes it is. From the WORKFLOW builder menu, choose Workflow > Import/Export and export to an XML file. You can also import from an XML file into a DIFFERENT system in which case the builder will create a new workflow in a 'New, Not Saved' status. Then when you save it, it will assign the UNIQUE IDs for the workflow and each task.
You might also consider getting the program LOGIC for any custom business objects. You can do this by going to the basic data of the business object and doubleclick the program name. From here, you can choose download from the utilities menu to get the program which includes the custom methods, ATTRIBUTES, etc.

Yes it is. From the workflow builder menu, choose Workflow > Import/Export and export to an XML file. You can also import from an XML file into a different system in which case the builder will create a new workflow in a 'New, Not Saved' status. Then when you save it, it will assign the unique IDs for the workflow and each task.
You might also consider getting the program logic for any custom business objects. You can do this by going to the basic data of the business object and doubleclick the program name. From here, you can choose download from the utilities menu to get the program which includes the custom methods, attributes, etc.