ToLiss, a developer known for their Airbus A319 for X-Plane 11, is now working on their Airbus A321 aircraft.
This message has been shared by the ToLiss developer in the ToLiss Facebook group. The aircraft should be available on the 28th of February 2020. There is no price stated yet and will be announced with the release. There are going to be both configurations for CFM and IAE engines. (TSS Studios working on the sounds)
Also, it is stated that XLR and NEO variants should come later. Further information can be found in their Facebook group.