This message has been posted on Monotype's FontExplorer's website – it sounds intriguing for those who use this font management application.
FontExplorer X by Monotype has provided you with many years of sophisticated font management. However, like all good things, FontExplorer X is coming to an end. Starting June 30, 2022, this product will no longer be sold. Your software will continue to work as usual, but please be aware it will not be updated or supported after June 30, 2023. Don’t worry—we’re already putting some great things together to ensure you continue to have the best font management experience possible