It has been a while since this blog was updated and only a placeholder was visible. Now, I can share the reason!
SAP Cloud Platform Extension Suite is the new kid on the block.
If you want to learn more about the successor of the Extension Factory concept read this blog of my colleague Cecilia Huergo:
https://blogs.sap.com/2020/09/14/the-evolution-of-sap-cloud-platform-extension-factory-into-sap-clou...
Best,
Rui