This was the great controversy. When Packix shut down its API:

The Legacy of Packix: From Powerhouse to Archive For years, stood as the titan of the iOS jailbreak community, serving as the primary marketplace for premium tweaks, themes, and system modifications. However, as of August 15, 2022 , the Packix repository has been officially archived and succeeded by Havoc. What Was Packix?

: Most developers moved their licenses to Havoc, allowing users who bought tweaks on Packix to maintain their purchases. How to Use Repositories Today