It is important to understand which version you are dealing with, as the recovery success varies: rstenet/9i-unwrapper: Unwrap wrapped PL/SQL ... - GitHub
However, proceed with caution:
Here is a guide on how to unwrap Oracle 9i packages using online tools and local alternatives. The Challenge with Oracle 9i Wrapping Oracle 9i uses Version 1 (V1) wrapping unwrap oracle 9i package online
as a .sql file.
Because of the complexity of 9i wrapping, you might need specific legacy tools or expert services: Unwrap It! Unwrap PL/SQL Code - Codecrete It is important to understand which version you
Extract the wrapped body from the database: unwrap oracle 9i package online
The reason the keyword "Oracle 9i" is so specific in this context is due to the encryption technology used.