truecrypt is the orginal.
Germany BSI Security Evaluation of VeraCrypt
Created: 2020-12-27 Updated: 2022-01-02
https://sourceforge.net/p/veracrypt/discussion/general/thread/1a04e8bf82/?limit=25#ed5f
“The inherited code base has not been cleaned up, moreover, the
development still follows questionable coding practices.”