Fluity is based on the audited Liquity code base.
Auxiliary code was added by Fluity and these code changes (including reward vesting among other things) have been audited by Coinspect. The summary of the audit report has now been uploaded.
You can find the Fluity source code audit by Coinspect below:
Safety and security will continue to be one of our top priorities. We would like to thank the Coinspect team for auditing Fluity.