Is there a way to migrate a food diary from another app like MyFitnessPal?

Link to the interview where this article seems to be deriving its information from: https://www.pbs.org/newshour/show/whistleblower-responds-after-doj-confirms-doge-mishandled-social-security-data

Not sure if it is open source, but I switched to ReoLink a while back and have been very happy with it. Good Home Assistant integration, no subscription, and everything can be local (store video clips to an onboard SD Card).