I wanted to say thank you, searching for that phrase[1] produced a ton of fascinating reading, including https://mpese.com/publication/uds_fuzzing/SAE_UDS_Paper.pdf "Comparing Open-Source UDS Implementations Through Fuzz Testing" from Apr 2024 which itself linked to a lot of GH repos of the tools they used

I didn't find the Ford one specifically, but I also didn't go surfing through the many pages of results

1: https://duckduckgo.com/?q=open+source+UDS+server&ia=web