I have a big list of Pokemon that can one-hit, it was made in 2021 so unfortunately is missing many of the new Pokemon and moves. Still I hope it helps whoever is working on this article, I have 806 move+Pokemon combinations. There's a tab for 100% accuracy moves and a tab for all moves.
https://docs.google.com/spreadsheets/d/1a81K9Zf0HsyS14RnENTdNtIqd-NrK1X4RbBBe0ZDo-c/edit?usp=sharing