I spent an hour talking to Johan Peitz about how he made games such as Hellgineers and Orb of Aeternum. He is well known for his creative PICO-8 games. A big chunk of the episode is about how the restrictions of PICO-8 affects his work.

Johan's games on Steam:
https://store.steampowered.com/developer/apskeppet
Johan's games on itch: https://johanpeitz.itch.io/

Derek Yu's blog about how to finish games:
https://www.derekyu.com/makegames/