A new site was just launched to help with this: apicommons.org My general advice is if it's internal, build what feels right to your team. If it's external, re

A new site was just launched to help with this: apicommons.org My general advice is if it's internal, build what feels right to your team. If it's external, research the APIs you like or are popular (Twilio, Stripe, etc.) and don't be clever.