Really Good UX - A library of screenshots for UX inspiration
Sourceful - A search engine for publicly-sourced Google docs
Laws of UX - Key maxims that designers must consider when building UX
Gamayun - An AI tool that researches and summarizes any topic for you
prodmgmt.world - Quickly find product & UX techniques to get unstuck
CareKit by Apple - Open source software framework for creating health apps