Sourceful - A search engine for publicly-sourced Google docs
Design Principles - An open source repository of design principles and methods
SatisMeter + NomNom - Turn your SatisMeter NPS responses into product insights
UX Research Field Guide - Your map to the world of UX research 🌏🕵️♀️
CareKit by Apple - Open source software framework for creating health apps
UX Design Weekly - The best user experience links each week to your inbox