Tuemilio - Email forms and referral waiting lists for indie makers
Design Principles - An open source repository of design principles and methods
Toolkit and Library for Designers - Create awesome designs with the best collection
UX Research Field Guide - Your map to the world of UX research 🌏🕵️♀️
UX Design Weekly - The best user experience links each week to your inbox
Facebook Design Resources - A collection of free resources made by designers at Facebook