Design Principles - An open source repository of design principles and methods
Lottie by Airbnb - Easily add high-quality animation to any native app
Product Disrupt - A design student's list of resources to learn Product Design
Marionette Studio - Marionette Studio is an online animation software for beginners and professionals. Animate 2D characters and environments in minutes with no prior skills.
Colorbox.io - Create accessible color systems 🎨
Spirit - The animation tool for the web.