Lottie is an iOS, Android, and React Native library that renders After Effects animations in real time, allowing apps to use animations as easily as they use static images.
principles.design is an open source resource created to help you understand and create Design Principles.
A collection of articles, videos, and resources made by designers at Facebook.
Use Atlassian's end-to-end design language to create straightforward and beautiful experiences.
The Modern Web Design Process takes a deep dive into the processes that culminate in successful websites, from the initial discovery work to the post-launch iterations.