Duolingo

Invision 的项目，已发布多本设计相关电子书籍，推荐阅读，质量上程。

Material Design is a visual language that synthesizes the classic principles of good design with the innovation of technology and science.

Resources, tooling, and design guidelines for building interfaces with GitHub’s design system.

Element，一套为开发者、设计师和产品经理准备的基于 Vue 2.0 的桌面端组件库

Learn how to design and develop apps using the Fluent Design System.

One Thought, One UI