Thunkable - Powerful but easy to use, drag-and-drop mobile app builder.

Design Principles - An open source repository of design principles and methods

Bubble.io - Building tech is slow and expensive. Bubble is the most powerful no-code platform for creating digital products.

Facebook Design Resources - A collection of free resources made by designers at Facebook

Framer - 🔥 Design real websites right on the canvas.

Facebook - Connect with friends, family and other people you know. Share photos and videos, send messages and get updates.