Preview of the TypeScript Playground screenshot

Playground

A live environment for exploring, learning and sharing TypeScript code. Try different compiler flags, run through extensive code samples to learn specifics about how TypeScript works.

TSConfig Reference

An annotated reference to more than a hundred compiler options available in a tsconfig.json or jsconfig.json.

Preview of the cheat sheets page

Cheat Sheets

Quickly look up the syntax for common TypeScript code.