TypeScript
JavaScript with types — catch bugs before they reach production.
TypeScript adds static typing to JavaScript, giving you autocomplete, error detection at compile time, and self-documenting code. It is the standard for any serious JavaScript project.
What you will learn
Skills you will gain
- Type annotations, interfaces, and generics
- Type narrowing, union types, and utility types
- Strict mode configuration and tsconfig best practices
- TypeScript with React — props, hooks, and event types
- Advanced patterns: mapped types, conditional types, template literals
Why learn it
Real-world impact
Used by 78% of JavaScript developers (State of JS 2023)
Default in Next.js, Angular, NestJS, and most modern frameworks
Dramatically reduces production bugs in large codebases
Learning resources
Where to start
TypeScript Documentation
Official documentation and tutorials from the TypeScript team. Best place to start and the authoritative reference.
Read docs →TypeScript Video Tutorial
Hands-on video tutorial to get you building with TypeScript fast. Learn by watching and coding along.
Watch on YouTube →Ecosystem
Tools that pair with TypeScript
Also learn