Overview
TypeScript adds a type layer to JavaScript without sacrificing flexibility. It helps teams catch bugs early, document APIs through types, and scale codebases with confidence.
Technology Documentation
TypeScript
Static typing for JavaScript — safer refactors, clearer contracts, and better tooling.
typescript.devflow
docs: /docs/typescript
official: https://www.typescriptlang.org/docs
api: https://www.typescriptlang.org/docs/handbook/intro.html
github: https://github.com/microsoft/TypeScriptWhy It Matters
Strong TypeScript habits reduce runtime surprises, improve IDE support, and make cross-team collaboration smoother on large projects.
Core Topics
- Type inference and narrowing
- Interfaces, types, and generics
- Utility types and mapped types
- Integration with React, Node, and build tooling
Related Tools
Documentation Sources
Explore Documentation
DevFlow docs mirror the structure of official TypeScript documentation. Start with the overview, dive into guides, and follow links to the upstream API reference for full details.