The TypeScript Blog provides updates, tutorials, and insights on TypeScript, a superset of JavaScript that adds static typing and other features to the language. Covering topics such as type inference, decorators, and asynchronous programming, the blog offers resources for developers looking to leverage TypeScript for their frontend and backend projects. Developers can learn how to write safer and more maintainable code using TypeScript's powerful type system and language features.

Typescript

TypeScript 7.0 Beta is now available, marking a major milestone: the TypeScript compiler has been ported from TypeScript/JavaScript to Go. This rewrite delivers roughly 10x faster build times compared to TypeScript 6.0, achieved through native code execution and shared-memory parallelism. The beta is installable via npm as @typescript/native-preview and uses a tsgo executable. Key features include configurable parallel type-checking (--checkers flag), parallel project reference builds (--builders flag), and a VS Code extension for the improved editor experience. The type-checking logic is structurally identical to TypeScript 6.0, ensuring compatibility. Notable breaking changes from 6.0 include strict mode on by default, module defaulting to esnext, removal of legacy module resolution options, and reworked JavaScript/JSDoc support. A stable programmatic API is planned for TypeScript 7.1. The stable release is expected within two months.

Announcing TypeScript 7.0 Beta

Running Side-by-Side with TypeScript 6.0 Copy link

Updates Since 5.x, and New Behaviors from 6.0 Copy link

<p>Beats stripping types and hoping everything just works out.</p>
