Microsoft has shared a progress update on TypeScript 7, codenamed Project Corsa, revealing a fundamental transformation of the TypeScript compiler. The update, published in December 2025, details the ...

Microsoft's TypeScript 7.1 beta reintroduces a modular compiler API and content mappers for Vue and Svelte, delivering up to 4.6x faster type checks in early tests.

Microsoft's year-plus effort to move TypeScript from its JavaScript-based compiler implementation to a Go-based native codebase has reached Release Candidate status, with the new compiler now ...

Microsoft has released TypeScript 7.0 with a native Go-based compiler that the company says delivers roughly tenfold performance improvements while maintaining compatibility with existing TypeScript ...

Microsoft has announced the release of TypeScript 7.0, one of the most significant updates in the language’s history. Unlike many previous releases, the big story this time is not a long list of new ...

The TypeScript compiler inside VS Code used to spend 125 seconds checking a fresh copy of the editor’s own codebase. TypeScript 7.0 does the same job in 10.6 seconds. Microsoft didn’t optimize the old ...

Last week Microsoft announced a major shift in the architectural direction of its TypeScript language. Until now the TypeScript compiler, tsc, was written in TypeScript itself, compiled to JavaScript, ...

Use GitHub Copilot upgrade to move a project to a newer TypeScript compiler version. The agent upgrades the compiler incrementally across major versions, resolves new compiler errors at each step, and ...

TypeScript was once born out of necessity to compensate for JavaScript's greatest weaknesses. For years now, it has been an almost indispensable tool in web development, always slightly ahead of ...