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Explore the journey toward native TypeScript execution in Node.js through this 24-minute conference talk from Node Congress 2025. Discover how what once seemed like a distant dream has evolved into an exciting experimental feature, as Marco Ippolito walks through the technical challenges and breakthrough solutions that make direct TypeScript file execution possible. Learn about the implementation of TypeStripping technology and how it enables Node.js to process TypeScript without traditional compilation steps. Examine the Amaro package and its role in the type-stripping process, while understanding the experimental Strip Types and Transform Types features. Investigate current TypeScript limitations, code migration considerations, and the complexities of import types and syntax detection. Address the ambiguity challenges in TypeScript syntax parsing and gain insights into the future roadmap for native TypeScript support in Node.js runtime environments.
