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A 10x faster TypeScript

Microsoft Developer · talk · Watch on YouTube

Compilers, interpreters & program analysisWeb developmentSoftware performance & optimization

What it is

Anders Hejlsberg introduces the native port of the TypeScript compiler, written in Go, which promises roughly 10x faster tooling. He demos compiling VS Code and explains where the speedup comes from.

Why Hacker News recommends it

Commenters cite it as the authoritative source for why the port is faster and why Go was chosen.

  • 2 people recommended it
  • 2 different months
  • 0 strong recommendations
  • first 2025, last 2025

What HN commenters said

  1. “The relationship of their performance gains to functional programming ideas is explained beginning at 8:14”

    Explains performance gains via immutable data and parallelizable problems from 8:14.

    odyssey7, 2025-03 · Recommendation · in “A 10x Faster TypeScript”

  2. “You can check his arguments here”

    Hejlsberg's reasoning for choosing Go for the TypeScript compiler.

    yomismoaqui, 2025-08 · Recommendation · in “Show HN: Doom port to pure Go – Gore”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: typescript, go, compilers, anders hejlsberg, native port

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