typescript-go
No written verdict yet. Here is what commenters said.
Why people recommend it
“We use tsgo for development, but the editor (runtime schema validation) is presently stuck on TypeScript 6 because there's no WASM support.”
“The code is beautiful, and the test suite is quite solid.”
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“Been using tsgo for months and unfortunately had many random crashes, the speedup made it worth it though.”
“Can't wait for tsgo to be generally available and supported.”
“My deepest thanks to one @AlCalzone for stepping up to Opus port Decorators to tsgo.”
Caveats and dissent
“I opened an issue against typescript-go to flag this”
“There was a performance regression in incremental type-checking between `tsgo` preview 20251209 and 20251211”
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Often compared with
Who recommends it in their own words
Threads where it came up
- Deno 2.6 3 mentions
- Fastest Front End Tooling for Humans and AI 2 mentions
- Tsc-ts: TypeScript written in TypeScript 1 mention
- Bun 1.4.3 1 mention
- Port of the TypeScript compiler, checker and lsp to Rust, by LLM 1 mention
- How is the Bun Rewrite in Rust going? 1 mention
Also written as typescript-go, TSGO, Typescript-Go. Data: typescript-go.json. Quotes are verbatim; the verdict and theme labels are written by a model from these comments, and every clause links to its sources.
All comments 20
“They claim this is 2-4x faster than tsgo”
“if it's already faster than typescript-go”
“We use tsgo for development, but the editor (runtime schema validation) is presently stuck on TypeScript 6 because there's no WASM support.”
“What's taken 1:1, deliberately, is the compiler core.”
“The code is beautiful, and the test suite is quite solid.”
“Been using tsgo for months and unfortunately had many random crashes, the speedup made it worth it though.”
“Single file benchmarks are 3–5x faster than tsgo.”
“Can't wait for tsgo to be generally available and supported.”
“My deepest thanks to one @AlCalzone for stepping up to Opus port Decorators to tsgo.”
“hopefully tsgo and some eslint replacement will speed things up significantly”
“I opened an issue against typescript-go to flag this”
“it's well worth the 10x speed increase”
“I have for my web projects & the speed is awesome”
“- Typescript-Go”
“probably tsgo's ast parser can be leveraged to do that”
“https://github.com/microsoft/typescript-go”
“tsgo which has dramatically lowered our type checking latency”
“TypeScript 7 often sees close to a 10x speedup over the 6.0 compiler on full builds!”
“There was a performance regression in incremental type-checking between `tsgo` preview 20251209 and 20251211”
“That's a lot less that what TSGO promised”