Browser-hosted Go toolchain

GoScript

Compile real Go to WebAssembly in the browser, inspect the pipeline, and keep the toolchain cached locally.

Compiler Stack Go compile + link

Pack Footprint 168 MB toolchain

Execution Model Local VFS + WASM

Toolchain Pack

Manage pack download, local import, and the toolchain cache.

Download goscript.pack Choose Local Pack

No local pack selected Pack source: same-origin asset Toolchain cache: checking...

Go Source Code

                    package main

import "fmt"

func main() {
    fmt.Println("Hello from GoScript!")
    fmt.Println("This code is compiled in your browser.")
}
                

Output

Terminal Log

How it works: GoScript packages the Go compiler, linker, and standard library into a single goscript.pack file. Your Go source is written into a virtual filesystem, compiled in-browser, linked to main.wasm, and executed locally.