PlayMMIX: MMIX in the Browser
Posted on Sat 05 September 2026 in tech • Tagged with mmix, rust, wasm, debugger, checksmix
The 2ad MMIX playground, playmmix, puts an MMIX machine in your browser.
MMIX is Knuth's 64-bit RISC architecture. I built checksmix to assemble and run programs for it. playmmix wraps that same engine with an editor and a live debugger, in Rust, Yew and WebAssembly.
Editing the source re-assembles and …
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