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simonw/micro-javascript

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Python port of MicroQuickJS

8 mentions on Hacker News by 3 people: 1 story, 7 comments · first 2025-12-25 · latest 2026-07-12

Mentions per year 8 mentions · busiest year 2026 (5)
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  1. ▲ 3
    Micro-JavaScript: A pure Python JavaScript engine, inspired by MicroQuickJS
    story by nz · 2026-07-12 · 0 comments
  2. …need a half-finished buggy slow implementation of a JavaScript interpreter in Python? They did not. https://github.com/simonw/micro-javascript It's taken me the best part of this year to readjust and find a pace and level of ambition that…
    comment by simonw · 2026-05-28 · in I think Anthropic and OpenAI have found product-market fit
  3. …rolling back that transaction. I built that one on my phone on a BART (SF Bay Area metro) trip. - https://github.com/simonw/micro-javascript is a pure Python, no dependency JavaScript interpreter which started as a port of MicroQuickJS.…
    comment by simonw · 2026-01-12 · in Don't fall into the anti-AI hype
  4. …to write these up properly, but I pulled a similar trick with an existing JavaScript test suite for https://github.com/simonw/micro-javascript and the official WebAssembly test suite for https://github.com/simonw/pwasm
    comment by simonw · 2026-01-11 · in Don't fall into the anti-AI hype
  5. …[1]? It's impressive and very useful, but leaving out the "based on mqjs" part is misleading. [1] https://github.com/simonw/micro-javascript ?
    comment by krackers · 2026-01-06 · in Opus 4.5 is not the normal AI agent experience that I have had thus far
  6. …- A full JavaScript interpreter in dependency/free Python (!) https://github.com/simonw/micro-javascript - and here's that transcript published using the above-mentioned tool: https://static.simonwillison.net/static/2025
    comment by simonw · 2025-12-30 · in Karpathy on Programming: “I've never felt this much behind”
  7. …that project, which I released as an alpha because I haven't yet built anything real on top of it: https://github.com/simonw/micro-javascript Again, I built this on my phone , while engaging with all sorts of other pleasant holiday…
    comment by simonw · 2025-12-27 · in Rob Pike got spammed with an AI slop "act of kindness"
  8. https://pypi.org/project/micro-javascript/ - https://github.com/simonw/micro-javascript Here's the transcript showing how I built it: https://static.simonwillison.net/static/2025/claude-code-mic...
    comment by simonw · 2025-12-25 · in The port I couldn't ship