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EmilStenstrom/justhtml

View on GitHub ↗ ★ 1,161 Python

A pure Python HTML5 parser that just works. No C extensions to compile. No system dependencies to install. No complex API to learn.

11 mentions on Hacker News by 6 people: 3 stories, 8 comments · first 2025-12-02 · latest 2026-05-31

Mentions per year 11 mentions · busiest year 2025 (8)
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  1. …(but more complex!), because I could carefully control each JSON parser/generator edge case. [1] https://github.com/EmilStenstrom/justhtml [2] https://simonwillison.net/2025/Dec/14/justhtml/ [3] https://simonwillison.net/2025/Dec/15/porting…
    comment by throwaway2037 · 2026-05-31 · in wolfSSL releases a new product; wolfCOSE a zero alloc C embbedded COSE stack
  2. …in common: comprehensive test suites which were used to guardrail and guide AI. References: 1. https://github.com/EmilStenstrom/justhtml 2. https://friendlybit.com/python/writing-justhtml-with-coding-... 3.…
    comment by gorkaerana · 2026-01-16 · in Cursor's latest “browser experiment” implied success without evidence
  3. …are pulling our out does not match that either. I'll make sure to fix this bug and other like it! https://github.com/EmilStenstrom/justhtml/issues/20
    comment by EmilStenstrom · 2025-12-19 · in How I wrote JustHTML, a Python-based HTML5 parser, using coding agents
  4. I mean the design of the user-facing API: https://github.com/EmilStenstrom/justhtml/blob/main/docs/api... See also the demo app I vibe-coded against their library here: https://tools.simonwillison.net/justhtml - that's what initially…
    comment by simonw · 2025-12-18 · in I ported JustHTML from Python to JavaScript with Codex CLI and GPT-5.2 in hours
  5. …the test suite is for a a port that likely uses straight forward, dependency free python code https://github.com/EmilStenstrom/justhtml/tree/main/src/just... It is enormously useful for the author to know that the code works, but my…
    comment by orange_puff · 2025-12-17 · in I ported JustHTML from Python to JavaScript with Codex CLI and GPT-5.2 in hours
  6. …ended and the new one began. It looks to me like this is the last commit before the rewrite: https://github.com/EmilStenstrom/justhtml/tree/989b70818874d... The commit after that is https://github.com/EmilStenstrom/justhtml/commit/7bab3d2…
    comment by simonw · 2025-12-14 · in How I wrote JustHTML, a Python-based HTML5 parser, using coding agents
  7. JustHTML https://github.com/EmilStenstrom/justhtml is a neat new Python library - it implements a compliant HTML5 parser in ~3,000 lines of code that passes the full existing 9,200 test HTML5 conformance suite. Emil Stenström wrote it with…
    comment by simonw · 2025-12-14 · in How I wrote JustHTML, a Python-based HTML5 parser, using coding agents
  8. …of these a few minutes ago (from my phone). I found out about a new Python HTML parsing library - https://github.com/EmilStenstrom/justhtml - and wanted to try it out but I'm out without my laptop. So I had Claude Code for web build me a…
    comment by simonw · 2025-12-13 · in Useful patterns for building HTML tools