Simon Willison shared markdown-svg-renderer, a customized Markdown rendering tool with special handling for fenced SVG code blocks. It renders the SVG image and also provides a tab for switching back to the source code. Users can paste Markdown directly or load a CORS-enabled Markdown file or Gist by URL, with an example using LLM pelican logs for Opus 4.8.
Simon Willison delivered a 5-minute lightning talk at PyCon US 2026, which he compiled into an illustrated record using his presentation tool, recapping the…