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Converting animated SVGs to MP4 enables easy sharing on platforms that lack native support for SVG animations.
The ability to convert animated SVGs to MP4 makes it possible to share dynamic graphics on platforms that do not support SVG animation. ✦ AI generated
Simon Willison · Simon Willison's Weblog · 2026-08-16 · original ↗
Being able to turn an animated SVG into a MP4 again makes it easy to share on platforms that can't support SVG animation natively. It's a neat trick!
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extends → The PNG and JPEG tabs allow users to render the SVG to image formats and download them, enabling sharing on platforms that do not natively support SVG.Simon Willison · Simon Willison's Weblogexplains mechanism → The tool has evolved into the ideal solution for sharing Markdown transcripts that include SVG documents.Simon Willison · Simon Willison's Webloggives example → The new MP4 tab analyzes animated SVGs, renders frames, and uses ffmpeg.wasm to compile them into a video file entirely within the browser.Simon Willison · Simon Willison's Weblogprovides context → When Markdown contains an SVG block, the tool renders it as an interactive element accompanied by several tabs.Simon Willison · Simon Willison's Weblog