html5

1
Kākāpō Party simonwillison.net
The post shows how Claude Opus 5.5 can turn a few kakapo photos into a pixel‑art canvas animation, and how Claude Code can generate a Playwright script to click the animation and record a 15‑second video for a keynote slide. The provided Playwright script is concise and demonstrates timed mouse clicks to trigger confetti effects before capturing the video.
Simon Willisonsimonwillison.net9d2 min
2
Building Lead Capture Forms That Convert: A Developer's Guide sitepoint.com
Lead capture forms need more than visual polish; proper native validation, accessible error handling, and graceful degradation boost completion rates. This guide shows concrete HTML/JS patterns—using HTML5 attributes, on‑blur validation, ARIA‑linked errors, state persistence, and retry logic—to build reliable forms or decide when to use a no‑code builder.
SitePointsitepoint.com3d6 min

Kākāpō Partysimonwillison.net