You know how responsive images should be straightforward but always end up being a mess of srcset attributes and picture elements? This handles the boilerplate for you. It's production ready from jezweb, who maintains a solid collection of Claude skills with 819 stars. The skill generates proper responsive image markup following Web Performance Best Practices and Core Web Vitals standards. Works well if you're building sites where image performance actually matters and you'd rather not memorize the syntax every time. The 364 installs and clean security audits suggest it does what it says without complications.
npx skills add https://github.com/jezweb/claude-skills --skill responsive-images