This is Anthropic's official reference workflow for building the kind of rich, interactive HTML artifacts you see in Claude.ai, complete with React and Tailwind support. You'd reach for this when you want Claude to generate embeddable components or single-page apps that look polished rather than minimal. It's marked as prototype mode, so expect some rough edges, but the pedigree matters here. If you've ever wondered how Anthropic's own team approaches artifact generation, this is their internal playbook made public. Worth installing from the upstream repo to see the full asset bundle and workflow structure they use in production.
npx skills add https://github.com/nexu-io/open-design --skill web-artifacts-builder