For the complete documentation index, see llms.txt. Markdown variants are available by appending .md to any URL or sending an Accept: text/markdown header. An agent skill is available at /.well-known/agent-skills/site-skill.md.
The registry also exposes every showcase as an installable registry:block. Search for an ex- item in the command palette or install one directly, such as @chartcn/ex-glowing-radar-chart.