Self-contained floating chat widget with welcome screen, social links, meeting button, and message input. Single HTML file, zero dependencies.

📝Rich Text / WYSIWYG Editor built for Modularity and Extensibility.

Design a GitHub social-preview card (og:image, 1280x640) for a repository. Use when the user asks for a social preview, repo cover, og image, link card, opengraph image, or README hero. Four editorial moods (editorial, poster, blueprint, gallery), CJK-first typography, one self-contained HTML file, deterministic checks, crisp PNG export. No image model needed.