# Whiteboard app shell with a fixed icon rail, centered board view tabs and editing-now avatars

> Whiteboard workspace layout: an icon rail that becomes a left sheet below md, and 4 board views that fold into a bottom drawer below lg. Share, Export and a board menu with a Delete Board confirm. shadcn Sidebar, Drawer, Tabs, AlertDialog.

A paid shadcn/ui block sold by the [@reui](https://reui.io/?utm_source=shadcn.exchange) registry, listed on [shadcn.exchange](https://shadcn.exchange/r/reui/app-shell-35).

- Page, with a preview: https://shadcn.exchange/r/reui/app-shell-35
- Screenshot: https://abzjhwgwpdpz7ua5.public.blob.vercel-storage.com/shots/reui/app-shell-35-light-aad5285c7a08204a.png
- Listed: 2026-10-13

## Buy and install

@reui sells this block, and its code is not on shadcn.exchange. Buy it from the registry, which installs it for those who have: https://shadcn.exchange/out/reui/app-shell-35

## Dependencies

- npm packages: `cn`, `next-themes`, `sonner`
- Registry items: `alert-dialog`, `avatar`, `breadcrumb`, `button`, `card`, `drawer`, `dropdown-menu`, `sheet`, `sidebar`, `skeleton`, `tabs`, `tooltip`, `use-mobile`