Portable shadcn/Base UI dropdown menu primitives and a standard EllipsisMenu trigger. Shares selector popup styling, keyboard navigation, focus return, collision bounds and document/fullscreen-aware portals. Compose radio, checkbox, action and submenu items; use ActionMenu for data-driven action lists.
pnpm dlx shadcn@latest add "https://pluginui.com/r/core-dropdown-menu.json"