The Calendar component is built on top of React DayPicker

Usage

import { Calendar } from "@turbostack/ui"
const [date, setDate] = React.useState<Date | undefined>(new Date())
 
return (
  <Calendar
    mode="single"
    selected={date}
    onSelect={setDate}
    className="rounded-md border"
  />
)

You can see more details about then implementation at shadcn’s documentation