This is a simple ColumnChart component for Vaadin 23+. There are couple of styling options, which are also given by Java API. - The chart can be uni-color (Lumo primary color) or multicolored - Chart can have ten lines at background - Optional min, middle, max values can be shown either on the left or right - Column margin can be adjusted - Data can be set by numbers or with objects defining caption and number The browser implementation is coded in TypeScript as web-component using Lit library .