AffiliateBooster Star Rating Block is a versatile block that lets you give star ratings to products. You can use it standalone, but it is best used when combined with other blocks, such as the dynamic block. This is the default look of the star rating block and its settings.
As you can see, you can change the number of starts, size, spacing, and alignment of the stars. Here is an example.
To give ratings, click on the stars where you want to rate it, and the starts will be filled till that area.