We have all used tags and categories in WordPress. Adding them to your sidebar is a good way to give your visitors more ways to go through your posts and find content that may interest them. The looks of categories and tags is pretty basic, though you can always make changes to them. Tag Master is an awesome plugin that improves the way categories and tags show up on your website.
Tag Master gives your widgets a new look. Each widget has 2 styles for you to choose from and you get 7 themes too. The script is highly customizable. For instance, you can display tags in new lines and hide the count value for widgets. You can display entire tags or post specific ones on single post pages. Tags and categories may be sorted by name or count. Order of display can be either ascending or descending.
Overall, Tag Mater makes your tags and categories pretty. It has cool themes/styles and makes your website look more professional. This is a nice handy plugin to beautify your tags and categories widgets with.