common-tags offers a suite of template literal tag functions useful for common coding tasks. It simplifies multiline string formatting, indentation correction, and string trimming. Functions like stripIndent, stripIndents, and dedent automatically remove unwanted indentation. Other tags handle string collapsing, HTML escaping, and simple conditionals within template literals, ultimately improving readability and maintainability of your JavaScript code. It's a handy utility belt for anyone regularly working with template literals in Node.js or browser environments.