Formal Measures is a Chrome extension developed by emilian.branzelov. It falls under the category of Browsers and is specifically categorized as an Add-ons & Tools subcategory. This handy tool is designed to assist in identifying and resolving alignment issues in front-end web development.

The main purpose of Formal Measures is to help users pinpoint the reasons behind misalignments and inconsistencies between different elements on a webpage. By utilizing an overlay, this extension highlights a selected element, allowing users to easily identify it. Once an element is clicked, it becomes fixed, and measurements are taken between the fixed element and the currently highlighted element.

With Formal Measures, front-end developers can quickly measure distances between elements and identify potential issues that may be causing misalignments. This can greatly improve the efficiency and accuracy of web development, ensuring that elements are properly aligned and visually appealing.