Squarespace ID & Class Finder is a Chrome extension designed to streamline the process of identifying and copying IDs and classes from Squarespace pages, sections, and blocks. This tool supports both the standard layout and the Fluid Engine, making it versatile for various design needs. Users can activate the extension directly from the browser toolbar or via a hotkey for quick access. This feature is particularly useful for web developers and designers looking to enhance their workflow with Squarespace.

The extension offers a range of functionalities, including support for header, footer, and regular blocks, along with a detection feature for different Squarespace versions. Additional tools such as Edit and Preview buttons, along with font detection, further enhance its usability. The larger click areas improve user experience, making it easier to copy the necessary IDs and classes efficiently.