Excess is a free Chrome add-on developed by Albert Xing that allows users to add custom stylesheets to websites and sync them over Google Drive. With Excess, users can personalize the appearance of their favorite websites by applying their own custom styles.

One of the standout features of Excess is its ability to sync stylesheets across devices using Google Drive. This means that users can create and manage their custom stylesheets on one device and have them automatically synced to other devices where they use Chrome. This is particularly useful for users who work on multiple devices or switch between devices frequently.

Excess provides a simple and intuitive interface for creating and editing custom stylesheets. Users can easily apply CSS rules to specific websites or globally to all websites. The add-on also includes a preview feature, allowing users to see the changes they've made in real-time before applying them.

Overall, Excess is a handy tool for users who want to customize the appearance of websites they visit regularly. Its ability to sync stylesheets across devices adds convenience and flexibility to the customization process.