뽐뿌 유저 메모 is a Chrome extension designed for users of the ppomppu community, enabling them to leave and manage notes for specific users on the forum. This tool allows users to assign custom nicknames, manage a scoring system from 0 to 5, and select from six different color options for easy identification. Users can save links to original posts associated with their nicknames, making it easy to track interactions and comments from various users.

Additionally, the extension offers features for searching and sorting the list of nicknames, as well as options for exporting and importing data, allowing for easy backup and restoration of user notes. All data is stored locally in the browser, ensuring that personal information remains secure and is not transmitted externally.