U21P Score Beta is a free Chrome browser add-on developed by airymesa. It is designed for users of HattrickPortal Tracker, a platform that provides information and statistics for the online football management game, Hattrick.

This add-on displays USA Target Skills Scores and AMTS (Average Match Training Share) values on HattrickPortal Tracker pages. It requires the user to have access to player skills.

The add-on has gone through several updates, starting with its initial release at versionThe subsequent updates have introduced new features and improvements, such as making all positions available, modifying target skills based on sector weights, adding AMTS values, and displaying AMTS scores on scout lists and player search pages.

The latest update, version 0.6.0, has added NTP (National Team Player) scores for players over 21.

U21P Score Beta is a valuable tool for Hattrick players who want to track and analyze player skills and training progress.