TL:DR; A basic Tetris game clone played in web browsers.
A basic Tetris game clone played in web browsers. Move your pieces to clear lines, score points, and level up. Tetris is said to increase intelligence.
Barcode Reader for Java, a library to read barcode, supports Linear (1D), PDF417 (2D), Data Matrix, QRCode
Jep is a Java library for parsing and evaluating mathematical expressions. With this package you can allow your users to enter an arbitrary formula as a string, and instantly evaluate it. Jep supports user defined variables, constants, and functions.
License4J is a pure Java library for creating and validating licenses. The key concept is features of a license. You can easily add any feature to your license file, i.e. name of the product, version, expiry date, number of executable instances, etc.
