Barcode4J 2.0, an open source (Apache license) barcode generation library, has been released Supported barcode formats include Interleaved 2 of 5, Code 39, Codabar, Code 128, UPC-A and UPC-E (with supplementals), EAN-13 and EAN-8 (with supplementals), EAN-128, POSTNET, Royal Mail Customer Barcode, PDF417, and DataMatrix. Output formats include SVG, EPS, PNG, JPEG), and Java2D.