PHP QR Code is an open source library for generating QR Code, 2-dimensional barcode. Based on libqrencode C library, provides API for creating QR Code barcode images.
PHP QR Code is implemented purely in PHP, with no external dependencies (except GD2 if needed).
Supports QR Code versions (size) 1-40
Numeric, Alphanumeric, 8-bit and Kanji encoding
Implemented purely in PHP, no external dependencies except GD2
Exports to PNG, JPEG images, also exports as bit-table
TCPDF 2-D barcode API integration
Easy to configure
Data cache for calculation speed-up
Provided merge tool helps deploy library as a one big dependency-less file