Serfdon's Free PHP QR Code

You can provide data in GET parameter: like that
Enter Website:   ECC:   Size:  
BENCHMARK
till after_raw: 0.009850s
till after_filler: 0.000234s
till after_mask: 0.002656s
till after_encode: 0.000011s
till finish: 0.000788s
TOTAL: 0.013539s