Ways to write untestable code

Funny and true.

Useful JCOP Tools site

yobi.be has a good wiki with tips and tricks how to use JCOP Tools simulator etc. in scripts.

MIFARE Classic Tool

A free, open source Android app from heaven for NFC developers: MCT. Discussion here. MCT allows exporting and importing tag data and keys in a fast and intuitive way (most well-known factory keys are included!). Other functions include value and access condition calculators.

Random Oracle

Useful blog about smart cards, mobile NFC, etc.

Return of the son of GPJ

The descendant of the venerable GPJ has been announced. Its easy-to-use command-line is sure to be popular with developers, and it also offers a simplified interface for key provisioning and diversification. Code: https://github.com/martinpaljak/GlobalPlatformPro