The JavaCard Forum has developed specifications for running a subset of the Java language on a smart card. Javacard is now the de facto operating system globally for SIM cards and other multi-application smart cards

Describes a set of specifications (Java language, API and virtual machine dedicated to the smart card) defined by the JavaCard Forum which brings together integrated circuit, manufactures, card manufacturers, software suppliers and reader manufacturers, and operators. The 2.2 version was published in early 2002. It integrates the RMI technology (see below) and refers to the possibility of integrating biometrics data in the smart card.