Open Source Smart Card Specialist
Discover building blocks

Open Source Components

Building secure JavaCard applets in shortest possible time. Covering the full development cycle. Pure Java.

Procuring Cards

JavaCard Buyer's Guide of 2015

Building Applets

Easy to use and declarative Ant task

Testing and Emulating

Virtual Java Card Runtime Environment - vJCRE

Loading Applets

GlobalPlatformPro tool and library

Applet Playground

Collection of educational open source applets

Coming Soon: EstEID

Real life usable applets


Events and releases. Follow on Twitter.

2016-01-10 FOSDEM 2016

30&31 January, Brussels

This year there will be a stand for at FOSDEM! Come over to discuss the ins and outs of JavaCard-s, GlobalPlatform, open source applets, development kits, secure elements, TEE-s, eID-s, generic smart cards, PKCS#11 etc etc.

2015-01-07 FOSDEM

01 February, Brussels

I will be at FOSDEM. There will be a tutorial presentation about JavaCard development in the Security Devroom but if you want to discuss something, drop me an e-mail!

2015-01-06 HackEST Workshop

20 January, Tartu

There will be a workshop (in Estonian) at Tartu Hackerspace about JavaCard development, with focus on EstEID and open eID software.

Professional Services

Everything for your smart solutions


Fast-track your team with proven practices. Development process optimization.


Expert know-how for executive level decisions. Independent evaluations.


From on-chip applications to PKI solutions. New and existing codebases.

Get in touch

Call +372 515 6495