eCoin - Online demos of the various steps performed by Lucre. www.ecoin.net/mmdh
Hashcash - Payment in burnt CPU cycles by calculating n-bit partial hash collisions on chosen texts. www.cypherspace.org/~adam/hashcash
Lucre - Implementation of David Wagner's Diffie-Hellman variant on Chaumian blinding. anoncvs.aldigital.co.uk/lucre
Mechanisms of Electronic Money - Presentation which compares various forms of Electronic Cash. Covered are ECash (Chaum), CAFE and Brands. www.cs.hut.fi/~jsaarela/netsec/trade_1.html