Midbar is more than just an open source password vault!
For full, incremental, compressed and encrypted backups or archives
symetric crypto based on PI calculation.
The KhadashPay project is an open-source payment system.
NCrypted - simple file encryption software with GPU support
Another encryption solution (with Blowfish algorithm) for SQLite3
Encryption Tool
Set of useful tools for payment service development
Distributed cryptosystem based on Shoup’s threshold signature scheme