For full, incremental, compressed and encrypted backups or archives
Implementation of the EDIINT AS2 protocol (RFC 4130)
OpenSC - tools and libraries for smart cards
cross-platform, encryption application
UFONet - Denial of Service Toolkit
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
Implementation of ENTSOG AS4, e-SENS AS4, ebMS AS4, PEPPOL AS4
C++ cryptographic library (modern hash functions, ciphers, KDFs)
Powerful webdav client and sync tools with client-side AES encryption
Free portable cross-platform graphical multi-user password manager
Java application for encryption
Cryptographic library for EAC version 2