Cross-platform multi-protocol VPN software
Agentless vulnerability scanner for Linux/FreeBSD
Bug-fix-only libev port of shadowsocks
Testing TLS/SSL encryption anywhere on any port
For full, incremental, compressed and encrypted backups or archives
57 Hash Functions In One Program, plus each with HMAC or KMAC
Chat Messenger. E-Mail-Client. Websearch. Filetransfer.
C++ cryptographic library (modern hash functions, ciphers, KDFs)