Light-weight, secure and modular VPN solution which makes use of NaCl encryption (also available for Android using jnacl in "sigmavpn-android")
A truly native Matrix client for macOS - written in Swift/Cocoa, with E2E encryption support
End-to-end encrypted email for the mesh networking age
Pure Java implementation of curve25519, salsa20, hsalsa20, xsalsa20 and poly1305 cryptographic primitives, along with a NaCl "Box" implementation
A cjdns package for Ubiquiti EdgeOS and VyOS, allowing cjdns to be used on EdgeRouters