Yggdrasil Network
Yggdrasil is an implementation of a new name-independent routing scheme and functions as an end-to-end encrypted IPv6 network.
http://7hhvvtephitji3ibz4vhbapj4rikoppd5324yttp6k35gkqgri3q.b32.i2p
EasyGPG
EasyGPG is an easy-to-use GUI for GPG (GNU Privacy Guard) that uses Zenity and Xclip.
http://bwxry5alzx5ihgrd3glah4eotddblzhalvpheppnw4zcajzqoora.b32.i2p
Whonix - OS
Superior Internet Privacy with Whonix
http://rabhsi3gmsr36rvisobdmm6jmkq6g7ampsofqyzyh72xq62xx46q.b32.i2p