Maximum Idea
Limbo PC Emulator (QEMU x86)
FREE
Limbo is a PC Emulator (x86) based on QEMU. You can now run Debian or DSL Linux on your Android device without root. Ssh, X Server, ftp, vnc, samba, vpn, mysql clients, gcc, java, perl, python right on your Android device. Instructions: http://code.google.com/p/limbo-android/wiki/LimboAndroid...
Fwknop Client
FREE
An Fwknop Client port for Android based on Mike Rash's SPA paradigm and Damien Stuart's C implementation of Fwknop. This software is released under GPL license. http://www.gnu.org/licenses/gpl-2.0.html Source code can be found in: http://www.cipherdyne.org/fwknop