nps-ssh-askpass does exactly the same job as x11-ssh-askpass. The difference is that nps-ssh-askpass does not require xmkmf, so it is easier to compile on Mac OS X and Cygwin.
Inotifyfs is a set of scripts, primarily on bash to allow user keep remote and local folders synced in real time in efficient way based on inotify kernel evens and function in user space.
The RBSEE (Remote Bash Script Execution Engine) is set of the bash script which allows user to send & execute scripts on a remote platform and then collect and assert results. Mainly used for test automation.
The SFGW is an event triggered store-and-forward "file relay" proxy. This provides routing and protocol transition transparency, application and security integration, scripting extensibility, minimized administration, and greater end-user control.