NppSalt

A simple Notepad++ Plugin with the following features:

1) It flashes the Notepad++ screen when it detects any open files have been changed by other people;

2) It prevents concurrent Notepad++ sessions from overwriting each other's changes.

To compile the plug-in, simply open NppSalt.sln using Visual Studio 2010 (or a later version) and build.
To deploy the plug-in, simply copy NppSalt.dll to Notepad++'s Plugins folder.