FFmpeg is a trademark of Fabrice Bellard, originator of the FFmpeg project.
FFmpeg is a complete solution to convert audio and video based on libavcodec - the leading audio and video codec library.
FFmpeg is free software licensed under the LGPL or GPL depending on your choice of configuration/compile options.
More info can be found here.
myFFmpeg has a feature-set for operating the open source FFmpeg without the need to type long command lines. Graphical controls are sent programmatically to such external components developed by third parties and running outside the myFFmpeg application.
In order to comply with applicable laws and licenses which may vary from country to country, no FFmpeg binary is included.More info can be found here.