FFmpeg is a command line program for converting video, audio and more. Kirara Encoder is a Windows graphical interface for the excellent video and audio converter, FFmpeg. In addition, this application comes with a drag and drop batching interface, and numerous video encoding presets. It uses Avisynth to handle the video. It will convert most any video file that FFmpeg will convert. Kirara Encoder offers user friendly control over all basic and advanced FFmpeg options.