Winff is a frontend for FFMPEG that runs on Windows XP, Linux. It will convert most any video file that FFmpeg will convert. Developed by Matthew Weatherford and Ian Stoffberg
License: Open Source
HandBrake is a more advanced video transcoding tool with extensive features and customization options, making it suitable for professional use. In contrast, WinFF is simpler and faster for basic conversions, targeting users who need quick and easy formats without the complexity.