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
WinFF is a free and open-source video converter that excels in batch processing and lightweight operation, making it ideal for users looking for straightforward conversions without extra features. In contrast, Xilisoft Video Converter is a paid software that offers advanced editing options and a user-friendly interface, catering to users who need more comprehensive tools for video editing and conversion.