FlexClip supports uploading various video formats, including 'mp4', 'mov', 'webm', 'm4v', 'avi', 'wmv', 'mkv', 'rmvb', 'mpg', 'mpeg', 'flv', 'rm',' ts'.
You can upload videos in different formats or encodings, and the system will automatically convert them to a workable format.