Using Aspose.Imaging for .NET library it is easy To convert To APNG(Animated Portable Network Graphics) from other supported image formats...APNG JP2 to APNG J2K to APNG JPG to APNG JPEG to APNG PNG to APNG...APNG SVGZ to APNG EPS to APNG CDR to APNG CMX to APNG OTG to APNG...