FLAC - A free, open source codec for lossless audio compression and decompression
Xilisoft Video Converter - Xilisoft Video Converter is easy, fast, reliable, and loaded with features.
Opus Interactive Audio Codec - Opus is a totally open, royalty-free, highly versatile audio codec.
Prism Video Converter - Prism Video Converter is a simple and easy2use converter for converting all audio and video formats including MP4, AVI, MPEG, MOV, FLV and tons of others.
Vorbis - Ogg Vorbis is a fully open, general-purpose compressed audio format for mid to high quality...
Any Video Converter - Any Video Converter is an All-in-One video converting tool with easy-to-use graphical interface, fast converting speed and excellent video quality. It allows you to effortlessly convert video files between every format!