VLC Media Player is a free and open source multimedia player for Windows, Mac, and Linux. It is designed to play audio and video files as well as DVDs, CDs, and other media formats. It can be used for streaming and playing media from local files or from the Internet. VLC Media Player supports various audio and video formats, including MPEG-1, MPEG-2, MPEG-4, DivX, MP3, Ogg, and more. It also has advanced features such as video and audio filters, subtitle support, and a built-in equalizer. Additionally, VLC Media Player can stream media over a network or the internet, and it can be used to capture and record audio and video.