It plays video files and audio files, and it is open-source, which means you can play around with the programming and alter it to your liking. MPC HC is a very lightweight media player that works for Windows computers. A free Windows media player that is open source.360 Antivirus for Mac protects you against identity theft and. Mac 360 Total Security for Mac Wherever there is an internet connection, there are threats. Check Windows tiles to know your protection status, or stay informed with the latest security news and threats. Windows 10 Universal App 360 Total Security is fully integrated with Windows 10.GOM Player Showing 2 Videos on One Screen Open Hi everyone, so my gom player is displaying 2 videos on it when I open a specific thing to watch and when I choose to shrink it it displays a small box that says pip.