Media Player Classic (MPC) is a lightweight and open-source media player for Windows. It supports a wide range of audio and video formats, making it versatile for various media playback needs. The interface is simple and resembles older versions of Windows Media Player, which makes it user-friendly for those familiar with classic software. MPC is often praised for its low resource usage, allowing it to run smoothly on older computers. It also includes features like subtitle support, customizable playback options, and the ability to play DVDs and Blu-rays. Overall, it is a reliable choice for users seeking a straightforward media playback solution.