MPlayer is a popular multimedia command line tool used for playing video and audio files on various operating systems. It is an open-source utility with a rich set of features and supports a wide range of file formats, including MPEG, AVI, MP3, and Ogg Vorbis. MPlayer utilizes codecs to decode audio and video files, ensuring smooth playback even for high-resolution content. The tool offers extensive command-line options, allowing users to customize playback behaviors, adjust audio and video settings, and control various aspects of the media player. MPlayer can handle both local and remote files, making it convenient for streaming media over networks or playing files stored on external devices. It supports keyboard shortcuts for controlling playback, such as play, pause, seek, and volume adjustments, making it efficient to navigate through media content. The command line interface of MPlayer is lightweight and straightforward, making it suitable for advanced users who prefer efficiency and automation in media playback. MPlayer is known for its efficient memory usage and ability to handle demanding media files, making it a reliable choice for resource-constrained systems. The tool also supports subtitle files, enabling users to add and display subtitles during video playback for enhanced accessibility and understanding. With its extensive features and support for various file formats, MPlayer remains a popular choice among command-line enthusiasts and media professionals.