FFmpeg is a powerful open-source software suite used for handling multimedia files. It allows users to convert, record, and stream audio and video in various formats. With its command-line interface, FFmpeg provides flexibility for developers and advanced users to manipulate media files efficiently. The software supports a wide range of codecs and formats, making it a popular choice for video editing, transcoding, and streaming applications. FFmpeg is widely used in both professional and personal projects, enabling users to create high-quality media content with ease.