DivX is a digital video format that allows for high-quality video compression, making it easier to store and share videos. It was developed in the late 1990s and became popular for its ability to compress large video files without significantly sacrificing quality. This made it ideal for streaming and downloading movies and other video content. The DivX format supports various resolutions and can be played on multiple devices, including computers, DVD players, and gaming consoles. It is often used in conjunction with DivX software, which enables users to encode and decode video files efficiently.