DivX is a brand of video codec notable for its ability to compress lengthy video segments into small sizes while maintaining relatively high visual quality. Developed by NeuLion
License: Freemium
DivX is primarily focused on high-quality video playback and encoding, making it ideal for users who prioritize video quality and format support. RealPlayer, on the other hand, offers a broader media experience with features like online streaming and video editing, catering to users looking for an all-in-one media solution.