PreloadJS

Provides a consistent interface for loading various file types like images, audio, and JSON, simplifying code across different assets as highlighted in the README's example.

Detects XHR2 availability and falls back to tag-based loading, ensuring broad support without manual adjustments, which is a key feature mentioned in the documentation.

Offers composite progress events to track overall loading status across multiple files, useful for loading screens in media-rich applications as described in the key features.

Supports plugins for integration with libraries like SoundJS, enhancing preloading capabilities for audio and other media, as noted in the plugin model feature.