- Extends SMIL 1.0 functionality
- Modularisation and Profiling for different applications
- SMIL-Animation Module
- Timing: event handling, new time container
- Consistent Linking: <area> and Xlink concepts
- Layout: extended positioning capabilities
- Content Adaptation: preload media objects
- More accessibility, internationalisation and metadata
- New visual transition and animation effects
Some of the modules may (and are) reused by other XML applications
