- DOM - Document Object Model
 
  - Specification for a set of programming libraries 
    
      - HTML/XHTML, XML, CSS, etc.
 
    
   
  - SAX - Simple API for XML
 
  - Specification for the parser component of an XML system
 
  - Complements DOM
 
  - Both reuse of software components
 
DOM/SAX-compliant software components (libraries) are available from IBM,
Apache, Gnome...