Some applications

Implemented

• V6 configuration manager
• Files and CGI ("localhost")
• User Authentication
• Cache management
• Reply processing (graphics)

Considered

• Reprocessing of retrieved documents
  • change format
  • add or remove information (URL, date, advertising)
  • annotations, and cooperative work (WAIBA).
• Switch between browsers with different capabilities.
• Preprocessing of queries to improve or filter communications
• Prefetching of pages.
• Security control
• Enhancement of HTML (e.g. macros) or HTTP (e.g. incrementality) protocols, in agreement with the server (possibly through CGI extentions on the server side).
• Printing and formatting programs (service, not filter)
• Applets interpretation (in different languages).