From IBM’s web site:

  • IBM Lotus Extended Search 4.0 ships! This release now includes:
    new search links for Lotus Discovery Server(R), QuickplaceTM 3.0, Sametime(R) and IBM WebSphere(R) Portal Search Engine
  • new platform support for Linux (Redhat)
  • support for creating the configuration database with Oracle
  • updated search samples, web services and SOAP client support
  • performance and load balancing improvements
  • support for SSO security (DominoTM and WebSphere)
  • support for creating custom discoverers, translators, links, and plug-ins with JavaTM

What’s new in Extended Search 4.0