Lotus and IBM unveiled two resources for software developers focused on collaborative technologies. The new Collaboration Zone on IBM developerWorks offers objective content on the latest technologies for developers building open, standards-based and cross- platform collaborative solutions. <A HREF="http://www.lotus.com/developer">Lotus Developer Network</A> (LDN), a new Lotus resource site, offers developers information for building collaborative e-business applications and a gateway to the Lotus developer community.