Open Text has released FirstClass 8.0, a major update of its suite of integrated communication and messaging solutions. Version 8.0 includes: new instant messaging and presence management; advances in system security and manageability, performance and scalability; and in collaboration and customization capabilities. The new FirstClass Directory Services (FCDS) module facilitates the integration of FirstClass into corporate meta-directory environments including LDAP and Microsoft Active Directory. Additionally, the new FirstClass Explorer provides the full benefits of the FirstClass client as an ActiveX plug-in for Microsoft Internet Explorer. FirstClass 8.0 is compatible with Mac OS and Mac OS 8.x-9.x.