Simple Groupware is a complete enterprise application offering email, calendaring, contacts, tasks, document management, synchronization with cell phones and Outlook, full-text search, and much more. Simple Groupware combines standards like RSS, iCalendar, vCard, IMAP, POP3, SMTP, CIFS, CSV, WebDAV, LDAP, and SyncML under one platform. Unlike other groupware software, Simple Groupware contains the programming language sgsML to enable the quick customization and creation of powerful Web applications.
OpenDJ is an LDAPv3 compliant directory server written for the Java platform. Fully featured, it provides a high performance, highly available, and secure store for the identities managed by enterprises. OpenDJ is a continuation of the OpenDS project initiated by Sun Microsystems.