Select a tag to browse associated projects and drill deeper into the tag cloud.
Evolution provides integrated mail, addressbook and calendaring functionality to users of the GNOME desktop.
KDE PIM is sub project of KDE. Its goal is to provide an application suite to manage personal information. This includes mail, time, people and more. The main result is KDE Kontact, our personal information manager.
OBM is a groupware, email, LDAP, Windows PDC, CRM, and project management application. It is mainly used as an Exchange or Notes/Domino groupware and mail server replacement, as an LDAP directory, as a Windows PDC, as a contact and customer database, as a project management tool, or as any ... [More]
Zimbra - Community Edition is open source server and client software for messaging and collaboration - email, group calendaring, contacts, and web document management and authoring. The Zimbra server is available for Linux, Mac OS X, appliances, and virtualization platforms. The Zimbra Web 2.0 Ajax ... [More]
Citadel is a highly integrated Groupware Platform with a Web 2.0 enabled Web interface, but also providing SMTP, IMAP, POP3 and GroupDAV access to its content. Citadel offers versatile email services with very low administration needed. It provides its own implementations of these server ... [More]
The Kolab Groupware Solution is a personal information management solution that facilitates productivity and coordination through email, contacts, calendar and more. Initially developed for the needs of the German Federal Office for Information Security (BSI) by contract in 2002-2004, the Kolab ... [More]
Bongo is an easy-to-use mail and calendar system, offering a simple yet powerful user interface. The goal is to make sharing, organisation, and communication simpler, quicker, and more useful.
Buni is a community of open source software developers and users dedicated to the research and development of communication and collaboration software. Buni offers Meldware Communications Suite with Mail, a Calendar Server, Webmail, and a Secure Administration System.