Kolab is a groupware system that provides a comprehensive and flexible solution for workgroups. Email, contacts, and group calendars can be managed via the Web, Windows/Outlook, and Linux/KDE. It supports offline synchronization and full seamless support of mixed client environments because the Kolab-XML storage format is fully open and avoids MAPI/TNEF.
| Tags | Office/Business groupware Communications Email Mail Transport Agents Post-Office IMAP LDAP |
|---|---|
| Licenses | GPLv3 AGPLv3 LGPLv3 |
| Operating Systems | POSIX GNU/Linux |
| Implementation | C Perl PHP |
| Translations | German English |
Recent releases


Release Notes: Compared to the old 2.3.4 stable release, this version features a new modern Web client that integrates Roundcube instead of Horde. It integrates a lot better into existing user directory setups. Security as well as scalability has been greatly improved. It is now possible to scale all functional components of Kolab separately. There is a new unified command line utility for administrative tasks.


Release Notes: This release mainly fixes reported bugs and stabilizes the Debian packages further. Users of earlier 3.x releases can simply upgrade to the new packages, since Kolab is now on a rolling release. Great progress has been made packaging Kolab for OpenSUSE 12.2.


Release Notes: The highlights of this release are working Debian packages, object types editing in the Web admin, and many bugfixes.


Release Notes: The Kolab Groupware Server is now feature complete and ready for the first alpha. Integration into existing user directory setups, security, and scalability were improved. It is now possible to scale all functional components of Kolab separately. Also, there is a new unified command line utility for administrative tasks.


Release Notes: This release fixed some bugs including an annoying build error that affected many people and the range header DoS vulnerability in the Apache Web server.