EGroupware:

 

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Download EGroupware community edition

Before Installing EGroupware, read
 

Current release: 1.8.006 security and maintenance release

  • Debian/Ubuntu packages from openSUSE buildservice: Debian 6 (Squeeze) / 7 (Wheezy), Ubuntu 10.04-13.04 please create a repository file /etc/apt/sources.list.d/egroupware.sources.list with following content:
    deb http://download.opensuse.org/repositories/server:/eGroupWare/Debian_7.0/ ./
    (For Ubuntu replace Debian_7.0 with xUbuntu_13.04, xUbuntu_12.10 or xUbuntu_12.04)To import the repository key for Debian/Ubuntu run (rpm based distros ask you, if they should import the key permanent): 
    wget -O - http://download.opensuse.org/repositories/server:/eGroupWare/Debian_6.0/Release.key | apt-key add -
  • Many free operating system already come with EGroupware packages. Have a look in your package manager, to easily install EGroupware. Please check the version, it might be outdated.
 

EGroupware Community Version: GNU General Public License

EGroupware is licensed under the GNU General Public License v.2.0 (GPL2). This means in short terms:
 
  • EGroupware is available and usable free of charge
  • You are allowed to modify it, as long as your modifications are published under the same terms (GPL)
  • Legally binding is of cause only the full text available via the link!