Open-Xchange develops, markets and sells web-based communication, collaboration and office productivity software, which enables full integration of email, documents, scheduling and social media. The company is privately owned and headquartered in Nuremberg, Germany, with offices in Helsinki, Finland, and San Jose, CA. The company started with development of a Linux-based email and groupware solution that was positioned as open source alternative to Microsoft Exchange, namely Open-Xchange Server SUSE Linux Openexchange Server.
Zimbra Collaboration Suite is a collaborative software suite, that includes an email server and web client, currently owned and developed by Zimbra, Inc. Zimbra was initially developed by Zimbra, Inc., and first released in 2005. The company was subsequently purchased by Yahoo in September 2007, According to former Zimbra President and CTO Scott Dietzen, the name for Zimbra is derived from the song "I Zimbra" by Talking Heads.
