OpenChange is a powerful and versatile open source office productivity suite that combines the features of popular office suites like Microsoft Office, OpenOffice, and LibreOffice. It offers both desktop and web-based applications, allowing users to work on their documents from any device and any location. OpenChange includes a range of features such as word processing, spreadsheets, presentation slides, database management, and collaboration tools. It also offers cloud storage, file sharing, and document collaboration, as well as integration with popular services such as Google Drive and Dropbox. OpenChange is a great tool for businesses and organizations that need an affordable and efficient way to manage their documents, spreadsheets, and presentations.
Discontinued "Last year we published the announcement that Zarafa customers could transition to Kopano. We also announced that Zarafa would not be continued after May 1, 2017. Most ZCP customers have moved to a Kopano subscription now."