Zimbra (ZCS) is an open source and free for personal use, collaborative software platform. Let's see how to install it on Ubuntu 18.04
Install and Configure Zimbra on Ubuntu 18.04 LTS
Zimbra: Instalando Zimbra 9 sobre Ubuntu 18.04 LTS, paso a paso y vistazo a la nueva Modern Web App - El Blog de Jorge de la Cruz
Zimbra: Instalando Zimbra 9 sobre Ubuntu 18.04 LTS, paso a paso y vistazo a la nueva Modern Web App - El Blog de Jorge de la Cruz
How to Set Up Zimbra Open-Source Mail Server on Ubuntu 18.04
Chandan Pawar, Author at Postbox Consultancy Services
How to install Zimbra on Ubuntu 18.04 LTS
Install Zimbra on Ubuntu 20.04 Step by Step - inGuide
Zimbra: Instalando Zimbra 9 sobre Ubuntu 18.04 LTS, paso a paso y vistazo a la nueva Modern Web App - El Blog de Jorge de la Cruz
Chandan Pawar, Author at Postbox Consultancy Services
How To Install Zimbra 9 on Ubuntu 20.04 Server using Automatic Installer · NetShop ISP
How to Install Zimbra Collaboration 8.7 on Ubuntu 14.04 LTS - Zimbra : Blog
