Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more. With the most innovative we ...

Horde Groupware is a free, enterprise ready, browser based collaboration suite. Users can manage and share calendars, contacts ...

hMailServer is a free e-mail server for Microsoft Windows. Its used by Internet service providers, companies, governments, sch ...

nPOPuk is an ultra-small, but comprehensive, e-mail client that runs on a wide range of Windows-based operating systems

mail.com provides its users with an customized selection of unique domains to pair with their desired address at no cost. User ...

Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface . It provides useful co ...

MDaemon Messaging Server software for Windows can be deployed in virtual, hosted cloud or private on-premise environments. It ...

Cozi is a free online calendar that helps families coordinate activities. See who needs to be where and when, be reminded of u ...

A/I provides tools for anonymous communication and sharing. We recommend to use our services along with some specific personal ...

iMail - Business and School Ultimate Free Mail Solution Web-client access, LAN or WAN self-hosted server, maintenance-free des ...

This program helps you organizing your dates and tasks and reminds you of upcoming events.

Zoom, the cloud meeting company, unifies mobile collaboration, cloud video conferencing and simple online meetings into one ea ...

Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functi ...

mailcow is a mail server suite based on Dovecot, Postfix and other open source software, that provides a modern Web UI for adm ...

Take back control of your email with this easy-to-deploy mail server in a box. Mail-in-a-Box turns a fresh cloud computer int ...