1calendar vs hMail Server
A side-by-side look at 1calendar and hMail Server. For an in-depth review of either product, follow the links below.
1calendar
Office & Productivity
1calendar is a free, open-source online calendar and scheduling application. It allows users to manage events, set reminders, share calendars with others, and integrate with third-party services. Key features include calendar views, drag and drop scheduling, RSVP tracking, and collaboration tools.
calendarschedulingeventsreminderssharingcollaboration
hMail Server
Network & Admin
hMail Server is an open-source email server for Microsoft Windows. It allows you to send and receive email using POP3, SMTP and IMAP protocols. Designed specifically for Windows platforms, hMail Server is easy to install and manage.
emailserverwindowspop3smtpimap
Related Comparisons
Mail-in-a-box
MDaemon Messaging Server
Poste.io
OpenChange
Archiveopteryx
Sanwhole Exchange