What are some alternatives?
When comparing Webmin and Cozy, you can also consider the following products
cPanel - With its first-class support and rich feature set, cPanel & WHM has been the web hosting industry's most reliable, intuitive control panel since 1997.
Yardi Voyager - Voyager is software for managing properties and the people who live there. The software is developed by Yardi, a company founded in 1984 that specializes in property management software. Read more about Yardi Voyager.
Ajenti - Web administration panel for servers and custom hardware
Buildium - Buildium's software helps property management companies become more efficient and profitable. Start your free trial today, no credit card required!
ServerPilot.io - Centralized hosting control panel for Wordpress and PHP web sites
Dropbox - Online Sync and File Sharing