The best open source alternative to Plesk is Webmin. If that doesn't suit you, our users have ranked more than 50 alternatives to Plesk and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Plesk are 1Panel, Ajenti, HestiaCP and ISPConfig.
Web-based admin interface for Unix-like and Windows systems provides modules for user, service, and network configuration, open source application management, security, backups, monitoring, automation, remote access, and firewall controls.
You have to get Virtualmin to get several "normal" functions. And the Pro Version costs!!
Most users think Webmin is a great Plesk alternative.
Open-source interface for efficient Linux server management, featuring host monitoring, file management, and database control. Streamlines WordPress deployment with domain and SSL setup. Offers app store, security features, backup, and restore.
Ajenti is a Linux & BSD modular server admin panel. Ajenti 2 provides a new interface and a better architecture, developed with Python3 and AngularJS.
Be careful!!
"Big Brother" from the FSB may be watching you!! ((
Easy to setup and a modern looking interface.
Some users think Ajenti is a great Plesk alternative, some don't.
Hestia Control Panel is an open source web server control panel with an easy-to-use interface as a lightweight alternative to cPanel, Plesk, etc. Hestia It's also the continuation of the development of Vesta Control Panel.
ISPConfig 3 is an open source hosting control panel for Linux. ISPconfig 3 is capable of managing multiple servers from one control panel. ISPConfig is licensed under BSD license.
The most simple, powerful and beautiful host management panel, an open source alternative to OpenResty Edge, allows you to easily secure reverse proxy websites running at home or on the Internet, including access control, denial of service attack protection, automatic...
Simple Hosting Control Panel
Vesta is an open source Hosting Control Panel that is free to use under GPLv3. It provides an easy to use control panel that allows the management of websites, DNS, mail, backups, and more!.
complicated controll of domains
Most users think Vesta Control Panel is a great Plesk alternative.
UCS is an open platform for central identity & access management, IT management, and active directory, with a web portal for easy access to applications.
Virtualmin is a powerful and flexible web hosting control panel for Linux and BSD systems. Available in an open-source community-supported version, and a more feature-filled version with premium support, Virtualmin is the cost-effective and comprehensive solution to virtual web...
CyberPanel is web hosting control panel which is based on OpenLiteSpeed. Comes with builtin support for DNS, FTP, email, file manager and automatic SSL.
Sentora is an open-source web hosting control panel built specifically to work on a variety of Linux distributions. Sentora is licensed under the GPL and is a separately maintained fork of the original ZPanel project.
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Virtualmin from the same developer (also listed here) is much closer alternative to Plesk.