ISPConfig 3 is an open source hosting control panel for Linux which is capable of managing multiple servers from one control panel. ISPConfig is licensed under the BSD license.
Single and Multiserver Management
Manage one or more servers from one control panel
Can be installed on physical servers and virtual machines
Access Levels
Administrator
Resellers
Clients
Supported Daemons/Software
HTTP: Apache2 and nginx
SMTP: Postfix
POP3/IMAP: Dovecot
FTP: PureFTPd
DNS: BIND and PowerDNS
Database: MariaDB and MySQL
Statistics: Webalizer, AWStats and GoAccess
Virtualization: OpenVZ
Supported Linux Distributions
Debian 10 – 12 (recommended)
Ubuntu 18.04 – 22.04 (recommended)
CentOS 7 - 8
Supported Languages
English
German
Bulgarian
Brazilian Portuguese
Croatian
Czech
Dutch
Finnish
French
Greek
Hungarian
Indonesian
Italian
Japanese
Polish
Portuguese
Romanian
Russian
Spanish
Swedish
Slovak
Turkish
Managed Services
IPv4 support
IPv6 support
Websites
Name-based and IP-based virtual hosts
SSL websites
SNI support, allows more than one SSL vhost per IP address
CGI
PHP (available PHP modes for Apache: PHP-FPM and PHP-FCGI; for nginx: PHP-FPM