The admin list
Developer tools
code-server Run VS Code on any machine anywhere and access it in the browser. Implementation on debian.
Project management
Openproject Efficient classic, agile or hybrid project management in a secure environment.
Groupware
SOGo server with a focus on scalability and open standards.
open-xchange Webmail, calendar, drive, tasks. Implementation on debian 12.
Email server
Email tools
Imapsync IMAP transfer tool. Install on debian.
Server management
ISPconfig Manage Your Servers Directly Through Your Browser Implementation on debian 12.
Monitoring
Zabbix The all-in-one, open-source solution that lets you monitor anything