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osTicket App


osTicket is the world’s most popular customer support software.

Admin Checklist

  • Do not remove the email address of osTicket Alerts under 'Email Addresses'. This mailbox is managed by Cloudron. However, you can change the email address from Cloudron dashboard's Email section.

  • Change the administrator email under Emails -> Email Settings and Options. If you miss this, osTicket will send alerts to this address and bounces get attached to tickets.


osTicket can be configured to process emails from mailboxes hosted with or without Cloudron.

When the mailbox is hosted in Cloudron, you can use the IMAP+SSL at port 993 for receiving Email:

To send email, use port 587:

User Management

osTicket is integrated with Cloudron user management. However, agents must be manually added into osTicket before they can login. When adding an agent, choose LDAP as the authentication backend.


osTicket comes with a CLI tool for various administrative tasks like managing users. Use the Web Terminal to run the following command:

    sudo -E -u www-data php /app/code/upload/manage.php