Email

Releval uses SMTP to send emails for user invitations, email confirmations, and password resets.

SMTP Settings

Variable	Default	Description
Smtp__Host	127.0.0.1	SMTP server hostname
Smtp__Port	25	SMTP server port
Smtp__Username	(none)	SMTP authentication username
Smtp__Password	(none)	SMTP authentication password
Smtp__SecureSocketOptions	Auto	TLS security mode

Secure Socket Options

Value	Description
Auto	Automatically detect the best security mode
None	No encryption
StartTls	Upgrade to TLS after connecting (port 587)
StartTlsWhenAvailable	Use STARTTLS if the server supports it
SslOnConnect	Connect with TLS immediately (port 465)

Example

Environment Variable

environment:
  - Smtp__Host=smtp.gmail.com
  - Smtp__Port=587
  - Smtp__Username=noreply@example.com
  - Smtp__Password=your-app-password
  - Smtp__SecureSocketOptions=StartTls

appsettings.json

{
  "Smtp": {
    "Host": "smtp.gmail.com",
    "Port": 587,
    "Username": "noreply@example.com",
    "Password": "your-app-password",
    "SecureSocketOptions": "StartTls"
  }
}

Note

Without a configured SMTP server, email-dependent features (user invitations, password resets, email confirmations) will not function. Users can still be created via the default admin account when CreateTablesOnStartup=true.