Docs / Self-hosting / Configuration
Configuration
The service is configured with environment variables.
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Attribute
Account
Reference
Variables
| Variable | Meaning |
|---|---|
DATABASE_URL | The Postgres connection string. Required. |
TC_PUBLIC_URL | The address people and local tools use. Required. |
TC_SECRET_KEY | A long random string for signing sessions and tokens. Required. |
TC_SMTP_URL | The mail server for magic links and reminders. Required for magic links. |
TC_GOOGLE_CLIENT_ID, …_SECRET | Google sign-in. The same pair exists for GitHub and Microsoft. |
TC_LICENSE_KEY | The Enterprise plan license key. Only the enterprise image reads it. See License key. |
TC_PRICES_REFRESH | Set to off to stop the daily price table refresh, for instances without internet access. |
Last updated 8 October 2026 · Edit this page
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