One Calendar Terms of Service

Last updated: April 5, 2026

These Terms of Service govern your use of One Calendar. By using the service, you agree to these terms.

1. Use of Service

You may use One Calendar for lawful scheduling and collaboration purposes.

You are responsible for account activity and for maintaining the security of your credentials.

3. Self-Hosting

You may self-host One Calendar. In self-hosted environments, you are responsible for security, compliance, and operations.

4. Acceptable Use

You must not use One Calendar to violate laws, abuse systems, distribute malware, or interfere with service availability.

We may suspend access for abuse, fraud, or serious violations.

5. Third-Party Services

One Calendar may integrate with third-party services (for example authentication and storage providers).

Your use of third-party services is also subject to their own terms and policies.

6. Intellectual Property

You retain rights to the data and content you create.

You grant the minimum rights needed for us to process that content to provide the service.

7. Disclaimer

The service is provided on an 'as is' and 'as available' basis to the fullest extent permitted by law.

8. Limitation of Liability

To the maximum extent permitted by law, we are not liable for indirect, incidental, or consequential damages arising from service use.

9. Changes to Terms

We may update these terms as the product changes. The latest version date is shown on this page.

10. Contact

For questions about these terms, contact us via GitHub or email at evan.huang000@proton.me.

Want to contribute or review the latest source?