# WebSocket API Terms of Use

**Effective Date:** January 3rd, 2026
**Project:** Rdio Scanner open source project
**Sponsor:** Saubeo Solutions

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### 1. License

This software is distributed under the GNU General Public License (GPL). You are free to use, modify, and distribute the source code under the terms of the GPL.

**Exception:** The WebSocket API implementation is proprietary and subject to the terms outlined in this document.

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### 2. Scope of Restriction

The HTTP REST API and all other features are fully available under GPL terms.

The **WebSocket API** is a proprietary real-time communication channel provided exclusively by Saubeo Solutions. This distinction supports the commercial model that funds ongoing project development.

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### 3. Authorized Access

**Official Saubeo Solutions Service:**

- The WebSocket API is exclusively available through Saubeo Solutions' hosted service for its native applications and the integrated web application.

**Self-Hosted Deployments:**

- Self-hosted instances can use the HTTP REST API without restriction.
- Access to the WebSocket API in self-hosted instances requires a prior written license agreement with Saubeo Solutions.
- Contact [rdio-scanner@saubeo.solutions](mailto:rdio-scanner@saubeo.solutions) to inquire about licensing.

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### 4. Authentication

Authorized clients (including self-hosted licensees) must:

- Use valid authentication credentials provided by Saubeo Solutions.
- Ensure secure handling of credentials. Sharing credentials with unauthorized parties is strictly prohibited.

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### 5. Prohibited Use

You may not:

- Attempt to use the WebSocket API without explicit authorization (either through the official hosted service or a valid license agreement).
- Use the WebSocket API in commercial applications or services without a license agreement.
- Reverse-engineer, replicate, or redistribute the WebSocket API service.
- Bypass or disable WebSocket API restrictions through code modification.

### 6. HTTP REST API

The HTTP REST API provided by Rdio Scanner is **not restricted** and fully available under GPL terms for all uses, including self-hosted deployments and third-party applications.

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### 7. Enforcement

Violation of these terms may result in:

- Immediate revocation of WebSocket API access.
- Termination of any license agreement.
- Legal action for unauthorized use.

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### 8. Commercial Licensing

For WebSocket API access in self-hosted or commercial deployments, contact:  
[rdio-scanner@saubeo.solutions](mailto:rdio-scanner@saubeo.solutions)