Commercial Authorization
6/19/25About 2 min

1. Licensing Information
Copyright Notice
- Product development relies on community support. Commercial version source code obtained from third parties is unauthorized and unreliable; users bear full legal responsibility for any consequences.
- Licensed users may not directly sell or redistribute the qKnow Knowledge Platform commercial source code.
- Licensed users may apply for copyright on code they have modified or developed, but not on the original qKnow Knowledge Platform source code.
| System Version | Open-Source Version | Commercial Version |
|---|---|---|
| License | Apache License 2.0 (commercial use allowed, Logo and copyright must remain) | Permanent commercial license (includes source code, documentation, and brand usage rights), with invoice/contract and license certificate provided upon purchase |
| Use Cases | Suitable for learning, evaluation, light deployment, and commercial projects | Suitable for government/enterprise projects, custom development, and formal production environments |
| Features | Basic functions such as knowledge center, concept configuration, relationship configuration, unstructured/structured data extraction, graph exploration, and system management. | Includes all features of the open-source version, and extends to support full-stack intelligent knowledge capabilities, including multiple knowledge graphs, multiple knowledge bases, knowledge fusion, knowledge reasoning, knowledge-based question answering, knowledge recommendation, intelligent writing, intelligent review, and Smart Chain Workshop. |
| Licensing Fee | Free for commercial use (brand/logo removal license: 20,000 CNY) | Contact via WeChat → Get Quote & Trial Account |
| Related Services | Regular updates | Access to private repository, one-year subscription update included |
| Technical Support | QQ group support | Enterprise QQ group, dedicated technical support |
| Code Updates | Updated on Gitee and GitHub | Updated via private Git server |
2. Purchase Inquiry

Open-Source Brand Licensing Inquiry: 👉 Scan WeChat to contact
Commercial Version Inquiry: 👉 Scan WeChat to contact
QQ Group: 277328475 (Group 1) / 961142613 (Group 2)
Email: sales@qiantong.tech
Address: Qixia District, Nanjing / Zhengzhou High-Tech Zone
3. System Demo
✅ Open-Source Demo Account: qKnow / qKnow123
💼 Commercial Demo Account: Please scan WeChat QR code to contact us for a demo account.


