CERN Open Hardware License Version 2 - Strongly Reciprocal
All Thios products are released under the CERN Open Hardware License Version 2 - Strongly Reciprocal (CERN-OHL-S). This license ensures that our designs remain open and accessible while encouraging collaboration and innovation.
Key Terms & Permissions
- You may use, modify, and distribute our designs for any purpose
- You may create commercial products based on our designs
- You may adapt and improve our designs for your specific needs
- You may share your modifications with the community
- You may contribute improvements back to the project
Reciprocal Requirements
- You must share your modifications under the same license
- You must provide attribution to Thios + Co. and original contributors
- You must make source files available when distributing products
- You must document any changes made to the original design
Documentation & Resources
Complete documentation, CAD files, assembly instructions, and technical specifications are available for all products. Our documentation includes:
- Detailed CAD models in multiple formats (STEP, STL, etc.)
- Assembly instructions with step-by-step guides
- Bill of materials (BOM) with part numbers and sources
- Technical specifications and performance data
- Design rationale and engineering notes
Software Licensing
Software components, firmware, and control systems are released under appropriate open source licenses as specified in their respective repositories. This includes:
- Firmware for embedded systems (MIT License)
- Control software and applications (GPL v3)
- Configuration files and scripts (Apache 2.0)
- Documentation and tutorials (Creative Commons)
Hardware Designs
All mechanical designs, PCB layouts, and component specifications are available under CERN-OHL-S v2.
- 3D CAD models (STEP, STL)
- PCB schematics & layouts
- Component specifications
- Assembly instructions
Documentation
Comprehensive documentation ensures that anyone can understand, build, and modify our designs.
- Technical specifications
- Assembly guides
- Design rationale
Our Open Source Principles
We believe that open source hardware accelerates innovation, reduces costs, and creates more sustainable solutions. Our commitment to openness drives everything we do.
Transparency
All designs, processes, and decisions are open for everyone to see and understand.
Collaboration
We actively encourage community contributions and collaborative development.
Sustainability
Open designs reduce waste and enable local manufacturing and repair.
Innovation
Open source accelerates innovation through shared knowledge and rapid iteration.
Freedom
Our designs are free to use, modify, and distribute without restrictive licensing fees.
Global Accessibility
Designs can be adapted and localized for different regions, cultures, and local manufacturing capabilities.