Based on the Open-O-Meter, tagged as [OoM], with a few noted additions, tagged as [New]. The Open-o-Meter makes a distinction between “product openness”, tagged as [Pd], and “process openness”, tagged as [Pc].
Information contents are published under respectively relevant open-source-compatible licenses. That is, the documentation types of hardware components are released under an OSH-compatible license (e.g. TAPR) and the eventual software components are released under an OSS-compatible license (e.g GPL)
The design files of all product components designed by the originator (all technology types included) are made publicly available. When there are software components, source code is available, when there are electronic hardware components, ECAD files are available and when there are non-electronic hardware components CAD files are available.
A bill of material is available.
Assembly instructions are available.
All files, including design files, bill of materials, and assembly instructions, are released in their original format.
The academic works describing the hardware are published in Open Access.
All files are maintained in a version control system allowing interested people to edit the files.
Guidance is provided to external people on how to contribute to the product development.
An issue tracking or equivalent system allows tracing tasks and improvement propositions.
Authors engage and promote community discussion concerning the project in an appropriate space such as a forum or mailing list.