5G-MAG (Media Action Group) fosters collaboration between the media and information and communication technology (ICT) industries. A core objective is to drive the market-oriented implementation of technologies for the connected media world, leveraging global Internet and 5G access technologies. The work spans from conception of a use case, service or application, up to implementation of proof-of-concepts and products. Stakeholders in the end-to-end value chain are welcome such as content and service providers, network operators, technology solution suppliers, software developers, equipment manufacturers, R&D organizations, universities, regulators or policy makers. 5G-MAG is an independent not-for-profit association with its own legal identity, funding, governance, and administrative rules. The seat of the association is in Geneva, Switzerland.

Founded in 1997, the DOI Foundation is a not-for-profit organization. We govern the Digital Object Identifier (DOI) system on behalf of the agencies who manage DOI registries and provide services to their respective communities. We are the registration authority for the ISO standard (ISO 26324) for the DOI system and we are governed by our Registration Agencies. The DOI Foundation is an international community of communities bound by a common interest in persistent infrastructure. So far, we have welcomed agencies that manage communities spanning entertainment, standards, the built environment, natural history collections, scholarly communications, and research data.

FIWARE Foundation drives the definition - and the Open Source implementation - of key open standards that enable the development of portable and interoperable smart solutions in a faster, easier and affordable way, avoiding vendor lock-in scenarios, whilst also nurturing FIWARE as a sustainable and innovation-driven business ecosystem.

The mission of the Metaverse Acceleration and Sustainability Association (MASA) is to undertake activities to accelerate the development of metaverse-related technologies, ecosystems and markets across the world, and to do so in a sustainable manner, supporting sustainable development goals. Our workstreams include but are not limited to: - Landscape, Outlook, and Roadmaps - Open Standards, Conformity Assessment and Certification - Open-Source Reference Implementations and Pilot Applications - Digital Assets Pool and Exchange - Innovation-Driving Competitions and Rankings - Advocacy and Lobbying for Broad Acceptance and Adoption - Coordination for Responsible Development: Safety, Privacy, Ethics, Inclusion, and Sustainability - Metaverse Commercialization, Capitalization, and Monetization

Oasis aims to redefine trust on the Internet through a Digital Sustainability Model that focuses on three key pillars: safety, privacy, and inclusion.

Create standards, software repositories, and infrastructure for the Web3 metaverse

All real-world to digital world related use-cases that could benefit from open standards, protocols, architectures and best practice guidelines.

The Open Geospatial Consortium (OGC) is an international consortium of more than 500 businesses, government agencies, research organizations, and universities driven to make geospatial (location) information and services FAIR - Findable, Accessible, Interoperable, and Reusable. OGC's member-driven consensus process creates royalty free, publicly available, open geospatial standards. Existing at the cutting edge, OGC actively analyzes and anticipates emerging tech trends, and runs an agile, collaborative Research and Development (R&D) lab - the OGC Innovation Program - that builds and tests innovative prototype solutions to members' use cases.

Open Source software projects for the Open Metaverse

The Open Metaverse Interoperability Group is an open source community of industry professionals, independent creators, and passionate enthusiasts whose goal is to build interoperable technology together. OMI's mission is to bridge virtual worlds across interfaces & technologies by researching, designing & promoting protocols for identity, social graphs, inventory, and sharing of creative work in the 3D web & open metaverse.

Delivering a vendor-neutral platform for developing open specifications and standards for PDF technology.

The Spatial Web Foundation (SWF) is dedicated to ethical development and use of technology, particularly in the creation and implementation of the Spatial Web Protocol.

The Streaming Video Technology Alliance is a global technical association addressing critical challenges in streaming video. By educating the industry on the technical nature of the issues, providing a neutral forum for collaboration across the video ecosystem, and publishing documentation that defines technical solutions, the SVTA is helping to improve the streaming video experience at scale. Over 100 companies including network operators, content rights holders, OTT platforms, service providers, and technology vendors - representing some of the biggest names in global streaming - participate in bi-weekly working group activities and quarterly face-to-face meetings.

CalConnect is a non-profit standards body for collaborative technologies.

Global Vision: Unlocking physics in a computer.Global Mission: To unlock innovation and advancements across industries by creating a shared foundation for digital material representation.*Please see attached deck in the Supplementary Information section.

The Khronos Group is an open, non-profit, member-driven consortium of over 200 industry-leading organizations creating advanced, royalty-free interoperability standards for 3D graphics, augmented and virtual reality, parallel programming, vision acceleration, machine learning, and camera system runtimes. Khronos standards include Vulkan(R), Vulkan(R) SC, OpenGL(R), OpenGL(R) ES, OpenGL(R) SC, WebGL(TM), SPIR-V(TM), OpenCL(TM), SYCL(TM), OpenVX(TM), NNEF(TM), OpenXR(TM), 3D Commerce(TM), ANARI(TM), glTF(TM), and Kamaros(TM). Khronos members are enabled to contribute to the development of Khronos specifications, are empowered to vote at various stages before public deployment and are able to accelerate the delivery of their cutting-edge accelerated platforms and applications through early access to specification drafts and conformance tests.

Open Standards for Real-time 3D Communication

Network / cluster management in the field of XR: Our non-for-profit organisation comprises approx. 100 institutional members of XR end users, XR technology providers and XR research labs. Main goals of VDC business is first to support networking between our member organisations and second XR technology transfer to the industry, in particular to SMEs. We focus on B2B XR thus not XR gaming or XR entertainment. We provide the German XR community with relevant information on XR, including relevant norms, standards, guidelines on XR. We do formulate position papers adressed to politics and administration to foster XR usage. Latest position papers included XR standardisation needs and XR user interface design needs. We are active in XR standards mapping. We are member of Khronos, IEEE and DIN e.V.

Web standardization

An American nonprofit organization dedicated to fostering the growth of the open-source Metaverse, founded upon universal interoperability of open standards and protocols, decentralized away from individual corporations and government regulations.

XR Safety Initiative (XRSI) is a 501(c)(3) global non-profit Standards Developing Organization(SDO)that offers advisory services to promote privacy, security, and ethics in the emerging technology domain. XRSI's mission is to help build safe and inclusive emerging tech ecosystem.