[Others]

SDMX : Statistical Data and Metadata Exchange
http://www.sdmx.org/General/AboutSDMX.htm

"The BIS, ECB, EUROSTAT, IMF, OECD, and the UN have joined together to focus on business practices in the field of statistical information that would allow more efficient processes for exchange and sharing of data and metadata within the current scope of our collective activities.
The goal is to explore common e-standards and ongoing standardization activities that could allow us to gain efficiency and avoid duplication of effort in our own work and possibly for the work of others in the field of statistical information...."

NASCIO
https://www.nascio.org/
NASCIO represents state chief information officers and information resource executives and managers from the 50 states, six U. S. territories, and the District of Columbia.
The mission of the association is to shape national IT policy through collaborative partnerships, information sharing and knowledge transfer across jurisdictional and functional boundaries.