Popolo / Open Civic Data
Information Model
Government
openly published
Define data interchange formats and data models so that organizations can spend less time transforming and modeling data and more time applying it to the problems they face....
Other government data models
ADMS (Asset Description Metadata Schema)
Metadata Model
BODS (Beneficial Ownership Data Standard)
Information Model
DCAT / DCAT-AP
Metadata Model
EU Core Vocabularies (Person, Business, Location, Criterion)
Ontology / Vocabulary
EuroVoc
Code System
FollowTheMoney (OpenSanctions)
Information Model
SIC / ISIC / NACE (industry classifications other than NAICS)
Code System
NAICS (North American Industry Classification System)
Code System
OCDS (Open Contracting Data Standard)
Exchange Schema
Project Open Data / data.json
Metadata Model