case.nd.gov is the official course code and state standard reference service for the state of North Dakota. It is used by their Highschool transcript CLR (Comprehensive Learner Record) Service.
Georgiastandards.org publishes in CASE using OpenSALT for the state of Georgia.
IMS Global CASE Network PCG created the Case Network as a derivative of OpenSALT.
Smarter Balanced Assessment Consortium publishes all of the assessment content and item specifications using OpenSALT and sponsor work on OpenSALT 2.0
ACT publishes the Holistic Framework using OpenSALT and uses the tool internally for alignments and assessment design work. Users can register can comment on frameworks.
OpenSALT.net provides a source for Math and ELA framework in all 50 states.