There are 3 repositories under smithy-models topic.
Smithy is a protocol-agnostic interface definition language and set of tools for generating clients, servers, and documentation for any programming language.
A collection of examples to help users get up and running with Smithy
wasmCloud API interfaces: smithy IDLs and shared libraries
Smithy IntelliJ provides IDE integration for the Smithy IDL.
The Jolly Band of AWS compatible services that AWS overlooked.