protoc-gen-connect-openapi provides support for Twirp services.
To enable Twirp support, you need to explicitly enable the twirp feature.
Here's an example buf.gen.yaml configuration:
version: v2
plugins:
- remote: buf.build/community/sudorandom-connect-openapi:v0.19.1
out: gen
opt:
- features=twirpWhen the twirp feature is enabled, protoc-gen-connect-openapi will generate OpenAPI specifications for your Twirp services.