# Use [this frontend](https://forge.etsi.org/GitlabOpenAPIFrontend.htm?project=3GPP/openapis-playground?branch=REL-16) to invoke the Swagger editor or to parse OpenAPI files for correctness.
#### Use [this frontend](https://forge.etsi.org/GitlabOpenAPIFrontend.htm?project=3GPP/openapis-playground?branch=REL-16) to invoke the Swagger editor or to parse OpenAPI files for correctness.