Version updated for https://github.com/fno2010/ietf-yang-validator to version v1.2. This action is used across all versions by ? repositories. Go to the GitHub Marketplace to find the latest changes. Action Summary The IETF YANG Validator GitHub Action automates the validation of YANG modules defined in IETF Internet drafts and RFCs. It extracts YANG modules, resolves dependencies, and validates them using either the YANG Catalog API or local validation tools such as pyang and yanglint.