oas-resolver
Resolve external $refs in OpenAPI (swagger) 2.0 / 3.x definitions
refs
Compile and merge YAML, JSON or INI config files together through file path references
refs-compiler
Compiler for YAML, JSON and INI files using path references
jsref
Fast flexible and tiny (>1.5k unmin) json-ref resolver for browser and node with zero dependencies. Supports local, external and custom refs in under 1.5b