REST API framework built upon Flask and marshmallow.

  - Serialization, deserialization and validation using marshmallow Schema
  - Explicit validation error messages returned in response
  - Database-agnostic
  - OpenAPI (Swagger) specification automatically generated and exposed with
    ReDoc or Swagger UI
  - Pagination
  - ETag

WWW: https://github.com/marshmallow-code/flask-smorest