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Flask/Marshmallow-based REST API framework

Project description

Latest version Python versions marshmallow 3 only OpenAPI Specification 2/3 compatible License Build status Code coverage Documentation

‘cause everybody wants s’more

flask-smorest (formerly known as flask-rest-api) is a 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, Swagger UI or RapiDoc

  • Pagination

  • ETag


pip install flask-smorest


Full documentation is available at

Support flask-smorest

If you’d like to support the future of the project, please consider contributing to marshmallow’s Open Collective:

Donate to our collective


MIT licensed. See the LICENSE file for more details.

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