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Get Started with marshmallow

Lightweight library for object serialization and deserialization.

Getting Started

The marshmallow team maintains comprehensive docs that cover installation, configuration, and common patterns.

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Our full tool profile covers marshmallow's strengths, weaknesses, pricing, and how it compares to alternatives.

Developers building RESTful APIs who need a simple way to serialize and deserialize complex objects.

Projects requiring validation of input data before processing or storage.

Teams working with Python-based web frameworks like Flask or Django.