msgspec

msgspec is a fast serialization and validation library, with builtin support for JSON, MessagePack, YAML, and TOML.

Features

High performance encoders/decoders for common protocols
Support for a wide variety of Python types
Zero-cost schema validation using familiar Python type annotations
A speedy Struct type for representing structured data
All of this is included in a lightweight library with no required dependencies
The JSON and MessagePack implementations regularly benchmark as the fastest options for Python

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License

BSD License

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