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ijl
orjson

Fast, correct Python JSON library supporting dataclasses, datetimes, and numpy

180.4M 8K 304
marshmallow-code
marshmallow

A lightweight library for converting complex objects to and from simple Python datatypes.

135.1M 7K 693
python-attrs
cattrs

Composable custom class converters for attrs, dataclasses and friends.

71.1M 1K 136
jcrist
msgspec

A fast serialization and validation library, with builtin support for JSON, MessagePack, YAML, and TOML

38.2M 4K 144
Fatal1ty
mashumaro

Fast and well tested serialization library

34.7M 917 56
jsonpickle
jsonpickle

Python library for serializing any arbitrary object graph into JSON. It can take almost any Python object and turn the object into JSON. Additionally, it can reconstitute the object back into Python.

19.8M 1K 179
rnag
dataclass-wizard

Simple, elegant, wizarding tools for interacting with Python's dataclasses.

4.9M 242 33
dapper91
pydantic-xml

python xml for humans

1.7M 244 32
foxglove
mcap

MCAP is a modular, performant, and serialization-agnostic container file format, useful for pub/sub and robotics applications.

1.4M 915 200
samuelcolvin
rtoml

A fast TOML library for python implemented in rust.

1.1M 401 30
swaroopch
edn-format

EDN reader and writer implementation in Python, using PLY (lex, yacc)

784K 147 31
foxglove
mcap-protobuf-support

MCAP is a modular, performant, and serialization-agnostic container file format, useful for pub/sub and robotics applications.

776K 915 200
schematics
schematics

Python Data Structures for Humans™.

635K 3K 292
foxglove
mcap-ros2-support

MCAP is a modular, performant, and serialization-agnostic container file format, useful for pub/sub and robotics applications.

337K 915 200
s-knibbs
dataclasses-jsonschema

JSON schema generation from dataclasses

240K 168 38
mverleg
json-tricks

Extra features for Python's JSON: comments, order, numpy, pandas, datetimes, and many more! Simple but customizable.

211K 164 25
Pylons
colander

A serialization/deserialization/validation library for strings, mappings and lists.

204K 463 146
marshmallow-code
marshmallow-jsonapi

JSON API 1.0 (https://jsonapi.org/) formatting with marshmallow

171K 212 71
reagento
adaptix

An extremely flexible and configurable data model conversion library.

103K 593 32
tishka17
dataclass-factory

An extremely flexible and configurable data model conversion library.

71K 593 32
foxglove
mcap-ros1-support

MCAP is a modular, performant, and serialization-agnostic container file format, useful for pub/sub and robotics applications.

62K 915 200
zifeo
dataconf

Simple dataclasses configuration management for Python with hocon/json/yaml/properties/env-vars/dict/cli support.

61K 86 16
Dobiasd
undictify

Python library providing type-checked function calls at runtime

50K 98 9
rsinger86
drf-typed-views

Use type annotations to validate/deserialize request parameters in Dango REST Framework.

50K 197 11
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