Messagepack Python Packages

msgspec

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

cachekit

Backend-agnostic caching for Python — intent-based decorators with circuit breaker, distributed locking, Prometheus metrics, and optional zero-knowledge AES-256-GCM encryption, on a Rust-powered core. Zero-config L1 in-memory; scales to Redis, Memcached, File, or CacheKit Cloud.

nlohmann-json

JSON for Modern C++

msgpack-asgi

Drop-in MessagePack support for ASGI applications and frameworks

remarshal

Convert between CBOR, JSON, MessagePack, TOML, and YAML 1.1 & 1.2

iterabledata

Iterable Data is a Python library for reading and writing data files row by row in a consistent, iterator-based interface. It provides a unified API for working with various data formats (CSV, JSON, Parquet, XML, etc.) similar to csv.DictReader but supporting many more formats.

apstrim

Logger and extractor of time-series data.

djangorestframework-msgpack

MessagePack support for Django REST framework

perde

Python serialization framework powered by Rust

nestio

Async-first nested storage for Python — read and write JSON, TOML, and TOON files using simple dot-path keys with atomic writes and per-key locking.

litestar-msgspec

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

mpacklog

Log dictionaries to MessagePack files in Python

smartobject

Simple, powerful Python object manipulation library

format-flex

🚀 A flexible Python library for easy handling and conversion of Hierarchical, Tabular, and Serialized data formats.

larzpack

Compact MessagePack-compatible binary serialization with canonical, deterministic output. Pure Python, zero dependencies.

inpout

Simple library for input/output using MessagePack and LZ4 compression in Python

mpackview

Log dictionaries to MessagePack files in Python

perde-json

Python serialization framework powered by Rust

perde-yaml

Python serialization framework powered by Rust

perde-msgpack

Python serialization framework powered by Rust

mood-msgpack

Python MessagePack implementation / msgpack.org[Python]

tinymp

A MessagePack-based storage extension to tinydb using the http://msgpack.org