Zarr Python Packages

tifffile

Read and write TIFF files.

zarr

An implementation of chunked, compressed, N-dimensional arrays for Python.

imagecodecs

Image transformation, compression, and decompression codecs.

numpydantic

Type annotations for specifying, validating, and serializing arrays with arbitrary backends in Pydantic (and beyond)

ome-zarr

Implementation of next-generation file format (NGFF) specifications for storing bioimaging data in the cloud.

ome-zarr-models

A minimal Python package for reading, writing and validating OME-Zarr (meta)data

imagecodecs-numcodecs

Image transformation, compression, and decompression codecs.

xarray-beam

Distributed Xarray with Apache Beam

fileglancer

Browse, share, and publish OME-Zarr data

tensogram

A library for encoding and decoding binary scientific data with embedded semantic metadata in a network-transmissible binary message format.

cellmap-data

Utility for loading CellMap data for machine learning training, utilizing PyTorch, TensorStore, Xarray, and PyDantic.

napari-ome-zarr

A napari plugin for zarr backed OME-NGFF images

cubed

Scalable array processing with bounded memory

multidimio

Cloud native, scalable storage engine for various types of energy data.

foehn

Download MeteoSwiss Open Government Data — weather stations, radar, hail, forecasts and climate series — via Python API, CLI, or MCP server, as DataFrames, Parquet, xarray Datasets or Zarr stores

ome-writers

Unified API for streaming camera frames to either OME-TIFF or OME-Zarr format

z5py

Lightweight C++ and Python interface for datasets in zarr and N5 format

thyra

A modern Python library for converting Mass Spectrometry Imaging (MSI) data into standardized SpatialData/Zarr format, enabling seamless integration with spatial omics analysis workflows.

aind-zarr-utils

Utilities for working with ZARR files and AIND metadata

segovia

A fast, memory-bounded Rust engine for electrophysiology signal processing — Neuropixels-scale, callable from Python.

osml-imagery-io

High-performance read/write for NITF, GeoTIFF, JPEG 2000, and more. Rust core with Python bindings — pip install, no complex dependencies.

eubi-bridge

A Python-based tool for parallelized conversion of image datasets from various formats to OME-Zarr, with support for distributed processing and multi-dimensional concatenation.

zarr-n5

Utilities for reading N5 data through zarr-python

echopype

Enabling interoperability and scalability in ocean sonar data analysis