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Python packages for z/OS

Browse wheels published by the zopen community, see which Python interpreters are covered, and review the latest reported port-verification results before installing.

37packages

186wheels

3.12–3.14Python

What “verification” means Counts come from the latest zopen build metadata. They describe reported port checks—not complete upstream coverage, security certification, production readiness, or an IBM support commitment.

Configure pip or uv for the zopen wheel index

pip

export PIP_EXTRA_INDEX_URL="https://repo.zopen.community/pypi/wheels/simple/"
export PIP_CONSTRAINT="https://repo.zopen.community/pulp/content/constraints/zopen-constraints.txt"

uv

export UV_INDEX="https://repo.zopen.community/pypi/wheels/simple/"
export UV_CONSTRAINT="https://repo.zopen.community/pulp/content/constraints/zopen-constraints.txt"

See the installation guide for virtual environments, constraints, caching, and verification.

Search packagesPython versionAll versionsPython 3.12Python 3.13Python 3.14VerificationAll resultsAll reported checks passedSome reported checks failedNot reportedSort byRecent additionsPackage nameVersionPython coverageVerification result

37 of 37 packagesNewest zopen releases first

msgpackz/OS port of msgpack - MessagePack serializer for Python1.2.23.123.133.1430/30100% reported checksAug 27, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts9

Wheel indexPort repositoryLatest release

simplejsonz/OS port of simplejson - extensible JSON encoder and decoder for Python4.1.23.123.133.1439/39100% reported checksAug 27, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts6

Wheel indexPort repositoryLatest release

scikit-learnzopen port of scikit-learn1.9.03.123.133.1439/39100% reported checksAug 24, 2026

Categoriesdevelopment, library, math

zopen dependenciesnumpy, scipy

Wheel artifacts6

Wheel indexPort repositoryLatest release

snowflake-connector-pythonzopen port of snowflake-connector-python4.7.23.123.133.1442/42100% reported checksAug 24, 2026

Categoriesdevelopment, library, database

zopen dependenciescryptography

Wheel artifacts3

Wheel indexPort repositoryLatest release

psutilz/OS port of psutil - cross-platform library for process and system utilization monitoring7.2.23.123.133.1436/36100% reported checksAug 22, 2026

Categoriesdevelopment, library

zopen dependencieszoslib

Wheel artifacts27

Wheel indexPort repositoryLatest release

shapA unified approach to explain the output of any machine learning model0.52.1.dev423.123.133.1421/21100% reported checksAug 21, 2026

Categoriesdevelopment, library, math

zopen dependenciesnumpy, pandas, scikit-learn, scipy

Wheel artifacts3

Wheel indexPort repositoryLatest release

scipyFundamental algorithms for scientific computing in Python1.18.03.123.133.1466/66100% reported checksAug 21, 2026

Categoriesdevelopment, library, math

zopen dependenciesnumpy

Wheel artifacts6

Wheel indexPort repositoryLatest release

jellyfishz/OS port of jellyfish (Python library for approximate and phonetic matching of strings)1.2.13.123.133.1478/78100% reported checksAug 20, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts3

Wheel indexPort repositoryLatest release

zope.interfaceInterface definitions for Python8.63.123.133.1436/36100% reported checksAug 20, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts6

Wheel indexPort repositoryLatest release

numpyFundamental package for array computing in Python2.5.23.123.133.1445/45100% reported checksAug 19, 2026

Categoriesdevelopment, library, math

zopen dependenciesNone reported

Wheel artifacts9

Wheel indexPort repositoryLatest release

pandasPowerful data structures for data analysis, time series, and statistics in Python3.0.53.123.133.1433/33100% reported checksAug 18, 2026

Categoriesdevelopment, library, math

zopen dependenciesnumpy

Wheel artifacts3

Wheel indexPort repositoryLatest release

cryptographyz/OS port of cryptography (OpenSSL 4.0.0 backend, Python 3.12)50.0.03.123.133.1424/24100% reported checksAug 18, 2026

Categoriesdevelopment, security, library

zopen dependenciesopenssl, zoslib

Wheel artifacts3

Wheel indexPort repositoryLatest release

rpds_pyPython bindings to Rust's persistent data structures (rpds)2026.6.33.123.133.1430/30100% reported checksAug 18, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts7

Wheel indexPort repositoryLatest release

bcryptz/OS port of bcrypt (password hashing library with Rust core)5.0.03.123.133.1424/24100% reported checksAug 18, 2026

Categoriesdevelopment, security, library

zopen dependenciesNone reported

Wheel artifacts3

Wheel indexPort repositoryLatest release

cffiForeign function interface for calling C from Python2.0.03.123.133.1436/36100% reported checksAug 17, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts3

Wheel indexPort repositoryLatest release

fastmcpFastMCP framework for building Model Context Protocol (MCP) servers in Python3.4.73.123.133.1451/51100% reported checksAug 17, 2026

Categoriesnetworking, development

zopen dependenciescryptography, pydantic-core, pyyaml, rpds-py, watchfiles

Wheel artifacts3

Wheel indexPort repositoryLatest release

fastapiFastAPI web framework for building APIs with Python type hints0.141.13.123.133.1433/33100% reported checksAug 16, 2026

Categoriesnetworking, development

zopen dependenciespydantic-core

Wheel artifacts2

Wheel indexPort repositoryLatest release

pydantic_coreCore functionality for Pydantic validation and serialization (Rust extension, cross-compiled for z/OS)2.46.43.123.133.1424/24100% reported checksAug 16, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts11

Wheel indexPort repositoryLatest release

pillowPillow for z/OS: imaging library with JPEG and PNG12.3.03.123.133.1445/45100% reported checksAug 16, 2026

Categoriesdevelopment, library, graphics

zopen dependencieslibjpeg-turbo, zlib

Wheel artifacts3

Wheel indexPort repositoryLatest release

maturinmaturin port for z/OS - Build and publish Rust-backed Python wheels1.14.13.123.133.145/5100% reported checksAug 15, 2026

Categoriesdevelopment, build_system, utilities

zopen dependenciesNone reported

Wheel artifacts1

Wheel indexPort repositoryLatest release

ujsonFast JSON encoder and decoder for Python5.13.03.123.133.1436/36100% reported checksAug 15, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts6

Wheel indexPort repositoryLatest release

PyYAMLPyYAML for z/OS, built against libyaml6.0.33.123.133.1439/39100% reported checksAug 15, 2026

Categoriesdevelopment, library

zopen dependencieslibyaml

Wheel artifacts3

Wheel indexPort repositoryLatest release

BrotliBrotli compression for Python1.2.03.123.133.1433/33100% reported checksAug 15, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts3

Wheel indexPort repositoryLatest release

pycryptodomepycryptodome for z/OS: self-contained cryptographic library for Python3.23.03.123.133.1448/48100% reported checksAug 15, 2026

Categoriesdevelopment, security, library

zopen dependenciesNone reported

Wheel artifacts3

Wheel indexPort repositoryLatest release

paramikoparamiko for z/OS: SSHv2 protocol library for Python5.0.03.123.133.1436/36100% reported checksAug 14, 2026

Categoriesdevelopment, security, library, networking

zopen dependenciesbcrypt, cryptography, pynacl

Wheel artifacts1

Wheel indexPort repositoryLatest release

PyNaClPyNaCl for z/OS: Python bindings to libsodium1.6.23.123.133.1442/42100% reported checksAug 14, 2026

Categoriesdevelopment, security, library

zopen dependencieslibsodium, zoslib

Wheel artifacts12

Wheel indexPort repositoryLatest release

MarkupSafez/OS port of markupsafe - safely add untrusted strings to HTML/XML markup3.0.33.123.133.1436/36100% reported checksAug 14, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts3

Wheel indexPort repositoryLatest release

zstandardz/OS port of zstandard - Python bindings to the Zstandard compression library0.25.03.123.133.1436/36100% reported checksAug 14, 2026

Categoriesdevelopment, library, compression

zopen dependenciesNone reported

Wheel artifacts3

Wheel indexPort repositoryLatest release

regexz/OS port of regex - alternative regular expression module for Python2026.8.123.123.133.1487/87100% reported checksAug 14, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts3

Wheel indexPort repositoryLatest release

watchfilesz/OS port of watchfiles (file-watching library with Rust core)1.2.03.123.133.1415/15100% reported checksAug 13, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts3

Wheel indexPort repositoryLatest release

lxmlz/OS port of lxml - XML and XSLT processing for Python, built on libxml2 and libxslt6.1.13.123.133.1421/21100% reported checksAug 13, 2026

Categoriesdevelopment, library

zopen dependenciesNone reported

Wheel artifacts6

Wheel indexPort repositoryLatest release

xxhashzopen port of python-xxhash3.8.13.123.133.14264/264100% reported checksAug 11, 2026

Categoriesdevelopment

zopen dependenciesNone reported

Wheel artifacts9

Wheel indexPort repositoryLatest release

DjangoA high-level Python web framework that encourages rapid development and clean, pragmatic design.6.0.63.123.133.1456130/56130100% reported checksAug 10, 2026

Categoriesnetworking, development

zopen dependenciesNone reported

Wheel artifacts1

Wheel indexPort repositoryLatest release

cookiecutterA command-line utility that creates projects from project templates, e.g. creating a Python package project from a Python package project template.2.7.03.123.133.141116/1116100% reported checksAug 10, 2026

Categoriesdevelopment

zopen dependenciesNone reported

Wheel artifacts1

Wheel indexPort repositoryLatest release

mmh3Python extension for MurmurHash (MurmurHash3), a set of fast and robust hash functions.5.2.03.123.133.14255/255100% reported checksAug 10, 2026

Categoriesdevelopment, utilities

zopen dependenciesNone reported

Wheel artifacts7

Wheel indexPort repositoryLatest release

versioneerEasy VCS-based management of project version strings0.283.123.133.14282/282100% reported checksAug 10, 2026

Categoriesutilities

zopen dependenciesNone reported

Wheel artifacts1

Wheel indexPort repositoryLatest release

confluent-kafkazopen port of confluent-kafka2.14.03.123.133.14Not reportedNo check counts in latest metadataJul 30, 2026

Categoriesdevelopment, networking

zopen dependenciescurl, librdkafka, lz4, openssl, zlib, zstd

Wheel artifacts4

Wheel indexPort repositoryLatest release

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Package consumers remain responsible for compatibility, licensing, provenance, security, and operational assessment under the zopen governance guidance.