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Trademarks belong to their owners. AppsXi is not affiliated with the projects listed unless a listing says so.Every listed version is checked by AppsXi
AppsDeveloper ToolsCode EditorsPyzo

Pyzo

Python to the people

by Pyzopyzo/pyzo
Free · Open sourceLatest versionMac
Checked by AppsXiNotarizedSigned

About Pyzo

Website: pyzo.org (opens in a new tab)

Description

Pyzo is a cross-platform Python IDE focused on interactivity and introspection, which makes it very suitable for scientific computing. Its practical design is aimed at simplicity and efficiency.

It consists of two main components, the editor and the shell, and uses a set of pluggable tools to help the programmer in various ways. Some example tools are source structure, file browser, interactive help, workspace ...

Pyzo is written in (pure) Python 3 and uses the Qt GUI toolkit. Binaries are provided for all major operating systems. After installing Pyzo, it can be used to execute code on any Python version available on your system (Python 2.7 - 3.x, including PyPy).

Running Pyzo from pre-built binaries

We provide binaries (opens in a new tab) for Windows, Linux and MacOS. Linux users are recommended to run Pyzo from source because of possible Qt library incompatibilities.

Running Pyzo from source

To run Pyzo from source, you need a Python interpreter with one of the following Qt bindings: PySide2, PySide6, PyQt5, PyQt6. If you do not have such a Qt wrapper then install one from https://pypi.org via the Python package manager, e.g.: python3 -m pip install pyside6

Linux users might do this via their Linux package manager, e.g.: sudo apt-get install python3-pyqt5

Download the source code archive from the releases page (opens in a new tab) or the newest development version (opens in a new tab) and extract the contents into a folder. Pyzo can then be run from source by executing the pyzolauncher.py (opens in a new tab) script inside that folder, for example: python3 /path/to/pyzo-source/pyzolauncher.py

To use a specific Qt wrapper, set the environment variable QT_API to the name of the wrapper package, e.g. pyqt6. Linux users can add Pyzo to the desktop environment by copying and customizing the desktop-file (opens in a new tab).

Running Pyzo as a module

Running Pyzo as a Python module is similar to running Pyzo from source, as described in the previous chapter. Instead of downloading the source code archive from GitHub, it can be installed from https://pypi.org via the Python package manager, e.g.: python3 -m pip install pyzo

To run Pyzo, execute: python3 -m pyzo

More information

  • main website: https://pyzo.org
  • code repository: https://github.com/pyzo/pyzo
  • issues: https://github.com/pyzo/pyzo/issues

Description adapted from the project README.

Version
4.22.0
Updated
Jul 22, 2026
Size
46 MB to 50 MB
License
BSD 2-Clause License

Open source details

Source code
Exact source for v4.22.0
Released
Jul 22, 2026
GitHub stars
320
Website
pyzo.org

Community project. Help and bug reports go to the maintainers on GitHub; AppsXi does not provide support for this app.

License

Permissive

BSD 2-Clause License

Use, change and share it freely, including in closed source apps, as long as the copyright notice stays.

Read the full license

How this app was checked

AppsXi checks every version before it is listed.

  • Signed by Almar Klein (7YZ9634TUT)

    Apple Developer ID team 7YZ9634TUT

  • Notarized by Apple

  • Hardened Runtime on

  • File matches the hash GitHub published

    SHA-256 a71fca9dc8bbc42ced3b3de324f03096eb4dd9f140a20c35c2f9b83bb3c249ea

  • No malware found

    ClamAV 1.5.4 on Oct 16, 2026

  • Install and behavior test in a virtual machine: not run yet

    Coming soon for all listings.

What these checks mean

Versions

4.22.0

Checked Oct 16, 2026 · Mac

DMG · 46 MB, DMG · 50 MB

checked

Questions about Pyzo

Is Pyzo free?

Yes. Pyzo is free and open source under the BSD 2-Clause License. AppsXi lists the maintainers' official release and does not charge for it.

Is Pyzo safe to download?

AppsXi downloads every version of Pyzo from the maintainers' official GitHub release and checks it before it is listed. For version 4.22.0 (checked Oct 16, 2026), the Mac download is signed by its developer and notarized by Apple, each file matches the checksum GitHub publishes for the release, byte for byte and a malware scan found nothing.

Does Pyzo run on Apple silicon Macs?

Yes. Pyzo has a native Apple silicon build, and it runs on Intel Macs too.

Who makes Pyzo?

Pyzo is an open source project by Pyzo on GitHub (pyzo/pyzo). Help and bug reports go to its maintainers there.

Reviews

No reviews yet. Anyone who downloads it from AppsXi while signed in can review it a day later.

Something wrong with this app? Report a problem. Maintainer? Claim this listing or ask us to remove it.

Download

  • Download for MacApple siliconDMG · 46 MB
    SHA-256 for pyzo-4.22.0-macos_arm64.dmga71fca9dc8bbc42ced3b3de324f03096eb4dd9f140a20c35c2f9b83bb3c249ea
  • Download for MacIntelDMG · 50 MB
    SHA-256 for pyzo-4.22.0-macos_x86_64.dmg39f99176d42c70f87961585f5718483c972e7310a08ca3b525400dbd02ded20f
Version
4.22.0
Price
Free

The download comes straight from the maintainer’s official GitHub release. AppsXi checked this exact file.

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