Python to the people
Website: pyzo.org (opens in a new tab)
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).
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.
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 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
Description adapted from the project README.
Community project. Help and bug reports go to the maintainers on GitHub; AppsXi does not provide support for this app.
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 licenseAppsXi 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.
Checked Oct 16, 2026 · Mac
DMG · 46 MB, DMG · 50 MB
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.
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.
Yes. Pyzo has a native Apple silicon build, and it runs on Intel Macs too.
Pyzo is an open source project by Pyzo on GitHub (pyzo/pyzo). Help and bug reports go to its maintainers there.
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