The easiest way to run Python, Spyder with SciPy and friends out of the box on any Windows PC, without installing anything!

Project Home is on Github, downloads pages are on Sourceforge and Github, md5-sha , Discussion Group

Recent Releases

Release 2026-01 of March 10th, 2026

Highlights (*): Python-3.13.12, Python-3.14.3, Python-3.15.0a6, duckdb-1.4.4, polars-1.38.1, numba-0.64.0, 3.14 free-threading (beta) stack in progress

WinPython 3.13 Downloads (**) via SourceForge and Github

• WinPython64-3.13.12.0dot = Python 3.13.12 : Packages
• WinPython64-3.13.12.0slim = Python 3.13.12 with pre-installed wheels : Packages
• WinPython64-3.13.12.0whl = Python 3.13.12 with ready to installed wheels : Packages

WinPython 3.14 Downloads (**) via SourceForge and Github

• WinPython64-3.14.3.0dot = Python 3.14.3 : Packages
• WinPython64-3.14.3.0slim = Python 3.14.3 : Packages
• WinPython64-3.14.3.0whl = Python 3.14.3 : Packages
• WinPython64-3.14.3.0free = Python 3.14.3 free-threading : Packages
• WinPython64-3.14.3.0slimf = Python 3.14.3 free-threading : Packages

WinPython 3.15 Downloads (**) via SourceForge and Github

• WinPython64-3.15.0.1dot = Python 3.15.0a6 : Packages

Release 2025-05 post1 of December 30th, 2025

Highlights (*): same as 2025-05, with missing pip.exe shortcut re-added

WinPython 3.13 Downloads (**) via SourceForge and Github

• WinPython64-3.13.11.0dot = Python 3.13.11 : Packages
• WinPython64-3.13.11.0slim = Python 3.13.11 with pre-installed wheels : Packages
• WinPython64-3.13.11.0whl = Python 3.13.11 with ready to installed wheels : Packages

WinPython 3.14 Downloads (**) via SourceForge and Github

• WinPython64-3.14.2.0dot = Python 3.14.2 : Packages
• WinPython64-3.14.2.0slim = Python 3.14.2 : Packages
• WinPython64-3.14.2.0whl = Python 3.14.2 : Packages
• WinPython64-3.14.2.0free = Python 3.14.2 free-threading : Packages
• WinPython64-3.14.2.0slimf = Python 3.14.2 free-threading : Packages

WinPython 3.15 Downloads (**) via SourceForge and Github

• WinPython64-3.15.0.0dot = Python 3.15.0a3 : Packages

Release 2025-05 of December 27th, 2025

Highlights (*): Python-3.13.11, Python-3.14.2, Python-3.15.0a3, duckdb-1.4.3, polars-1.36.1, numba-0.63.1, 3.14 free-threading (beta) stack in progress

WinPython 3.13 Downloads (**) via SourceForge and Github

• WinPython64-3.13.11.0dot = Python 3.13.11 : Packages
• WinPython64-3.13.11.0slim = Python 3.13.11 with pre-installed wheels : Packages
• WinPython64-3.13.11.0whl = Python 3.13.11 with ready to installed wheels : Packages

WinPython 3.14 Downloads (**) via SourceForge and Github

• WinPython64-3.14.2.0dot = Python 3.14.2 : Packages
• WinPython64-3.14.2.0slim = Python 3.14.2 : Packages
• WinPython64-3.14.2.0whl = Python 3.14.2 : Packages
• WinPython64-3.14.2.0free = Python 3.14.2 free-threading : Packages
• WinPython64-3.14.2.0slimf = Python 3.14.2 free-threading : Packages

WinPython 3.15 Downloads (**) via SourceForge and Github

• WinPython64-3.15.0.0dot = Python 3.15.0a3 : Packages

WinPython 3.15 Downloads (**) via SourceForge and Github

WinPython64-3.15.0.0dot = Python 3.15.0a3 : Packages

Release 2025-04 of September 26th, 2025

Highlights (*): Python-3.13.7, Python-3.14.0rc3, numpy-2.3.3, duckdb-1.4.0, polars-1.33.1, all published builds are made in Github Actions

WinPython 3.13 Downloads (**) via SourceForge and Github

• WinPython64-3.13.7.0dot = Python 3.13.7 : Packages
• WinPython64-3.13.7.0slim = Python 3.13.7 with pre-installed wheels : Packages
• WinPython64-3.13.7.0whl = Python 3.13.7 with ready to installed wheels : Packages

WinPython 3.14 Downloads (**) via SourceForge and Github

• WinPython64-3.14.0.1dot = Python 3.14.0rc3 : Packages
• WinPython64-3.14.0.1free = Python 3.14.0rc3 free-threading : Packages

Release 2025-03 of June 28th, 2025

Highlights (*): Python-3.12.10, Python-3.13.5, numpy-2.2.6, duckdb-1.3.0, spyder-6.0.7, whl variant with 'to install' standard wheels

WinPython 3.12 Downloads (**) via SourceForge and Github

• WinPython64-3.12.10.1dot = Python 3.12.10 64bit only : Changelog, Packages
• WinPython64-3.12.10.1slim = Python 3.12.10 64bit with PyQt5 + Spyder: Changelog, Packages
• WinPython64-3.12.10.1whl = Python 3.12.10 64bit with PyQt5 + Spyder: Changelog, Packages

WinPython 3.13 Downloads (**) via SourceForge and Github

• WinPython64-3.13.5.0dot = Python 3.13.5 64bit only : Changelog, Packages
• WinPython64-3.13.5.0slim = Python 3.13.5 64bit with PyQt5 + Spyder : Changelog, Packages
• WinPython64-3.13.5.0whl = Python 3.13.5 64bit with PyQt5 + Spyder : Changelog, Packages

Release 2025-02 of May 4th, 2025

Highlights (*): Python-3.12.10, Python-3.13.3, numpy-2.2.4, duckdb-1.2.2, jupyterlab-4.4.1, spyder-6.0.5, a requirement with hash-256

WinPython 3.12 Downloads (**) via SourceForge and Github

• WinPython64-3.12.10.0dot = Python 3.12.10 64bit only : Changelog, Packages
• WinPython64-3.12.10.0slim = Python 3.12.10 64bit with PyQt5 + Spyder - Torch: Changelog, Packages

WinPython 3.13 Downloads (**) via SourceForge and Github

• WinPython64-3.13.3.0dot = Python 3.13.3 64bit only : Changelog, Packages
• WinPython64-3.13.3.0slim = Python 3.13.3 with PyQt5 + Spyder : Changelog, Packages

Release 2025-01 of March 1st, 2025

Highlights (*): Python-3.12.9, Python-3.13.2, scipy-1.15.1, numba-0.61.0, jupyterlab-4.3.5, scikit-learn-1.6.1

WinPython 3.12 Downloads (**) via SourceForge and Github

• WinPython64-3.12.9.0dot = Python 3.12.9 64bit only : Changelog, Packages
• WinPython64-3.12.9.0slim = Python 3.12.9 64bit with PyQt5 + Spyder - Torch: Changelog, Packages

WinPython 3.13 Downloads (**) via SourceForge and Github

• WinPython64-3.13.2.0dot = Python 3.13.2 64bit only : Changelog, Packages
• WinPython64-3.13.2.0slim = Python 3.13.2 64bit only : Changelog, Packages

Release 2024-05 of January 3rd, 2025

Highlights (*): Python-3.12.8, Python-3.13.1, Numpy-2.1.3, scipy-1.14.1, numba-0.61.0rc3, jupyterlab-4.3.4, scikit-learn-1.6.0

WinPython 3.12 Downloads (**) via SourceForge and Github

• WinPython64-3.12.8.0dot = Python 3.12.8 64bit only : Changelog, Packages
• WinPython64-3.12.8.0slim = Python 3.12.8 64bit with PyQt5 + Spyder - Torch: Changelog, Packages

WinPython 3.13 Downloads (**) via SourceForge and Github

• WinPython64-3.13.1.0 = Python 3.13.1 64bit only : Changelog, Packages
• WinPython64-3.13.1.0slim = Python 3.13.1 64bit only : Changelog, Packages

Release 2024-04 of September 14th, 2024

Highlights (*): Python-3.11.9, Python-3.12.6, Python-3.13.0rc2, Numpy-2.0.1, Scipy-1.14.1, Torch-2.4.1, a slim version

WinPython 3.11 Downloads (**) via SourceForge and Github

• WinPython64-3.11.9.0dot = Python 3.11.9 64bit only : Changelog, Packages

WinPython 3.12 Downloads (**) via SourceForge and Github

• WinPython64-3.12.6.0dot = Python 3.12.6 64bit only : Changelog, Packages
• WinPython64-3.12.6.0slim = Python 3.12.6 64bit with PyQt5 + Spyder - Torch: Changelog, Packages
• WinPython64-3.12.6.0 = Python 3.12.6 64bit with PyQt5 + Spyder : Changelog, Packages

WinPython 3.13 Downloads (**) via SourceForge and Github

• WinPython64-3.13.0.1rc2 = Python 3.13.0rc2 64bit only : Changelog, Packages
• WinPython64-3.13.0.1rc2 = Python 3.13.0rc2 64bit only : Changelog, Packages

Release 2024-03 of June 22nd, 2024

Highlights (*): Python-3.12.4, Python-3.13.0b2 free-threading, Jupyterlab-4.2.2, Scipy-1.13.1, scikit_learn-1.5.0, Duckdb-1.0.0

WinPython 3.12 Downloads (**) via SourceForge and Github

• WinPython64-3.12.4.1dot = Python 3.12.4 64bit only : Changelog, Packages
• WinPython64-3.12.4.1 = Python 3.12.4 64bit with PyQt5 + Spyder : Changelog, Packages

WinPython 3.13 Downloads (**) via SourceForge and Github

• WinPython64-3.13.0.0dotb2b = Python 3.13.0b2 64bit only : Changelog, Packages
• WinPython64-3.13.0.0freeb2b = Python 3.13.0b2 64bit only : Changelog, Packages

Release 2024-02 of April 19th, 2024

Highlights (*): Python-3.12.3, Jupyterlab-4.1.5, Spyder-5.5.4, Numpy-1.26.4, Duckdb-0.10.1, Keras-3.1.1

WinPython 3.12 Downloads (**) via SourceForge and Github

• WinPython64-3.12.3.0dot = Python 3.12.3 64bit only : Changelog, Packages
• WinPython64-3.12.3.0 = Python 3.12.3 64bit with PyQt5 + Spyder : Changelog, Packages
• WinPython32-3.12.3.0dot = Python 3.12.3 32bit only : Changelog, Packages

Release 2024-01 of February 16th, 2024

Highlights (*): Python-3.11.8, Python-3.12.2, ortools-9.8.3296, Pandas-2.2.0, Scipy-1.12.0, Torch-2.2.0

WinPython 3.11 Downloads (**) via SourceForge and Github

• WinPython64-3.11.8.0dot = Python 3.11.8 64bit only : Changelog, Packages
• WinPython64-3.11.8.0 = Python 3.11.8 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

WinPython 3.12 Downloads (**) via SourceForge and Github

• WinPython64-3.12.2.0dot = Python 3.12.2 64bit only : Changelog, Packages
• WinPython64-3.12.2.0 = Python 3.12.2 64bit with PyQt5 + Spyder : Changelog, Packages

Release 2023-04 of December 7th, 2023

Highlights (*): Python-3.11.6, Numpy-1.26, Spyder-5.5.0, Torch-2.1.1, hatch-1.7.0, keras-3.0.0

WinPython 3.11 Downloads (**) via SourceForge and Github

• WinPython64-3.11.6.0dot = Python 3.11.6 64bit only : Changelog, Packages
• WinPython64-3.11.6.0 = Python 3.11.6 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

WinPython 3.12 Beta Downloads (**) via SourceForge and Github

• WinPython64-3.12.0.1b5dot = Python 3.12.0 64bit only : Changelog, Packages
• WinPython64-3.12.0.1b5 = Python 3.12.0 64bit with PyQt5 + Spyder : Changelog, Packages

Release 2023-03 of September 28th, 2023

Highlights (*): Python-3.11.5, Jupyterlab-4.0.6, Numpy-1.25, pandas-2.1.1, scipy-1.11.1, scikit_learn-1.3.1, Poetry

WinPython 3.11 Downloads (**) via SourceForge and Github

• WinPython64-3.11.5.0dot = Python 3.11.5 64bit only : Changelog, Packages
• WinPython64-3.11.5.0 = Python 3.11.5 64bit with PyQt5 + Spyder + Torch : Changelog, Packages
• WinPython64-3.11.5.0mkl = Python 3.11.5 64bit with PyQt5 + Spyder + Mkl : Changelog, Packages

Release 2023-02 of July 15th, 2023

Highlights (*): Python-3.11.4, pandas-2.0.2, SQLalchemy-2.0.15, Jupyterlab-3.6.5, opencv_python, qrcode, python_barcode

WinPython 3.11 Downloads (**) via SourceForge and Github

• WinPython64-3.11.4.0dot = Python 3.11.4 64bit only : Changelog, Packages
• WinPython64-3.11.4.0 = Python 3.11.4 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

Release 2023-01 post1 of May 27th, 2023

Highlights (*): two fixes versus 2023-01 : WinPython Control Panel and upgrade to toolz-0.12.0

WinPython 3.10 Downloads (**) via SourceForge and Github

• WinPython64-3.10.11.1dot = Python 3.10.11 64bit only : Changelog, Packages
• WinPython32-3.10.11.1dot = Python 3.10.11 32bit only : Changelog, Packages
• WinPython64-3.10.11.1 = Python 3.10.11 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

WinPython 3.11 Downloads (**) via SourceForge and Github

• WinPython64-3.11.3.1dot = Python 3.11.3 64bit only : Changelog, Packages
• WinPython64-3.11.3.1 = Python 3.11.3 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

Release 2023-01 of May 25th, 2023

Highlights (*): a full WinPython-3.11, Spyder-5.4.3, Panel-1.0.2, Torch-2.0.2, Polars-0.17.11, Duckdb-0.8.0

WinPython 3.10 Downloads (**) via SourceForge and Github

• WinPython64-3.10.11.0dot = Python 3.10.11 64bit only : Changelog, Packages
• WinPython32-3.10.11.0dot = Python 3.10.11 32bit only : Changelog, Packages
• WinPython64-3.10.11.0 = Python 3.10.11 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

WinPython 3.11 Downloads (**) via SourceForge and Github

• WinPython64-3.11.3.0dot = Python 3.11.3 64bit only : Changelog, Packages
• WinPython64-3.11.3.0 = Python 3.11.3 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

Release 2022-04 of January 22nd, 2023

Highlights (*): Spyder-5.4.2, Ipython-8.7.0, Torch-1.13.1, Polars-0.15.6, Duckdb-0.6.0

WinPython 3.10 Downloads (**) via SourceForge and Github

• WinPython64-3.10.9.0dot = Python 3.10.9 64bit only : Changelog, Packages
• WinPython32-3.10.9.0dot = Python 3.10.9 32bit only : Changelog, Packages
• WinPython64-3.10.9.0 = Python 3.10.9 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

WinPython 3.11 Downloads (**) via SourceForge and Github

• WinPython64-3.11.1.0dot = Python 3.11.1 64bit only : Changelog, Packages
• WinPython64-3.11.1.0 = Python 3.11.1 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

Release 2022-03 of October 30th, 2022

Highlights (*): Jupyterlab-3.5.0, Pandas-1.5.1, Numpy-1.23.4, Seaborn-0.12.1, Panel-0.14.1, Duckdb-0.5.1

WinPython 3.10 Downloads (**) via SourceForge and Github

• WinPython64-3.10.8.0dot = Python 3.10.8 64bit only : Changelog, Packages
• WinPython32-3.10.8.0dot = Python 3.10.8 32bit only : Changelog, Packages
• WinPython64-3.10.8.0 = Python 3.10.8 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

WinPython 3.11 Downloads (**) via SourceForge and Github

• WinPython64-3.11.0.1dot = Python 3.11.0 64bit only : Changelog, Packages
• WinPython64-3.11.0.1 = Python 3.11.0 64bit with PyQt5 + Spyder + Torch : Changelog, Packages

Release 2022-02 of July 16th, 2022

Highlights (*): Jupyterlab-3.4.3, Spyder-5.4.0.dev0, Pandas-1.4.3, Numpy-1.22.4+mkl, Torch-1.12.0

WinPython 3.8 Downloads (**) via SourceForge and Github

• WinPython64-3.8.12.3dot = PyPy3.8-v7.3.9 64bit only : Changelog, Packages
• WinPython64-3.8.12.3 = PyPy3.8-v7.3.9 64bit + PySide6 : Changelog, Packages

WinPython 3.10 Downloads (**) via SourceForge and Github

• WinPython64-3.10.5.0dot = Python 3.10.5 64bit only : Changelog, Packages
• WinPython32-3.10.5.0dot = Python 3.10.5 32bit only : Changelog, Packages
• WinPython64-3.10.5.0 = Python 3.10.5 64bit with MKL + PyQt5 + Spyder + Torch : Changelog, Packages

Release 2022-01 of May 3rd, 2022

Highlights (*): Jupyterlab-3.3.4, Spyder-5.3.0, Pandas-1.4.2, Pyside6 for PyPy

WinPython 3.8 Downloads (**) via SourceForge and Github

• WinPython64-3.8.12.2dot = PyPy3.8-v7.3.9 64bit only : Changelog, Packages
• WinPython64-3.8.12.2 = PyPy3.8-v7.3.9 64bit + PySide6 : Changelog, Packages

WinPython 3.10 Downloads (**) via SourceForge and Github

• WinPython64-3.10.4.0dot = Python 3.10.4 64bit only : Changelog, Packages
• WinPython32-3.10.4.0dot = Python 3.10.4 32bit only : Changelog, Packages
• WinPython64-3.10.4.0 = Python 3.10.4 64bit with MKL + PyQt5 + Spyder + Torch : Changelog, Packages
• WinPython64-3.10.4.0blas = Python 3.10.4 64bit with PyQt5 + Spyder : Changelog, Packages

Release 2021-05 of January 25th, 2022

Highlights (*): Jupyterlab-3.2.8, Spyder-5.2.2, numpy-1.21.5+mkl, Pandas-1.4.0, Matplotlib-3.5.0, Pyside2-5.15.2.1, Numba-0.55.0, Wasmer-1.1.0

WinPython 3.9 Downloads (**) via SourceForge and Github

• WinPython64-3.9.10.0dot = Python 3.9.10 64bit only : Changelog, Packages
• WinPython32-3.9.10.0dot = Python 3.9.10 32bit only : Changelog, Packages
• WinPython64-3.9.10.0 = Python 3.9.10 64bit + PyQt5 + Spyder + Pytorch : Changelog, Packages

WinPython 3.10 Downloads (**) via SourceForge and Github

• WinPython64-3.10.2.0dot = Python 3.10.2 64bit only : Changelog, Packages
• WinPython32-3.10.2.0dot = Python 3.10.2 32bit only : Changelog, Packages
• WinPython64-3.10.2.0 = Python 3.10.2 64bit + Pyside2 + Jupyterlab : Changelog, Packages

Release 2021-04 of November 11th, 2021

Highlights (*): Jupyterlab-3.2.2, Spyder-5.1.5, numpy-1.20.3+mkl, scipy-1.7.2, scikit_learn-1.0.1, Pandas-1.3.4, Matplotlib-3.5.0pre, Pyside6-6.2.1, dash-2.0.0, streamlit-1.1.0

WinPython 3.7 Downloads (**) via SourceForge and Github

• WinPython64-3.7.12.0dotPyPy = PyPy3.7-v7.3.7 64bit only : Changelog, Packages
• WinPython64-3.7.12.0PyPy = PyPy3.7-v7.3.7 64bit + Jupyterlab : Changelog, Packages

WinPython 3.8 Downloads (**) via SourceForge and Github

• WinPython64-3.8.12.0dotPyPy = PyPy3.8-v7.3.7 64bit only : Changelog, Packages

WinPython 3.9 Downloads (**) via SourceForge and Github

• WinPython64-3.9.8.0dot = Python 3.9.8 64bit only : Changelog, Packages
• WinPython32-3.9.8.0dot = Python 3.9.8 32bit only : Changelog, Packages
• WinPython64-3.9.8.0post1 = Python 3.9.8 64bit + PyQt5 + Spyder + Pytorch : Changelog, Packages

WinPython 3.10 Downloads (**) via SourceForge and Github

• WinPython64-3.10.0.0dot = Python 3.10.0 64bit only : Changelog, Packages
• WinPython32-3.10.0.0dot = Python 3.10.0 32bit only : Changelog, Packages
• WinPython64-3.10.0.0 = Python 3.10.0 64bit + Pyside6 + Jupyterlab : Changelog, Packages

Release 2021-03 of July 4th, 2021

Highlights (*): numpy-1.21.0+mkl, scipy-1.7.0, scikit_learn-0.24.2, Pandas-1.2.5, Matplotlib-3.4.2, fastai-2.4

WinPython 3.7 Downloads (**) via SourceForge and Github

• WinPython64-3.7.10.0dotPyPy = PyPy3.7-v7.3.5 64bit only : Changelog, Packages
• WinPython64-3.7.10.0PyPy = PyPy3.7-v7.3.5 64bit + Jupyterlab : Changelog, Packages

WinPython 3.8 Downloads (**) via SourceForge and Github

• WinPython64-3.8.10.0dot = Python 3.8 64bit only : Changelog, Packages
• WinPython32-3.8.10.0dot = Python 3.8 32bit only : Changelog, Packages

WinPython 3.9 Downloads (**) via SourceForge and Github

• WinPython64-3.9.5.0dot = Python 3.9 64bit only : Changelog, Packages
• WinPython32-3.9.5.0dot = Python 3.9 32bit only : Changelog, Packages
• WinPython64-3.9.5.0 = Python 3.9 64bit + PyQt5 + Spyder + Pytorch :