The launcher allows Python scripts (.py and .pyw files) on Windows to specify the version of Python which should be used, allowing simultaneous use of Python 2 and 3.
Publisher’s description
What is Python Launcher?
Python Launcher by Vinay Sajip is open-source Windows software.
Installation and requirements
The publisher provides MSI installers for 64-bit and 32-bit Windows. The main installer is 318 KB. It needs Windows 10 or newer. A silent install is possible with the installer’s documented switches. An MSI package is available for deployment with Group Policy, Intune or Configuration Manager.
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- MSI package for managed deployment
- Documented silent install
- Small download (318 KB)
Cons
- No native ARM64 build
- No update for more than a year
In short: Python Launcher is an open-source Windows tool for 64-bit and 32-bit PCs. Updates have slowed down. Administrators can deploy it unattended.
Is Python Launcher safe to download?
- The file is served by bitbucket.org; check that it is the publisher’s official mirror
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
3CA4B4021FF2D35CE176A099E9F1DD73A920170FB0D3E9165D934700EA689DCE· Open the VirusTotal report for this hash - The link answered when we last checked it (October 22, 2026)
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 1 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 1.0.1.6Latest | September 10, 2021 | 318 KB | 32-bit MSI64-bit MSI |
Install from the command line
Silent install ›winget install --id VinaySajip.PythonLauncher -emsiexec /i launcher-1.0.1.6.amd64.msi /qn /norestartmsiexec /x {1CB6C42B-5887-47CF-AF21-988256F0455B} /qn /norestartRelated guide: How to use winget: install and update apps
Information
- Publisher
- Vinay Sajip
- Licence
- BSD
- Price
- Free
- Requires
- Windows 11 / 10 (Windows 10+)
- Architecture
- 64-bit, 32-bit
- Installer
- MSI
- Version
- 1.0.1.6
- Released
- September 10, 2021
- Added to the catalogue
- September 10, 2021
- Versions listed
- 1
- winget ID
- VinaySajip.PythonLauncher
- MSI product code
- {1CB6C42B-5887-47CF-AF21-988256F0455B}
Ratings and reviews
No reviews yet. Be the first to rate it.
Frequently asked questions
Is Python Launcher free?
Yes. Python Launcher is open-source software under the BSD licence.
Is Python Launcher safe to download?
The download comes from bitbucket.org; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install Python Launcher with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can Python Launcher be installed silently?
Yes. The silent install page lists the exact command for each installer, including msiexec for the MSI package.
Which Windows versions does Python Launcher support?
The installer requires Windows 10 or newer and is available for 64-bit and 32-bit.
Does Python Launcher run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit and 32-bit version through emulation.