.py file: how to open it on Windows
99 Windows apps register the .py extension. Install one of them to open the file with a double-click.
About the format
- Format
- Python script
- MIME type
- text/x-python
- PRONOM identifier
- fmt/938
Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).
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microA modern and intuitive terminal-based text editor.
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Notepad3Notepad like text editor based on the Scintilla source code.
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Python 3.14A programming language that lets you work more quickly and integrate your systems more effectively.
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Python 3.13Python is a programming language that lets you work more quickly and integrate your systems more effectively.
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Python 3.12Python is a programming language that lets you work more quickly and integrate your systems more effectively.
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Python 3.11Python is a programming language that lets you work more quickly and integrate your systems more effectively.
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FreeCADA general purpose open source parametric 3D CAD modeler
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Python 3.10Python is a programming language that lets you work more quickly and integrate your systems more effectively.
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Python Install ManagerInstall, manage, and launch Python on Windows.
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SpyderScientific Python Development Environment similar to matlab
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Python 3.9Python is a programming language that lets you work more quickly and integrate your systems more effectively.
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Python 3.8Python is a programming language that lets you work more quickly and integrate your systems more effectively.
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KiroAn agentic IDE that helps you do your best work with features such as specs, steering, and hooks.
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WindsurfThe most powerful AI IDE
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Python 3.7Python is a programming language that lets you work more quickly and integrate your systems more effectively.
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Stackless PythonStackless Python is an enhanced version of the Python programming language. It allows programmers to reap the benefits of thread-based programming without the performance and complexity problems associated with conventional threads.
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PyCharm Community EditionThe Python IDE for Professional Developers
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PyCharm Community Edition (EAP)The Python IDE for Professional Developers
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Python 3.6Python is a programming language that lets you work more quickly and integrate your systems more effectively.
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VoidThe open source AI code editor.
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Antigravity IDEExperience liftoffwith the next-generation IDE
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PositronA next-generation data science IDE
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winpythonWinPython is a free open-source portable distribution of the Python programming language for Windows 8/10 and scientific and educational usage
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winpython-dotWinPython is a free open-source portable distribution of the Python programming language for Windows 8/10 and scientific and educational usage
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AideThe open-source AI-native IDE
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Python 3.5Python is a programming language that lets you work more quickly and integrate your systems more effectively.
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winpython-pypyWinPython is a free open-source portable distribution of the Python programming language for Windows 8/10 and scientific and educational usage
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Ox editorThe simple but flexible text editor
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winpython-dot-pypyWinPython is a free open-source portable distribution of the Python programming language for Windows 8/10 and scientific and educational usage
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CP EditorThe Missing Editor for Competitive Programmers
- PyCharm
The Python IDE for Professional Developers
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IronPython 3The Python programming language for .NET
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TheiaIDEA modern and open IDE for cloud and desktop.
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DatasetViewerA modern, high-performance dataset viewer built with Tauri, React, and TypeScript. Designed to handle massive datasets from multiple sources with efficient streaming for large files (100GB+) and lightning-fast search capabilities.
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芙芙工具箱Fufu Tools is a toolbox with a collection of gadgets.
- Cursor
The AI Code Editor
- Comate
Intelligent coding capabilities throughout the entire development process along with enhanced multimodal abilities. Install now to start a seamless and natural intelligent development experience.
- Trae CN
An adaptive AI IDE that transforms how you work, collaborating with you to run faster.
- Trae
An adaptive AI IDE that transforms how you work, collaborating with you to run faster.
- Python Launcher
The Python launcher for Windows is a utility which aids in locating and executing of different Python versions.
- PyCharm Professional Edition
The Python IDE for Professional Developers
- PyCharm Professional Edition (EAP)
The Python IDE for Professional Developers
- PLaSK
A comprehensive tool for numerical analysis of broad range of physical phenomena in photonic devices
- DataSpell
IDE for data analysts and analytics engineers
- Python 2
Python is a programming language that lets you work more quickly and integrate your systems more effectively.
- PyCharm (EAP)
The Python IDE for Professional Developers
- Devin
Manage fleets of local and cloud agents from one surface. Plan, delegate, review, and ship without leaving your editor.
- 海龟编辑器
Building blocks and learning Python! Codemao Turtle Editor, support for blocks/code conversion in one click.
- DataSpell (EAP)
IDE for data analysts and analytics engineers
- Cortex Code
Accelerate your data lifecycle with Cortex Code, a Snowflake-native AI coding agent. Simplify data engineering, ML, and agent-building with natural language.
- SUMO
Eclipse SUMO is an open source, highly portable, microscopic and continuous traffic simulation package designed to handle large networks.
- Wing 101
A very simplified free Python IDE for beginners
- Sublime Text 4
Sublime is a sophisticated cross-platform text editor for code, markup and prose.
- Wing Pro
The full-featured Python IDE for professional developers
- Wing Personal
A free Python IDE for students and hobbyists
- 海龟编辑器 2.0
2.0 better interactive interface; support for one-click installation of Python third-party libraries; built-in syntax error correction, code association.
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BlastMergeCross-repository file synchronization through intelligent iterative merging
- CatPawAI
AI Programming Agent
- Python 3.2
Python is a programming language that lets you work more quickly and integrate your systems more effectively.
- Python 3.3
Python is a programming language that lets you work more quickly and integrate your systems more effectively.
- Altova MissionKit 2026 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2026 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- EditPlus
Text editor with FTP, FTPS and SFTP capabilities
- PSPad editor (x86)
The Developer’s Text Editor for Microsoft Windows
- Python 3.1
Python is a programming language that lets you work more quickly and integrate your systems more effectively.
- Python 3.4
Python is a programming language that lets you work more quickly and integrate your systems more effectively.
- Altova Authentic 2026 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova XMLSpy 2026 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2026 Professional Edition
JSON and XML Editor
- PSPad editor (x64)
The Developer’s Text Editor for Microsoft Windows
- Lingma
Fully integrated with the AI coding assistant, enjoy efficient and intelligent programming with an out-of-the-box experience without installing any plugins.
- SUMO Extra
Eclipse SUMO is an open source, highly portable, microscopic and continuous traffic simulation package designed to handle large networks. The Extra package contains also video recording and 3D GUI.
- Sublime Text 4 (Dev)
Sublime is a sophisticated cross-platform text editor for code, markup and prose.
- CodeBuddy
Tencent Cloud Code Assistant
- Altova Authentic 2025 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova MissionKit 2025 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2025 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova XMLSpy 2025 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2025 Professional Edition
JSON and XML Editor
- Python 3.0
Python is a programming language that lets you work more quickly and integrate your systems more effectively.
- Wing
The full-featured Python IDE for professional developers
- Qoder
Agentic Coding Platform for Real Software
- Qoder IDE
Agentic Coding Platform for Real Software
- Altova Authentic 2023 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova Authentic 2024 Enterprise Edition
XML content authoring tool and document editor for non-technical users
- Altova MissionKit 2023 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2023 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2024 Enterprise Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova MissionKit 2024 Professional Edition
Suite of XML, JSON, and SQL tools including XMLSpy & MapForce
- Altova XMLSpy 2023 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2023 Professional Edition
JSON and XML Editor
- Altova XMLSpy 2024 Enterprise Edition
JSON and XML Editor
- Altova XMLSpy 2024 Professional Edition
JSON and XML Editor
- EverEdit
Professional Text & Source Editor
- Haystack Editor
Navigate and refactor your code with ease
- Kate (AppX / Portable)
Advanced text editor.
- Text Editor Pro
Powerful text editing tool
- PearAI
The AI Code Editor for Your Next Project.
- CodeBuddy CN
Tencent Cloud Code Assistant CodeBuddy, an AI-powered coding IDE.
Related guide: Change the default app for a file type in Windows