The setup program used to download, install, and upgrade Cygwin and its internal packages.
Publisher’s description
What is Cygwin Setup?
Cygwin Setup is an open-source terminals & cli tool program for Windows from Cygwin Authors.
Installation and requirements
Official installers exist for 64-bit and 32-bit as Portable. The main installer is 1.6 MB. It runs without installation (portable).
Updates and version history
The current version is 2.937, released on February 28, 2026. 4 versions are listed since May 27, 2025, each with links to its own installer files.
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Portable: runs without installation
- Small download (1.6 MB)
Cons
- No native ARM64 build
In short: Cygwin Setup is an open-source terminals & cli tool tool for 64-bit and 32-bit PCs.
Is Cygwin Setup safe to download?
- The file is served by cygwin.com; 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:
2C9F2FB56E1FB687B5D9680AFA8F8B06E6214F0E483096AF0EAE1946431226C5· 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 4 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 2.937Latest | February 28, 2026 | 1.6 MB | 32-bit Portable64-bit Portable |
| 2.936 | February 14, 2026 | — | 32-bit Portable64-bit Portable |
| 2.935 | November 24, 2025 | — | 64-bit Portable32-bit Portable |
| 2.934 | May 27, 2025 | — | 64-bit Portable32-bit Portable |
Install from the command line
Silent install ›winget install --id Cygwin.CygwinSetup -eProgram files (.exe): cygwinsetup.exe, cygwinsetup86.exe
Related guide: How to use winget: install and update apps
Information
- Publisher
- Cygwin Authors
- Category
- Terminals & CLI tools
- Licence
- GNU Lesser General Public License v3
- Price
- Free
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, 32-bit
- Installer
- Portable
- Version
- 2.937
- Released
- February 28, 2026
- Added to the catalogue
- May 27, 2025
- Versions listed
- 4
- winget ID
- Cygwin.CygwinSetup
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is Cygwin Setup free?
Yes. Cygwin Setup is open-source software under the GNU Lesser General Public License v3 licence.
Is Cygwin Setup safe to download?
The download comes from cygwin.com; 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 Cygwin Setup 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.
Does Cygwin Setup 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.
Where can I download an older version of Cygwin Setup?
The versions page lists all 4 versions with links to their official installer files, back to May 27, 2025.
Can I use Cygwin Setup without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to Cygwin Setup?
PowerShell, Oh My Posh, fzf, QPDF and Alacritty. The alternatives page compares them.
