An extremely fast Python type checker and language server, written in Rust.
Publisher’s description
What is ty?
ty by Astral Software Inc. is open-source Windows software in the languages & sdks category. It is written in Python.
Installation and requirements
The publisher provides Portable installers for 64-bit, ARM64 and 32-bit Windows. It runs without installation (portable).
Updates and version history
The current version is 0.0.87, released on October 13, 2026. The version history goes back to May 14, 2025: 116 releases, all linked to the official files. That is about 82 releases a year. The last update is less than a month old.
Popularity and file types
The source code on GitHub (astral-sh/ty) has 19,907 stars. Similar programs include Go Programming Language, LLVM and Deno.
Project description on GitHub: “An extremely fast Python type checker and language server, written in Rust.”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Native ARM64 build for Windows on Arm
- Portable: runs without installation
- Frequent updates (about 82 a year)
- Large user base
In short: ty is an open-source languages & sdk tool for 64-bit, ARM64 and 32-bit PCs. It is actively maintained.
Is ty safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
06B6AB89AFB4C5BE2CA5119A24770A1C5A6169DF77C2BC218845E1D7C85D2AC4· Open the VirusTotal report for this hash - The link has not been checked yet
- 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 116 versions ›116 versions over 1 year · about 82 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 0.0.87Latest | October 13, 2026 | — | 32-bit ZIP64-bit ZIPARM64 ZIP |
| 0.0.86 | October 9, 2026 | — | 64-bit ZIPARM64 ZIP32-bit ZIP |
| 0.0.85 | October 6, 2026 | — | 64-bit ZIP32-bit ZIPARM64 ZIP |
| 0.0.84 | September 24, 2026 | — | 64-bit ZIP32-bit ZIPARM64 ZIP |
| 0.0.83 | September 21, 2026 | — | ARM64 ZIP64-bit ZIP32-bit ZIP |
| 0.0.82 | September 17, 2026 | — | 32-bit ZIP64-bit ZIPARM64 ZIP |
| 0.0.81 | September 15, 2026 | — | ARM64 ZIP32-bit ZIP64-bit ZIP |
| 0.0.80 | September 9, 2026 | — | ARM64 ZIP64-bit ZIP32-bit ZIP |
Install from the command line
Silent install ›winget install --id astral-sh.ty -eProgram files (.exe): ty.exe
Related guide: How to use winget: install and update apps
Information
- Publisher
- Astral Software Inc.
- Category
- Languages & SDKs
- Licence
- MIT
- Price
- Free
- Source code
- github.com/astral-sh/ty
- Written in
- Python
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64, 32-bit
- Installer
- Portable
- Version
- 0.0.87
- Released
- October 13, 2026
- Added to the catalogue
- May 20, 2025
- Versions listed
- 116
- Updates / year
- 82
- GitHub stars
- 19,907
- GitHub forks
- 342
- Website
- github.com
- winget ID
- astral-sh.ty
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is ty free?
Yes. ty is open-source software under the MIT licence.
Is ty safe to download?
The download comes from github.com, which belongs to the publisher; 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 ty 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 ty run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of ty?
The versions page lists all 116 versions with links to their official installer files, back to May 14, 2025.
Can I use ty without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to ty?
Go Programming Language, LLVM, Deno, CMake and Yarn. The alternatives page compares them.
