A new language that puts academic language features to work.
Publisher’s description
What is Grain?
Grain by Grain is open-source Windows software in the languages & sdks category. It is written in Reason.
Installation and requirements
The publisher provides Portable installers for 64-bit Windows. It runs without installation (portable).
Updates and version history
The current version is 0.7.2, released on February 8, 2026. The version history goes back to August 12, 2024: 4 releases, all linked to the official files. That is about 2.7 releases a year.
Popularity and file types
The source code on GitHub (grain-lang/grain) has 3,469 stars. Similar programs include Go Programming Language, LLVM and CMake.
Project description on GitHub: “The Grain compiler toolchain and CLI. Home of the modern web staple. 🌾”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Portable: runs without installation
Cons
- No native ARM64 build
In short: Grain is an open-source languages & sdk tool for 64-bit PCs.
Is Grain 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:
E7B57DBE184827BB12194C74462E2C1B40FD6D043EB4B2053A039D966C3ED538· 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
Security practices (OpenSSF Scorecard)
Automated checks of the grain-lang/grain repository on GitHub by the Open Source Security Foundation, last run on October 26, 2026.
- Code review10
- Actively maintained10
- No dangerous workflows10
- Licence declared10
- Published packages10
- No binaries in the repository8
- Pinned dependencies5
- Restricted token permissions0
- OpenSSF Best Practices badge0
- Fuzzing0
- Signed releases0
- Security policy0
- Static code analysis0
The score rates how the project is developed and released, not whether the program is safe to install. scorecard.dev
Recent versions
All 4 versions ›4 versions over 1 year · about 2.7 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 0.7.2Latest | February 8, 2026 | — | 64-bit Portable |
| 0.7.1 | July 1, 2025 | — | 64-bit Portable |
| 0.7.0 | April 27, 2025 | — | 64-bit Portable |
| 0.6.6 | August 12, 2024 | — | 64-bit Portable |
Install from the command line
Silent install ›winget install --id Grain.Grain -escoop install extras/grainProgram files (.exe): grain.exe
Related guide: How to use winget: install and update apps
Information
- Publisher
- Grain
- Category
- Languages & SDKs
- Licence
- LGPL-3.0
- Price
- Free
- Source code
- github.com/grain-lang/grain
- Written in
- Reason
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- Portable
- Version
- 0.7.2
- Released
- February 8, 2026
- Added to the catalogue
- December 16, 2024
- Versions listed
- 4
- Updates / year
- 2.7
- GitHub stars
- 3,469
- GitHub forks
- 125
- Website
- grain-lang.org
- winget ID
- Grain.Grain
- Scoop package
- extras/grain
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to Grain
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Frequently asked questions
Is Grain free?
Yes. Grain is open-source software under the LGPL-3.0 licence.
Is Grain 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 Grain 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 Grain run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Where can I download an older version of Grain?
The versions page lists all 4 versions with links to their official installer files, back to August 12, 2024.
Can I use Grain without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to Grain?
Go Programming Language, LLVM, CMake, Deno and Yarn. The alternatives page compares them.
