Compiler for Kaitai Struct, a declarative language used to describe various binary data structures, laid out in files or in memory: i.e. binary file formats, network stream packet formats, etc.
Publisher’s description
What is Kaitai Struct compiler?
Kaitai Struct compiler is an open-source languages & sdk program for Windows from Kaitai Project. It is written in Scala.
Installation and requirements
Official installers exist for 32-bit as MSI. The installer supports unattended (silent) installation. An MSI package is available for deployment with Group Policy, Intune or Configuration Manager.
Updates and version history
The current version is 0.11, released on September 7, 2025. 3 versions are listed since August 13, 2021, each with links to its own installer files. That is about 0.7 releases a year. The last update is more than a year old.
Popularity and file types
The source code on GitHub (kaitai-io/kaitai_struct_compiler) has 667 stars. Similar programs include Go Programming Language, LLVM and CMake.
Project description on GitHub: “Kaitai Struct: compiler to translate .ksy => .cpp / .cs / .dot / .go / .java / .js / .lua / .nim / .php / .pm / .py / .rb / .rs”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- MSI package for managed deployment
- Documented silent install
Cons
- No native ARM64 build
- 32-bit only
- No update for more than a year
In short: Kaitai Struct compiler is an open-source languages & sdk tool for 32-bit PCs. Updates have slowed down. Administrators can deploy it unattended.
Is Kaitai Struct compiler 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:
8D97B15342CB7E85C357A66BD858A8765A66D250C30C90A9C7EAAE5E61F98F6E· 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 kaitai-io/kaitai_struct_compiler repository on GitHub by the Open Source Security Foundation, last run on October 19, 2026.
- No dangerous workflows10
- Restricted token permissions10
- No binaries in the repository10
- Licence declared10
- Published packages10
- Branch protection3
- Code review0
- Actively maintained0
- Pinned dependencies0
- 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 3 versions ›3 versions over 4 years · about 0.7 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 0.11Latest | September 7, 2025 | — | 32-bit MSI |
| 0.10 | July 8, 2022 | — | 32-bit MSI |
| 0.9 | August 13, 2021 | — | 32-bit MSI |
Install from the command line
Silent install ›winget install --id Kaitai.StructCompiler -emsiexec /i kaitai-struct-compiler-0.11.msi /qn /norestartmsiexec /x {DDCF06BC-FD48-434B-93DB-1E97BA8D13A7} /qn /norestartRelated guide: How to use winget: install and update apps
Also for other systems
brew install kaitai-struct-compilerInformation
- Publisher
- Kaitai Project
- Category
- Languages & SDKs
- Licence
- GNU General Public License, Version 3
- Price
- Free
- Source code
- github.com/kaitai-io/kaitai_struct_compiler
- Written in
- Scala
- Requires
- Windows 11 / 10
- Architecture
- 32-bit
- Installer
- MSI
- Version
- 0.11
- Released
- September 7, 2025
- Added to the catalogue
- August 13, 2021
- Versions listed
- 3
- Updates / year
- 0.7
- GitHub stars
- 667
- GitHub forks
- 186
- Website
- kaitai.io
- winget ID
- Kaitai.StructCompiler
- MSI product code
- {DDCF06BC-FD48-434B-93DB-1E97BA8D13A7}
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to Kaitai Struct compiler
See all ›-
Go Programming Language1.27.0An open source programming language that makes it simple to build secure, scalable systems.Open source2.1M ↓ -
Open source2.8M ↓ -
Open source3.7M ↓ -
Open source249.7K ↓ -
Yarn1.22.22Yarn is a package manager that doubles down as project manager. Whether you work on one-shot projects or large monorepos, as a hobbyist or an enterprise user, we've got you covered.Open source1.9M ↓ -
Ccache4.14.1Ccache is a compiler cache. It speeds up recompilation by caching previous compilations and detecting when the same compilation is being done again.Open source2.2M ↓ -
Open source263.6K ↓ -
Open source1.4M ↓
Frequently asked questions
Is Kaitai Struct compiler free?
Yes. Kaitai Struct compiler is open-source software under the GNU General Public License, Version 3 licence.
Is Kaitai Struct compiler 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 Kaitai Struct compiler 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 Kaitai Struct compiler be installed silently?
Yes. The silent install page lists the exact command for each installer, including msiexec for the MSI package.
Does Kaitai Struct compiler run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 32-bit version through emulation.
Where can I download an older version of Kaitai Struct compiler?
The versions page lists all 3 versions with links to their official installer files, back to August 13, 2021.
What are alternatives to Kaitai Struct compiler?
Go Programming Language, LLVM, CMake, Deno and Yarn. The alternatives page compares them.
