Wassette: A security-oriented runtime that runs WebAssembly Components via MCP
Wassette: A security-oriented runtime that runs WebAssembly Components via MCP
Why Wassette?
| Publisher | Microsoft Corporation |
|---|---|
| Version | 0.4.0 |
| Release date | 2026-02-04 |
| License | MIT |
| Installer type | zip |
| Architecture | x64, arm64 |
| Package ID | Microsoft.Wassette |
| Dependencies | Microsoft.VCRedist.2015+.x64 |
winget install --id=Microsoft.Wassette -ewinget upgrade --id=Microsoft.Wassette -ewinget uninstall --id=Microsoft.Wassette -eYes. Wassette is free and open-source software released under the MIT license.
The latest version is 0.4.0, released on Feb 4, 2026.
The download button links to the official installer published on github.com, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with f6a5f18f61b313c5dd2c7fef0a2863b1df02522da3eba855ecbebe9e8e600206.
Wassette runs on Windows and is available for 64-bit (x64), ARM64 systems.
Open Settings › Apps › Installed apps, find Wassette and select Uninstall. From the command line, run winget uninstall --id=Microsoft.Wassette -e.
Yes. Wassette is available as a portable ZIP archive (wassette_0.4.0_windows_amd64.zip, 64-bit (x64)) that runs without installation. Copy it to any folder or USB drive and run it from there.
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