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Alloy 4 is a self-contained executable, which includes the Kodkod model finder and a variety of SAT solvers, as well as the standard Alloy library and a collection of tutorial examples. The same jar file can be incorporated into other applications to use Alloy as an API, and includes the source code. See the release notes for details of new features. To execute, simply double-click on the jar file, or type java -jar alloy4.jar in a console.

Experimental Versions

Latest build (notes)
Alloy 4.2_2014-05-16:  jar (platform independent), dmg (OS X)

Stable Releases

alloy4.2.jar
Alloy 4.2 (platform independent). Requires Java 6.
alloy4.2.dmg
Alloy 4.2 (for OS X). Requires Java 6.
alloy4.jar
Alloy 4.1 (platform independent). Requires Java 5.
alloy4.dmg
Alloy 4.1 (for OS X). Requires Java 5.

Previous Releases

Older versions are available here.