Download of logisim-macosx-2.5.1.tar.gz (logisim-macosx-2.5.1.tar.gz ( external link: SF.net): 3,749,344 bytes) will begin shortly. If not so, click link on the left.
An educational tool for designing and simulating digital logic circuits, featuring a simple-to-learn interface, hierarchical circuits, wire bundles, and a large component library. As a Java application, it can run on many platforms.
