Kaffe

Kaffe is a clean room implementation of the Java virtual machine, plus the associated class libraries needed to provide a Java runtime environment.

Free software · kaffe.org

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What Kaffe’s own pages say

What it says it doesKaffe is a clean room implementation of the Java virtual machine, plus the associated class libraries needed to provide a Java runtime environment. kaffe.org
Open sourceYes kaffe.org
Licenselicensed under the terms of the GNU General Public License kaffe.org

Each value is a quote AirStack found on the product’s own pages, read 2026-11-04. A missing field means AirStack has not found it on its pages.