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== Software requirements ==


JOSM requires [http://www.java.com/en/download/ Java 6] runtime environment to be installed on your computer.

If you have only Java 5 and cannot update, there are older versions of JOSM available: Version [http://josm.openstreetmap.de/download/josm-snapshot-3377.jar 3377] and below runs with Java 5. Old versions of JOSM, including Mac and Windows installers, are available in the [http://josm.openstreetmap.de/download/ download archive].