The software is Gold Certified for use with Oracle Applications 11.5.3 when used with Microsoft Internet Explorer 5.0 to access the client. The current implementation of MRJ, 2.2.x, is compatible with Sun’s Java development kit version 1.1.8.Īpple notes that the new version of MRJ is an update that addresses several problems affecting caching, network behavior, and users of 2-byte international systems. Mac OS Runtime for Java (MRJ) provides Mac users with the ability to run applets and full applications written in Java. As MacCentral went to press with this article, a separate installer was not available through download on Apple’s Software Downloads Web site. The new version, 2.2.5, can be downloaded and installed through the control panel. Mac OS 9’s Software Update control panel software notes that there’s a new version of Mac OS Runtime for Java in distribution.