(1) goto "./nativelib/" directory and build it (2) build this directory (3) expand your class path to include all jar files of an office installation (means all files in path "/program/classes") (4) goto "api//class" (5) copy from an existing java installation the runtime library "jawt" (e.g. jawt.dll for windows) into this directory (6) copy "api//bin/nativelib.dll" (for windows) to "api//class" (7) start an office : "soffice --accept=socket,host=localhost,port=2083;urp;" (8) goto "api//class" and start java applet: "java -jar desktop.jar"