4D has updated the 4th Dimension RAD/RDBMS environment to version 2003.3. It sports new networking protocol enhancements, as well as bug fixes. Compatible with Mac OS X (10.2 and higher) and Mac OS 9.2.1, the 4th Dimension RAD/RDBMS environment is available in a variety of pricing structures and upgrade options; see the 4D Web site for details.