Code Line has released Art Director’s Toolkit 4, a major update to its software that combines several utilities tailored for graphic designers and creative professionals. Version 4 has been completely rebuilt from the ground up for Mac OS X. The new version offers many new features and enhancements, such as a compound screen ruler, on-the-fly unit conversion and the ability to browse font families using the keyboard. Art Director’s Toolkit 4 is available at an introductory price of US$29.95. Registered users of ADT 1.x-3.x can purchase an upgrade for $14.95. A 15-use demo version is also available.