CS Odessa today announced the upcoming release of ConceptDraw 7.4, scheduled for general availability on October 16, 2007. The newest release of ConceptDraw 7 vector drawing and diagramming software package is designed to run on Apple newest Mac OS 10.5 Leopard. ConceptDraw 7.4 runs smoothly on Leopard and supports its Quick Look technology at the same time adding new Drawing Navigator feature. ConceptDraw 7.4 Professional is priced at US$299.