CS Odessa today announced the release of ConceptDraw 5.2, a new version of its flowcharting and diagramming application for Mac OS X and Windows. This update is free to all registered ConceptDraw V users and features improved and enhanced XML for Visio import, which now provides the full support of well-formed Visio XML documents and offers the efficient communication with Visio users. The update also increases program’s performance and fixes a number of known problems.