Boolean dynamesh modeling


 * Inset Chamfer for 3ds Max
 * Polyhertz's 3dsMax script - 'Quick High-Poly' for 3ds Max
 * Proboolean + Dynamesh hardsurface workflow tutorial for 3ds Max
 * CreasePlus for Maya
 * ShapeShifter in ADN Modeling Tools for Maya. See also MAYA Surface-Based Asset Generation Polycount Forum thread.