L3DT Pro 16.05 Large 3D Terrain Generator | 38 MB L3DT is a Windows application...
As a sweeping and perhaps wildly over-simplistic generalization, programs that generate 3D terrain fall into two classes:
Those that generate the entire map algorithmically, based on a few user-defined settings like fractal persistence, number of perlin octaves, etcetera, and;
Those with which the user builds the terrain by hand, using...