VG4D Viewer

Virtual Geomatics' free, easy-to-use, 3D, fully interactive, LiDAR viewing tool. View very large datasets (whole counties) turning on and off classes, TIN on-the-fly capability and intuitive 3D rotation allows users to view the data from any angle.
Main features:
-Powerful and easy-to-use 3D data viewer
-Rapidly visualize point cloud data for display
-Profile / cross-section view
-One-button classification visualization
-Visualization modes include:
- Shaded relief
- Elevation
- Return
- Intensity shading
- Color by classification
- Color by flight line
- Pseudo contours
- LSF - LiDAR Spectral Fusion
-Intuitive 3D rotation
- Panning
- Zoom
- Vertical exaggeration
- Azimuth
-On-the-fly TIN rendering
-On-the-fly 3D contour visualization
-GPS time, coordinate, return, intensity and filename readout by cursor location
-Stand-alone; no 3rd party software required
-Save high resolution screen shots