Over the past few years, I developed several free tools (listed below) to help engineers and researchers.
Google Topography Query for Geo-Engineers
A Free Finite element Program for Geo-Engineers
Online Program to Import UDEC Geometry from DXF
Free Software to Create 3D Mesh for FLAC3D
Online Rock Mass Strength based on Generalized Hoek-Brown
Online Rock Wedge Slope Analysis
Online Tunnel Support Analysis