Open source cave-surveying software package by Olly Betts.  Centrelines and surfaces, but not drawing.

Survex Web Site

Download from http://survex.com/


Therion can use Survex’s loop closure algorithm, if you want.

Survex’s viewer Aven is required to view Therion or Survex *.3d outputs.

Related Applications


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Last updated on April 30, 2020
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