This tool is the “swiss-army knife” of LiDAR file processing. It can convert, filter, transform, subset, repair, scale, translate, zero, clamp, compress, initialize, … LAS or LAZ files in numerous ways. This tool is 100% open source LGPL. For more details see the README file.Continue Reading


Get an overview about not all but the most popular LAStools with this 2 PDF files. A table with all products and a short description you find here. Below a listing of all tools one by one.Continue Reading

ArcGIS LAStools toolbox for LiDAR processing In recent days more and more users are discovering the LAStools toolbox that adds powerful LiDAR processing capabilities to ArcGIS versions 9.3, 10.0, 10.2, and 10.2 allowing you to exploit your LiDAR data in the most sophisticated manner through the familiar toolbox interface (see imagesContinue Reading

Extracts the points from the E57 format and stores them as LAS/LAZ files. This tool reads LiDAR in the E57 format from a *.e57 file and converts it to either standard LAS, compressed LAZ, or simple ASCII TXT. By default all scans contained in the E57 file are merged intoContinue Reading

Creates a LiDAR portal for 3D visualization (and optionally also for downloading) of LAS and LAZ files in any modern Web browser using the WebGL Potree from Markus Schuetz. See README file for more information.Continue Reading

This is a tool for bare-earth extraction: it classifies LIDAR points into ground points (class = 2) and non-ground points(class = 1). This is a totally redesigned version of lasground that handles complicated terrain much better where there are steep mountains nearby urban areas with many buildings. You can useContinue Reading

Spatial indexing of LiDAR data. Salzburg is a beautiful city in December. The European LiDAR Mapping Forum coincided with the days when the “Krampus” (= “Christmas monsters”) are roaming the Christmas markets in the old town to scare children and adults alike. One gave me a painful whipping in the legsContinue Reading

A simple open source tool with LGPL 2.1 license to validate whether a single or a folder of LAS or LAZ files conform to the LAS specification of the ASPRS. If something goes wrong during your LiDAR processing with LAStools it is good to run a lasvalidate check before asking a question in the LAStools userContinue Reading

This handy tool converts from points from bloated ASCII to binary LAS or compressed LAZ file. When you send us a support request for this tool please include a few lines (around 20 to 50) of your ASCII text representation as well the command lines (aka parse strings) that youContinue Reading