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    20 repositories

    • OT_BulkAccess_COGs

      Public
      OpenTopography has recently converted its entire global dataset collection to COGs. This notebook example highlights the power of Cloud Optimized GeoTIFFs (COGs…
      jupyter
      jupyter
      Jupyter Notebook
      •
      BSD 3-Clause "New" or "Revised" License
      •5•44•0•0•Updated Apr 7, 2026Apr 7, 2026

    • OT_3DEP_Workflows

      Public
      Jupyter Notebook-based workflows for programmatically accessing, processing, and visualizing 3D Elevation Program (3DEP) lidar data
      digital-elevation-modellidarusgs-data
      digital-elevation-modellidarusgs-datalidar-point-cloud3dep
      Jupyter Notebook
      •
      GNU General Public License v3.0
      •29•85•3•1•Updated Apr 7, 2026Apr 7, 2026

    • Data_Catalog_Spatial_Boundaries

      Public
      Spatial boundaries of OpenTopography datasets in GeoJSON format
      GNU General Public License v3.0
      •11•13•0•0•Updated Mar 30, 2026Mar 30, 2026

    • topo-change-uncertainty

      Public
      Open Source Python package for quantifying spatially correlated uncertainty in lidar topographic change detection. It decomposes vertical differencing error int…
      geospatialjupyter-notebookuncertainty-quantification
      geospatialjupyter-notebookuncertainty-quantificationlidar-point-cloudtopographic-change
      Python
      •
      MIT License
      •1•2•0•0•Updated Mar 2, 2026Mar 2, 2026

    • STAC-Examples

      Public
      Example Notebooks for Accessing OpenTopography's SpatioTemporal Asset Catalog (STAC)
      rasterlidartopography
      rasterlidartopographygeospatial-analysisnotebook-jupyterstac
      Jupyter Notebook
      •
      BSD 3-Clause "New" or "Revised" License
      •1•0•0•0•Updated Nov 24, 2025Nov 24, 2025

    • OT_Tile_Index_Search

      Public
      This repository contains a Jupyter notebook that demonstrates how to use OpenTopography tile indexes to programmatically find and download lidar data for specif…
      Jupyter Notebook
      •
      BSD 2-Clause "Simplified" License
      •2•3•0•0•Updated Sep 29, 2025Sep 29, 2025

    • 3D_ICP_Differencing

      Public
      This repository provides tools for on-demand 3D topographic change detection using a windowed iterative closest point (ICP) algorithm. It calculates displacemen…
      lidarlidar-point-cloud
      lidarlidar-point-cloud
      Python
      •
      Other
      •11•23•0•0•Updated Sep 22, 2025Sep 22, 2025

    • RiverREM

      Public
      Make river relative elevation models (REM) and REM visualizations from an input digital elevation model (DEM).
      visualizationdigital-elevation-modellidar
      visualizationdigital-elevation-modellidar
      Python
      •
      GNU General Public License v3.0
      •45•240•1•0•Updated May 16, 2025May 16, 2025

    • RGR-pdal-topo

      Public
      Notebooks analyze Rio Grande Rift fault scarps and alluvial fans. Process 3DEP point clouds from AWS into DEMs and elevation profiles with pdal/gdal based modul…
      Jupyter Notebook
      •
      GNU General Public License v3.0
      •1•0•0•0•Updated May 10, 2025May 10, 2025

    • Segment_Anything_Model_Topography

      Public
      Segment Anything Model for Topography Data
      artificial-intelligencetopographysegment-anything
      artificial-intelligencetopographysegment-anything
      Jupyter Notebook
      •
      MIT License
      •2•5•0•0•Updated Apr 25, 2024Apr 25, 2024

    • Intro_to_PDAL

      Public
      Basic introduction to Point Data Abstraction Library (PDAL)
      tutoriallidarpointcloud
      tutoriallidarpointcloudtopography
      Jupyter Notebook
      •
      BSD 3-Clause "New" or "Revised" License
      •7•7•0•0•Updated May 15, 2023May 15, 2023

    • Visualize_Topography_Data_In_Matlab

      Public
      Matlab code to read and visualize point cloud and raster topography data.
      matlab-codesmatlab-script
      matlab-codesmatlab-script
      MATLAB
      •
      GNU General Public License v3.0
      •2•2•0•0•Updated Mar 16, 2023Mar 16, 2023

    • libicp

      Public
      OpenTopography fork of the C++ Library for Iterative Closest Point fitting. Updated by Chelsea Scott cpscott1@asu.edu - LASlib integration
      C++
      •54•3•0•0•Updated Jul 20, 2022Jul 20, 2022

    • PointCloud_to_STL

      Public
      This notebook uses a Voxel subsampling method for point cloud data thinning. After the point cloud has been thinned, triangulation is computed to create a mesh …
      meshlidar-point-cloud
      meshlidar-point-cloud
      Jupyter Notebook
      •
      BSD 3-Clause "New" or "Revised" License
      •5•22•1•0•Updated Jul 12, 2022Jul 12, 2022

    • RayShader

      Public
      Notebook created by OpenTopography highlighting RayShader for 2D & 3D topographic data visualizations.
      visualizationlidar
      visualizationlidar
      Jupyter Notebook
      •
      BSD 3-Clause "New" or "Revised" License
      •2•5•0•0•Updated Jul 12, 2022Jul 12, 2022

    • Opal-Toolkit

      Public
      Opal is a toolkit for that enables rapid deployment of scientific applications as Web services
      JavaScript
      •
      Other
      •5•12•1•0•Updated Jul 11, 2022Jul 11, 2022

    • Vertical_Differencing

      Public
      This repository contains tools and scripts for performing vertical differencing of high-resolution topographic data using GDAL. It enables calculation and visua…
      Perl
      •
      Other
      •7•13•0•0•Updated Jul 28, 2021Jul 28, 2021

    • Data_QA-QC

      Public
      Python
      •1•0•0•0•Updated Mar 25, 2021Mar 25, 2021

    • myHadoop

      Public
      myHadoop is a simple system for end-users to provision Hadoop instances on traditional supercomputing resources, without requiring any root privileges. Users ma…
      hadoop
      hadoop
      Shell
      •
      Other
      •1•4•0•0•Updated Mar 25, 2021Mar 25, 2021

    • points2grid

      Public
      Points2Grid is a robust and scalable tool for gridding LIDAR point cloud data to generate Digital Elevation Models (DEM). Points2Grid uses a local gridding meth…
      C++
      •
      Other
      •37•90•0•0•Updated Mar 25, 2021Mar 25, 2021
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