Open Source Software

• Canopy Height Model (CHM) Viewer
  A browser-based tool for interactive 3D visualization of canopy height models (CHM), built entirely in JavaScript
  – Demo (with NSF Neon Data)
  – Download (GitHub)

• treetop-r
  R functions for extracting forest information from lidar-derived canopy height models (CHMs). Based on carlos-alberto-silva/weblidar-treetop, the scripts have been refactored into standalone, modular functions suited for automated or batch processing.
  – Download (GitHub)
  
  
• lidar-canopy-metrics-r
  R-based script for processing lidar point cloud data, generating and visualizing Digital Surface Model (DSM) and Digital Terrain Model (DTM), and extracting forest canopy metrics based on the lidR package.
  – Download (Github)
  
  
• multi-temporal-lidar-forestry
  This repository contains reproducible workflows written as R scripts (using the lidR package) & Jupyter notebooks for retrieving, processing, and analyzing multi-temporal lidar data to detect changes in forest canopies.
  – Download (Github)
  – Blog Post

Application Programming Interfaces (APIs)

OpenForest4D’s REST APIs are documented using the OpenAPI specification and available via Swagger for visualizing and testing via the browser.