https://opentopography.org/ Opentopography.org
https://usgs.entwine.io/ USGS EPT server
https://prd-tnm.s3.amazonaws.com/LidarExplorer/index.html#/ USGS Lidar Explorer
https://coast.noaa.gov/dataviewer/#/lidar/search/ NOAA Office of Coastal Management Lidar access portal
https://cyverse.org/ NSF computing education program that offers access to a variety of computing resources
https://osgeo.github.io/OSGeoLive-doc/en/quickstart/virtualization_quickstart.html This is where you can find several versions of the OSGEO build. You can get it as a virtual machine or as a live lubuntu image for a DVD or Usb drive
https://pdal.io/quickstart.html PDAL.io is the page for the pdal project with a variety of documentation
https://datacarpentry.org/lessons/#geospatial-curriculum Data carpentry intro to geospatial curriculum
https://datacarpentry.org/r-intro-geospatial/01-rstudio-intro/index.html Carpentries Rstudio introduction
https://www.neonscience.org/resources/learning-hub/tutorials/packages-r Neon intro to R
https://www.neonscience.org/resources/learning-hub/tutorials/structural-diversity-discrete-return Neon Forest structural diversity workshop
https://jean-romain.github.io/lidRbook/index.html This is the notebook for the LidR module. You can run through the whole thing. Documentation output and code are all on the same page.
https://media.ccc.de/v/bucharest-267-exploiting-pdal-entwine-in-the-wild Adam Steers rundown on using PDAL to query ept files from the at the last FOSS4G conference