$ luarocks install --server=https://luarocks.org/manifests/geoffleyland <name>Modules
- Checks function arguments against specifications parsed from comments
 - CSV and other delimited file reading
 - Read DBF files
 - 2D Geometry
 - Binary and skew heaps
 - n-dimensional kdtree spatial index supporting boxes as well as points
 - Traces Lua execution for profiling and coverage analysis
 - Simple memory-mapped files
 - Yet another database connectivity tool
 - A simple (too simple?) binding to proj.4
 - OSM XML and PBF file reading through readosm
 - Read ESRI shapefiles