Source: Nate's QGIS Tutorial
Datasets are be available in various file formats. To maintain workflow and archival consistency, conversion to the following standardized formats is recommended:
Categorical / Numerical Data
The following utilities are critical for a spatial visualization workflow, assisting with programmatic operations on geospatial raster and vector datasets.
- GDAL Utilities. Geospatial Data Abstraction Library is a translator library for raster and vector geospatial data formats
- GDAL ogr2ogr. Converts simple features data between file formats.
- Osmosis, osmconvert, and osmfilter. Tools to process, convert, and filter files in the Open Street Map (OSM) data format.
- jq. A popular command-line JSON processor to work with files in the GeoJSON data format.