Documentation

Browse through the different sections below to learn about the various modules, utilities, and features available.

Complete reference for all GMT plotting and processing modules like plot, coast, grdimage, and more.

Essential data types: GMTgrid, GMTimage, GMTdataset, GMTcpt, GMTps, and GMTfv with complete field descriptions.

High-level plotting functions and data access utilities: earthregions, pcolor, quiver, weather data, and geophysical tools.

Geospatial data processing functions using GDAL/OGR for format conversion, projections, and geometric operations.

Functions for creating and manipulating 3D geometric solids, platonic shapes, and mesh structures.

Image processing functions including morphological operations, filtering, segmentation, and color space conversions.

Learn about colors, pens, fonts, symbols, and other features used across GMT functions.

Complete alphabetical listing of all 308 documented functions with quick links and category information.