# GMT Supplemental Online Man Pages

These man pages are html-versions of the Unix man pages for the GMT supplemental programs, grouped by package. Note that only the packages actually installed on your system will be accessible.

### The CPS package

- cps Encoding/Decoding of Complete PostScript files

### The DBASE package

- grdraster Extraction of gridfiles from databases

### The IMGSRC package

- img2mercgrd Extracting data from Sandwell/Smith altimetry solutions

### The MECA package

- pscoupe Plot seismic moment tensor and/or double couples on a cross-section
- psmeca Plot seismic moment tensor and/or double couples on maps
- pspolar Plot polarities on the lower half-sphere
- psvelo Plot velocity ellipses, strain crosses, or strain wedges on maps

### The MGG package

- binlegs Maintain shiptrack index files database
- dat2gmt Convert ASCII listing to .gmt file
- gmt2bin Create bin-index files from .gmt files
- gmt2dat Write .gmt file as ASCII listing
- gmtinfo Report statistics of .gmt files
- gmtlegs Find all ship tracks in given area
- gmtlist Extract data from .gmt files
- gmtpath Find actual path to .gmt files
- gmttrack Plot ship tracks on maps
- mgd77togmt Convert MGD-77 files to .gmt format

### The MISC package

- makepattern Make GMT color pattern from b/w pattern
- psmegaplot Make poster-size plot using tiling

### The SPOTTER package

- backtracker Forward and backward flowlines or hotspot tracks
- hotspotter Make CVA grids by convolving flowlines and seamount shapes

### The X2SYS package

- x2sys_cross Track intersection (Crossover) detector
- x2sys_datalist Generic data extractor for ASCII and binary track data

Return to GMT Online Services page.