# GRASS 5.0 Command Index

## Contents

- d.3d Displays three-dimensional images based on raster map layers
- d.area Obtains area/perimeter information on vector polygons.
- d.ask Prompts the user to select a GRASS data base file from among files displayed in a menu on the graphics monitor.
- d.barscale Displays a barscale on GRASS monitor.
- db.columns
- db.connect Connect to the database through DBMI.
- db.createdb Create an empty database.
- db.databases List all databases for a given driver.
- db.describe Describe a table (in detail).
- db.drivers List all installed DBMI drivers.
- db.dropdb Remove a database.
- db.droptable Remove a table from database.
- db.execute Execute any SQL statement.
- db.select Select data from database.
- db.tables List all tables for a given database.
- d.colorlist Output a list of all available display colors with a configurable separator (default is comma).
- d.colormode Allows the user to establish whether a map will be displayed using its own color table or the fixed color table of the graphics monitor.
- d.colortable To display the color table associated with a raster map layer.
- d.db Displays sites from DB table in the active graphics monitor.
- d.erase Erase the contents of the active display frame with user defined color
- d.extend Set window region from currently displayed raster, vector and sites maps with largest map region.
- d.fix.ortho Shifts raster map to position specified by mouse
- d.font Selects the font in which text will be displayed on the user's graphics monitor.
- d.frame Manages display frames on the user's graphics monitor.
- d.geodesic Displays a geodesic line, tracing the shortest distance between two geographic points along a great circle, in a longitude/latitude data set.
- d.graph Program for generating and displaying simple graphics to the graphics display monitor.
- d.grid Overlays a user-specified grid in the active display frame on the graphics monitor.
- d.histogram Displays a histogram in the form of a pie or bar chart for a user-specified raster file.
- d.his Produces and displays a raster map layer combining hue, intensity, and saturation (his) values from user-specified input raster map layers.
- d.icons Displays points, as icons, at user-defined locations in the active display frame on the graphics monitor.
- d.label Creates and displays text labels in the active display frame on the graphics monitor.
- d.legend Displays a legend for a raster map layer in the active frame on the graphics monitor.
- d.linegraph Generates and displays simple line graphs in the active graphics monitor display frame.
- d.mapgraph Generates and displays simple graphics on map layers drawn in the active graphics monitor display frame.
- d.measure Measures the lengths and areas of features drawn by the user in the active display frame on the graphics monitor.
- d.menu Creates and displays a menu within the active frame on the graphics monitor.
- d.mon To establish and control use of a graphics display monitor.
- d.paint.labels Displays text labels formatted for use with GRASS paint (p.labels, p.map) output to the active frame on the graphics monitor.
- d.points Displays point graphics in the active frame on the graphics display monitor.
- d.profile Interactive profile plotting utility with optional output.
- d.rast.arrow Draws arrows representing cell aspect direction for a raster map layer.
- d.rast.num Overlays cell category values on a raster map layer displayed to the graphics monitor.
- d.rast Displays and overlays raster map layers in the active display frame on the graphics monitor.
- d.rgb Displays three user-specified raster map layers as red, green, and blue overlays in the active graphics frame.
- d.rhumbline Displays the rhumbline joining two user-specified points, in the active frame on the user's graphics monitor.
- d.scale Overlays a bar scale and north arrow for the current geographic region at a user-defined location in the active display frame.
- d.site.labels Interactively label sites using a string or double attribute value or the category value on the current graphics monitor.
- d.sites.qual Displays a subset of a sites list based on site attributes.
- d.sites Displays site markers in the active display frame on the graphics monitor.
- d.text Draws text in the active display frame on the graphics monitor.
- d.text.freetype Draws text in the active display frame on the graphics monitor using TrueType fonts.
- d.title Outputs a TITLE for a raster map layer in a form suitable for display by d.text.
- d.vect.cats Tool for viewing vector maps with labels.
- d.vect Displays GRASS vector data in the active frame on the graphics monitor.
- d.what.db View/edit attributes of selected DB site.
- d.where Identifies the geographic coordinates associated with point locations in the active frame on the graphics monitor.
- g.ask Prompts the user for the names of GRASS data base files.
- g.copy Copies available data files in the user's current mapset search path and location to the appropriate element directories under the user's current mapset.
- g.filename Prints GRASS data base file names.
- g.findfile Searches for GRASS data base files and sets variables for the shell.
- g.gisenv Outputs the user's current GRASS variable settings.
- g.list Lists available GRASS data base files of the user-specified data type to standard output.
- g.mapsets Modifies the user's current mapset search path, affecting the user's access to data existing under the other GRASS mapsets in the current location.
- g.region Program to manage the boundary definitions for the geographic region.
- g.remove Removes data base element files from the user's current mapset.
- g.rename To rename data base element files in the user's current mapset.
- g.tempfile Creates a temporary file and prints the file name.
- g.version Displays version and copyright information.
- i.cca Canonical components analysis (cca) program for image processing.
- i.cluster An imagery function that generates spectral signatures for land cover types in an image using a clustering algorithm. The resulting signature file is used as input for i.maxlik, to generate an unsupervised image classification.
- i.fft Fast Fourier Transform (FFT) for image processing.
- i.gensigset Generate statistics for i.smap from raster map layer.
- i.gensig Generates statistics for i.maxlik from raster map layer.
- i.grey.scale An imagery function that assigns a histogram contrast stretch grey scale color table to a raster map layer.
- i.his.rgb Hue-intensity-saturation (his) to red-green-blue (rgb) raster map color transformation function.
- i.ifft Inverse Fast Fourier Transform (ifft) for image processing.
- i.in.erdas Creates raster files from ERDAS files.
- i.maxlik An imagery function that classifies the cell spectral reflectances in imagery data based on the spectral signature information generated by either i.cluster, i.class, or i.gensig.
- i.out.erdas Creates ERDAS files from raster files.
- i.pca Principal components analysis (pca) program for image processing.
- i.rgb.his Red-green-blue (rgb) to hue-intensity-saturation (his) raster map color transformation function.
- i.rvi.prediction
- i.shape Performs spatial shape identification and classification
- i.smap An imagery function that performs contextual image classification using sequential maximum a posteriori (SMAP) estimation.
- i.tape.mss.h An imagery function that extracts header information from LANDSAT Multispectral Scanner (MSS) imagery data stored on half-inch tape.
- i.tape.tm.fast An imagery function that extracts Thematic Mapper (TM) imagery from tape media.
- i.texture Calculate textural features on a raster map
- i.zc Zero-crossing "edge detection" raster function for image processing.
- m.bsplit
- m.datum.shift Datum shift program. Return geographic coordinates based on a different datum that the one used to obtain the original coordinates.
- m.dem.examine Provides a terse description of USGS Digital Elevation Model (DEM) data files stored on 1/2-inch magnetic tape.
- m.dem.extract Extracts USGS Digital Elevation Model (DEM) data from 1/2-inch magnetic tape.
- m.dmaUSGSread Extracts digital terrain elevation data (DTED) produced by the Defense Mapping Agency (DMA) but supplied by the USGS (in a different tape format) on 1/2-inch magnetic tape.
- m.dted.examine Provides a terse description of level 1 and 2 digital terrain elevation data (DTED) files produced and distributed by the Defense Mapping Agency (DMA) on 1/2-inch magnetic tapes.
- m.dted.extract Extracts digital terrain elevation data (DTED - levels 1 and 2) produced and supplied by the Defense Mapping Agency (DMA) on 1/2-inch magnetic tapes.
- m.flip Flips elevation data extracted from systems that retrieve data by rows from south to north.
- m.gc2ll Converts geocentric to geographic coordinates.
- m.in.e00 Read an ESRI e00 file.
- m.ipf Iterative proportional fitting for error matrices.
- m.kappa Calculate error matrix and kappa parameter for accuracy assessment of classification result.
- m.ll2gc Converts geographic coordinates to geocentric coordinates.
- m.ll2u Converts geographic coordinates to Universal Transverse Mercator (UTM) coordinates.
- m.lulc.read Extracts Landuse/Landcover data in the ASCII Composite Theme Grid (CTG) data format distributed by the USGS in to a working file for m.lulc.USGS.
- m.qcalc Creates tables, performs conversions, and performs simple math calculations.
- m.region.ll Converts UTM coordinates falling within the current geographic region to geographic (latitude/longitude) coordinates.
- m.rot90 Rotates elevation data extracted by either m.dted.extract or m.dmaUSGSread.
- m.sdts.read Reads files in ISO 8211 (FIPS 123) format and dumps contents to screen and/or file.
- m.strip99s strips the no data, '99', areas out and replaces them with spaces (after raster import with r.in.miads)
- m.svfit Semivariogram model fitting.
- m.tiger.region Finds geographic region information for U.S. Census Bureau TIGER input data.
- m.u2ll Converts Universal Transverse Mercator (UTM) coordinates to geographic (latitude/longitude) coordinates.
- p.chart Prints the color chart of the currently selected printer.
- p.map.new Color map output utility.
- p.map Hardcopy color map output utility.
- p.ppm Reads portable pixmap (ppm) files created by PPM utilities.
- p.select Selects a device (printer) for GRASS hardcopy output.
- ps.icon Creates and modifies icons for use with ps.map.
- ps.map Hardcopy PostScript map output utility.
- ps.select Selects a PostScript device for GRASS hardcopy output.
- r.average Finds the average of values in a cover map within areas assigned the same category value in a user-specified base map.
- r.basins.fill Generates a raster map layer showing watershed subbasins.
- r.bilinear Bilinear interpolation utility for raster map layers.
- r.binfer Bayesian expert system development program.
- r.buffer Creates a raster map layer showing buffer zones surrounding cells that contain non-NULL category values.
- r.cats Prints category values and labels associated with user-specified raster map layers.
- r.circle Creates a raster map containing concentric rings around a given point.
- r.clump Recategorizes data in a raster map layer by grouping cells that form physically discrete areas into unique categories.
- r.cn Generates a SCS curve number map layer
- r.coin Tabulates the mutual occurrence (coincidence) of categories for two raster map layers.
- r.colors.paint
- r.colors Creates/Modifies the color table associated with a raster map layer.
- r.compress Compresses and decompresses raster files.
- r.contour Produces a GRASS binary vector map of specified contours from GRASS raster map layer.
- r.cost Outputs a raster map layer showing the cumulative cost of moving between different geographic locations on an input raster map layer whose cell category values represent cost.
- r.covar Outputs a covariance/correlation matrix for user-specified raster map layer(s).
- r.cross Creates a cross product of the category values from multiple raster map layers.
- r.describe Prints terse list of category values found in a raster map layer.
- r.distance Locates the closest points between objects in two raster maps.
- r.drain Traces a flow through an elevation model on a raster map layer.
- r.fill.dir Filters and generates a depressionless elevation map and a flow direction map from a given elevation layer
- r.flowmd construction of slope lines (flowlines), flowpath lengths and flowline densities from a raster digital elevation model using a modified multiple directions algorithm.
- r.flow Construction of slope curves (flowlines), flowpath lengths, and flowline densities (upslope areas) from a raster digital elevation model(DEM).
- r.grow Generates an output raster map layer with contiguous areas grown by one cell (pixel).
- r.hydro.CASC2D Fully integrated distributed cascaded 2D hydrologic modeling.
- r.in.arc Convert an ESRI ARC/INFO ascii raster file (GRID) into a (binary) raster map layer.
- r.in.ascii Convert an ASCII raster text file into a (binary) raster map layer.
- r.in.bin Import a binary raster file into a GRASS raster map layer.
- r.in.doq Import digitial orthophotographs into GRASS raster map
- r.in.dted Imports DTED I & DTED II into GRASS Lat-Lon location
- r.in.elas Import an ELAS raster file into a GRASS raster map.
- r.infer Outputs a raster map layer whose category values represent the application of user-specified criteria (rules statements) to other raster map layers' category values.
- r.info Outputs basic information about a user-specified raster map layer.
- r.in.gdal Import GDAL supported raster file into a binary raster map layer.
- r.in.gridatb Imports GRIDATB.FOR map file (TOPMODEL) into GRASS raster map
- r.in.ll Converts raster data referenced using latitude and longitude coordinates to a UTM-referenced map layer in GRASS raster format.
- r.in.miads Imports SCS MIADS format raster data into GRASS raster map layer
- r.in.png Import non-georeferenced PNG format Image into GRASS raster file.
- r.in.poly Create raster maps from ascii polygon/line data files in the current directory.
- r.in.ppm Converts an ASCII/BINARY PPM image file to a GRASS raster file.
- r.in.shape Read an ArcView Shapefile (polygons and lines).
- r.in.sunrast Converts a SUN raster file to a GRASS raster file.
- r.in.tang Imports Tangent raster data into GRASS raster map layer
- r.in.tiff Imports a TIFF (8 or 24 bit) raster file into GRASS raster file(s)
- r.in.utm Imports an utm raster map into a GRASS raster map layer.
- r.kappa Calculate error matrix and kappa parameter for accuracy assessment of classification result.
- r.linear.regression Linear regression calculation from data stored in ASCII file
- r.line Creates a new binary GRASS vector (v.digit) file by extracting linear features from a thinned raster file.
- r.los Line-of-sight raster analysis program.
- r.mask.points Examines and filters lists of points constituting lines to determine if they fall within current region and mask and optionally an additional raster map.
- r.median Finds the median of values in a cover map within areas assigned the same category value in a user-specified base map.
- r.mfilter Raster file matrix filter.
- r.mode Finds the mode of values in a cover map within areas assigned the same category value in a user-specified base map.
- r.neighbors Makes each cell category value a function of the category values assigned to the cells around it, and stores new cell values in an output raster map layer.
- r.null The function of r.null is to explicitly create the NULL-value bitmap file.
- r.out.arc Converts a raster map layer into an ESRI ARCGRID file.
- r.out.ascii Converts a raster map layer into an ASCII text file.
- r.out.bin Exports a GRASS raster to a binary array.
- r.out.elas Export a GRASS raster map layer to an ELAS raster file
- r.out.gridatb Exports GRASS raster map to GRIDATB.FOR map file (TOPMODEL)
- r.out.mpeg Raster File Series to MPEG Conversion Program.
- r.out.png Export GRASS raster as non-georeferenced PNG image format.
- r.out.pov Converts a raster map layer into a height-field file for POVRAY.
- r.out.ppm Converts a GRASS raster file to a PPM image file at the pixel resolution of the CURRENTLY DEFINED REGION.
- r.out.rlc Exports a GRASS raster to a RLC encoded binary file.
- r.out.tga Exports a GRASS raster file to a 24bit TGA file
- r.out.tiff Exports a GRASS raster file to a 8/24bit TIFF image file at the pixel resolution of the currently defined region.
- r.out.xyz Export GRASS raster files into xyz format.
- r.patch Creates a composite raster map layer by using known category values from one (or more) map layer(s) to fill in areas of "no data" in another map layer.
- r.poly Extracts area edges from a raster map layer and converts data to GRASS vector format.
- r.profile Outputs the raster map layer values lying on user-defined line(s).
- r.proj re-project a raster map from one location to the current location
- r.quant This routine produces the quantization file for a floating-point map.
- r.random.cells Generates random cell values with spatial dependence.
- r.random.surface Generates random surface(s) with spatial dependence.
- r.random Creates a raster map layer and site list file containing randomly located sites.
- r.rational.regression Linear and nonlinear regression calculation from data stored in ASCII file
- r.reclass Creates a new map layer whose category values are based upon the user's reclassification of categories in an existing raster map layer.
- r.recode Recode raster maps.
- r.report Reports statistics for raster map layers.
- r.resample GRASS raster map layer data resampling capability.
- r.resamp.rst Reinterpolates and computes topographic analysis from input raster file to a new raster file (possibly with different resolution) using regularized spline with tension and smoothing.
- r.rescale.eq Rescales histogram equalized the range of categoryvalues in a raster map layer.
- r.rescale Rescales the range of category values in a raster map layer.
- r.ros Generates three, or four raster map layers showing 1) the base (perpendicular) rate of spread (ROS), 2) the maximum (forward) ROS, 3) the direction of the maximum ROS, and optionally 4) the maximum potential spotting distance.
- r.rvi.prediction Calculates ground features, e.g. plant cover, by remote sensing data using a given regression model
- r.slope.aspect Generates raster map layers of slope, aspect, curvatures and partial derivatives from a raster map layer of true elevation values.
- r.spreadpath Recursively traces the least cost path backwards to cells from which the cumulative cost was determined.
- r.spread Simulates elliptically anisotropic spread on a graphics window and generates a raster map of the cumulative time of spread, given raster maps containing the rates of spread (ROS), the ROS directions and the spread origins. It optionally produces raster maps to contain backlink UTM coordinates for tracing spread paths. (GRASS Raster/Display Program)
- r.statistics Category or object oriented statistics.
- r.stats Generates area statistics for raster map layers.
- r.sum Sums up the raster cell values.
- r.sunmask Calculates cast shadow areas from sun position and DEM. Either A: exact sun position is specified, or B: date/time to calculate the sun position by r.sunmask itself.
- r.sun Computes solar illumination (incidence) angle raster maps for given time and latitude and solar irradiance (direct solar radiation) raster maps for given day and latitude. They are computed from elevation, slope and aspect raster maps. Sunrise, sunset times, declination for given day are displayed along with solar azimuth and zenith angle for specified local time. The shadowing effect of the topography is optionally incorporated.
- r.support Allows the user to create and/or modify raster map layer support files. Note: Interactive mode offers more functionality than command line mode.
- r.surf.area Surface area estimation for rasters.
- r.surf.contour Surface generation program from rasterized contours.
- r.surf.fractal GRASS module to create a fractal surface of a given fractal dimension. Uses spectral synthesis method. Can create intermediate layers showing the build up of different spectral coefficients (see Saupe, pp.106-107 for an example of this). Use this module to generate naturally looking sythetical elevation models (DEM).
- r.surf.gauss GRASS module to produce a raster map layer of gaussian deviates whose mean and standard deviation can be expressed by the user. It uses a gaussian random number generator from Press, Flannery, Teukolsky and Vetterling (1988) - Numerical Recipes in C.
- r.surf.idw2 Surface generation program.
- r.surf.idw Surface interpolation utility for raster map layers.
- r.surf.random GRASS module to produce a raster map layer of uniform random deviates whose range can be expressed by the user. It uses the random number generator described in Press, Flannery, Teukolsky and Vetterling (1988) - Numerical Recipes in C.
- r.thin Thins non-zero cells that denote linear features in a raster map layer.
- r.timestamp Print/add/remove a timestamp for a raster map.
- r.topidx Creates topographic index, ln(a/tan(beta)), map from elevation map.
- r.topmodel Simulates TOPMODEL which is physically based hydrologic model.
- r.to.sites Converts point data in a GRASS raster map layer into a GRASS site_lists file.
- r.transect Outputs raster map layer values lying along user defined transect line(s).
- r.volume Calculates the volume of data "clumps", and (optionally) produces a GRASS site_lists file containing the calculated centroids of these clumps.
- r.water.outlet Watershed basin creation program.
- r.watershed Watershed basin analysis program.
- r.weight2 Non-interactive weighted overlay raster map layer analysis program.
- r.weight.new
- r.what Queries raster map layers on their category values and category labels.
- s.delaunay Create a Delaunay triangulation from a sites list in a GRASS binary vector file.
- s.in.ascii Convert an ASCII listing of site locations into a GRASS site list file.
- s.in.dbf Import a dBase table of site locations into a GRASS site list file.
- s.info reports attribute, label, and other information about a sites file
- s.in.shape Read an ArcView Shapefile with points or multipoint shapes
- s.medp Median polish for a GRASS sites list.
- s.normal tests for normality for sites.
- s.out.ascii Converts a GRASS site list file into an ASCII listing of site locations and their descriptions.
- s.out.e00 Write an Arc-Info point coverage in e00 format.
- s.perturb Random location perturbations of GRASS sites.
- s.probplt Normal probability plot of a GRASS site list.
- s.proj Allows the user to re-project a sites file from one location to the current location.
- s.qcount indices for quadrat counts of sites lists
- s.random Randomly generate a GRASS sites list.
- s.sample Sample a raster file at site locations.
- s.surf.idw Surface interpolation from sites data by Inverse Distance Weighted algorithm.
- s.sv Sample semivariogram of a GRASS sites list.
- s.territory Calculates territory consumption for animal based on distributed positions
- s.to.rast Converts a site file to a raster map
- s.to.vect Converts a GRASS site_lists file into a vector file.
- s.univar Univariate statistics for a GRASS sites list.
- s.vol.rst
- s.voronoi Create a Voronoi diagram (Thiessen polygon) from a sites list in a GRASS binary vector file.
- s.windavg Average an attribute of a site_list for all the sites within each cell of the current region.
- v.alabel Bulk-labels unlabeled area features in a binary GRASS vector file.
- v.apply.census Calculate/Import Demographics from Census STF1 Files.
- v.area Display GRASS area and perimeter information for GRASS vector map.
- v.autocorr Calculate spatial autocorrelation statistics for GRASS vector file.
- v.bubble Creates a vector file which consists of bubble(s) for each point in a site-file and with a size relative to the z value of that point.
- v.build.polylines Build polylines from lines.
- v.cadlabel Attaches labels to (binary) vector contour lines that have been imported to GRASS from DXF format.
- v.circle Creates a vector file which consists of circle(s) which uses each point in a 'site_lists' file as the center of those circle(s).
- v.clean Cleans out dead lines in GRASS vector files.
- v.cutter Polygon Cookie Cutter (Boolean AND Overlay).
- v.db.reclass Changes vector category values for an existing vector map according to results of SQL queries.
- v.distance Calculates distance from a point to nearest line or point in vector layer.
- v.dump Reports details information on vector map contents
- v.extract Selects vectors from an existing vector map and creates a new map containing only the selected vectors.
- v.in.arc Imports vector data in ARC/INFO ungenerate format into GRASS.
- v.in.ascii Converts ASCII vector map layers into binary vector map layers.
- v.in.atlas Import ATLAS GIS vector files into GRASS binary vector files.
- v.in.dlg2 Converts an ASCII or binary USGS DLG-3 (bdlg) file to a binary GRASS vector (dig) file.
- v.in.dlg.scs Developed to handle DLG-3 ASCII import of data, specifically a DLG WITHOUT category/attribute codes. DLG files with this affliction will require a flat ASCII file having a 1 to 1 correspondence between DLG area number and a text label.
- v.in.dlg Converts an ASCII USGS DLG-3 Optional file to a binary GRASS vector (dig) file.
- v.in.dxf3d Converts the Z values of DXF files to attribute GRASS vector file format.
- v.in.dxf Converts files in DXF format to ASCII or binary GRASS vector file format.
- v.info Outputs basic information about a user-specified vector map layer.
- v.in.gshhs Imports Global Self-consistant Hierarchical High-resolution Shoreline (GSHHS) vector data
- v.in.mif Import of MapInfo vector files
- v.in.poly Create a vector file of polygons centered on given locations.
- v.in.sdts Imports SDTS vector data, conforming to the Topological Vector Profile, into GRASS, creating GRASS vector map(s) and associated attribute files ready to be installed in a relational database.
- v.in.shape Read an ArcView Shapefile.
- v.in.transects Import transect data to a GRASS vector map.
- v.llabel Bulk-labels unlabeled lines in a binary GRASS vector file.
- v.make.subj Create a 'subject' file from all category labels found in a set of listed vector maps.
- v.merge Merges vector map files.
- v.mkgrid Creates a (binary) GRASS vector map of a user-defined grid.
- v.mkquads Create a vector map layer and/or sites list and/or geographic region definintion file for a USGS 7.5-minute quadrangle.
- v.mk_stats Generates statistics for vector files.
- v.out.arc Exports GRASS vector files to ARC/INFO's 'ungenerate' file format.
- v.out.ascii Converts a binary GRASS vector map layer into an ASCII GRASS vector map layer.
- v.out.atlas Export GRASS vector file to ATLAS GIS vector file.
- v.out.dlg Converts binary GRASS vector data to DLG-3 Optional vector data format.
- v.out.dxf Exports GRASS vector files to DXF file format.
- v.out.e00 Write an Arc-Info line/polygon coverage in e00 format.
- v.out.idrisi Export routine from GRASS to IDRISI.
- v.out.mif Exports GRASS vector map to MapInfo vector file
- v.out.sdts Creates an SDTS dataset conforming to the Topological Vector Profile from a GRASS vector map layer.
- v.out.shape Export GRASS vector files to SHAPE
- v.patch Creates a new binary vector map layer by combining other binary vector map layers.
- v.proj Allows projection conversion of vector files.
- v.prune Prunes points from binary GRASS vector data files.
- v.random Creates a GRASS site_lists file of randomly placed symbols (sites) within a GRASS vector area.
- v.reclass Creates a new map layer whose category values are based upon the user's reclassification of categories in an existing vector map layer.
- v.report Generates statistics for vector files.
- v.rm.dangles Removes dangling vectors from vector map
- v.rmdup Remove duplicate items GRASS vector file.
- v.rmedge Selects edge vectors from an existing vector map, removes them, and creates a new vector map.
- v.scale.random Creates a site_lists file of randomly placed symbols within a GRASS vector area.
- v.sdts.dq.cp Installs SDTS data quality reports.
- v.sdts.meta.cp Installs supplementary metadata file preparatory to creation of an SDTS export dataset.
- v.spag Process spaghetti-digitized binary vector file.
- v.stats Prints information about a binary GRASS vector map layer.
- v.support Creates GRASS support files for (binary) GRASS vector data.
- v.surf.rst Interpolation and topographic analysis from given contour data in vector format to GRASS floating point raster format using regularized spline with tension.
- v.timestamp Print/add/remove a timestamp for a vector map.
- v.to.db Load values from vector to database.
- v.to.rast Converts a binary GRASS vector map layer into a GRASS raster map layer.
- v.to.sites Converts point data in a binary GRASS vector map layer into a GRASS site_lists file.
- v.transform Transforms an ASCII vector map layer from one coordinate system into another coordinate system.
- v.what Query the category contents of a (binary) vector map layer at user-selected locations.