Shapelib

• dbfadd(1) add a row to an xBase DBF file
• dbfcat(1) appends the records of a source xBase file
• dbfcreate(1) Create an empty xBase DBF file
• dbfdump(1) dumps the content of a xBase file to the terminal
• dbfinfo(1) Displays basic information for a given xBase file
• Shape_PointInPoly(1) calculate a point in a polygon
• shpadd(1) append a shape to an ESRI shapefile
• shpcat(1) appends the records of a source shapefile
• shpcentrd(1) computes XY centroid for polygon shapefiles
• shpcreate(1) create an empty ESRI shapefile
• shpdata(1) Utility program for testing elements of the libraries.
• shpdump(1) dumps as text and/or validates the content of an ESRI shapefile
• shpdxf(1) creates a DXF from an existing shapefield
• shpfix(1) fix nulls and inconsistencies in shapefiles
• shpinfo(1) Displays basic information for a given shapefile
• shprewind(1) validates and resets the winding order of rings
• shpsort(1) rewrite a shapefile sorted by a field or by the geometry
• shptreedump(1) dump an ASCII representation of a quadtree
• shputils(1) shapefile utility
• shpwkb(1) test WKB binary Input / Output