Here is a simple conversion tool between different text representations for 2D geometry objects. Supported formats are:

• WKB, a.k.a. Well-Known Binary, in hexadecimal format
• WKT, a.k.a. Well-Known Text

• GeoJSON A few sample geometries (taken from Wikipedia) are available:

• POINT

• LINESTRING
• POLYGON
• MULTIPOINT
• MULTILINESTRING
• MULTIPOLYGON
• GEOMETRYCOLLECTION This tool uses the wkx javascript library for parsing .