Convex Hull GML Online

Wrap all GML features in the smallest enclosing convex polygon. Free browser-based tool.

Drop GML file here or click to browse

Accepts: .gml, .xml

Powered by GDAL WebAssembly and Turf.js for accurate convex hull calculation.

GML is best when the convex hull output must conform to OGC standards for interoperability with WFS services or enterprise GIS pipelines.

→ Full guide: Convex Hull Tools

Convert GML

GML to Shapefile

GML to GeoPackage

Visualization Tools

Visualize Any Format

Shapefile Viewer

Grid Tools

Bounding Box Tools

GML Bounding Box

GeoJSON Bounding Box

Shapefile Bounding Box

KML Bounding Box

GeoPackage Bounding Box

Measurement Tools

Measure GML Features

Measure GeoJSON Features

Measure Shapefile Features

Measure KML Features

Measure GeoPackage Features

Buffer Tools

Buffer Shapefile

Buffer GeoPackage

Dissolve Tools

Dissolve GeoJSON

Dissolve Shapefile

Dissolve GeoPackage

Centroid Tools

GeoJSON Centroid

Shapefile Centroid

GeoPackage Centroid

Simplification Tools

Simplify GeoJSON

Simplify Shapefile

Simplify GeoPackage

Data Inspection

Geospatial File Inspector

GeoJSON Inspector

Shapefile Inspector

GeoTIFF Inspector

Feature Selection Tools

Select GML Features

Select GeoJSON Features

Select Shapefile Features

Select KML Features

Select GeoPackage Features

Filter by Attribute Tools

Filter GML by Attribute

Filter GeoJSON by Attribute

Filter Shapefile by Attribute

Filter KML by Attribute

Filter GeoPackage by Attribute

Filter Any Vector Format

More Convex Hull Tools

Convex Hull GeoJSON

Convex Hull Shapefile

Convex Hull KML

Convex Hull GeoPackage

Polygon to Line Tools

GML Polygon to Line

GeoJSON Polygon to Line

Shapefile Polygon to Line

KML Polygon to Line

GeoPackage Polygon to Line

Line to Polygon Tools

GML Line to Polygon

GeoJSON Line to Polygon

Shapefile Line to Polygon

KML Line to Polygon

GeoPackage Line to Polygon

Explode to Points Tools

Explode GML to Points

Explode GeoJSON to Points

Explode Shapefile to Points

Explode KML to Points

Explode GeoPackage to Points

Flatten Multi-Geometry Tools

Flatten GeoJSON

Flatten Shapefile

Flatten GeoPackage

Combine Features Tools

Combine GML Features

Combine GeoJSON Features

Combine Shapefile Features

Combine KML Features

Combine GeoPackage Features

Spatial Operations

Clip Vector Data

Explode Multi-Geometries

Raster Operations

Resample Raster

Reproject GeoTIFF

Rasterization Tools

Rasterize GeoJSON

Rasterize Shapefile

Rasterize GeoPackage

Reprojection Tools

Reproject GeoTIFF

Reproject Shapefile

Reproject Vector

Coordinate Conversion Tools

Lat/Long to DMS

Decimal to degrees/minutes/seconds

DMS to Lat/Long

Degrees/minutes/seconds to decimal

Lat/Long to UTM

Geographic to UTM coordinates

UTM to Lat/Long

UTM to geographic coordinates