GML Viewer Online

Upload and visualize GML files on an interactive map

🔒 All processing happens locally in your browser. Your files never leave your device.

GML data downloaded from WFS services or national spatial data infrastructures is verbose XML that is difficult to read directly — viewing it here renders the features on a map so you can quickly assess geometry and attributes.

→ Full guide: Viewer Tools

Convert GML

More Viewers

Grid Tools

Bounding Box Tools

Measurement Tools

Buffer Tools

Dissolve Tools

Centroid Tools

Simplification Tools

Data Inspection

Feature Selection Tools

Filter by Attribute Tools

Convex Hull Tools

Polygon to Line Tools

Line to Polygon Tools

Explode to Points Tools

Flatten Multi-Geometry Tools

Combine Features Tools

Spatial Operations

Raster Operations

Rasterization Tools

Reprojection Tools

Coordinate Conversion Tools