Mosaic

Fit an already-extended input layer into a new overlay feature boundary without re-running Voronoi extension: assign by majority vote, clip to the winning overlay feature, then close seams with a single coverage-clean pass. For inputs that haven't been extended yet, use Edge Matcher instead.

Input layer

Drop a file here

or browse

An already-extended layer — e.g. one country's Edge Extender output.

Overlay layer

Drop a file here

or browse

The boundary to assign and clip against, e.g. admin0 for an admin2/3 input layer.

Schema fill (optional)

Cascade admin-hierarchy columns down before export

Your files never leave your device.