Question 1

Does the editor upload my data?

Accepted Answer

No. The editor runs entirely in your browser by default. Nothing is uploaded unless you sign in and choose account actions (Library/Save/Send).

Question 2

What polygon operations are supported?

Accepted Answer

Draw/edit, select, move (drag), combine (union), subtract (draw or import), dissolve, split multipolygons, buffer, simplify, truncate, and validation/fixes.

Question 3

What export formats are supported?

Accepted Answer

Quick export supports WKT and GeoJSON (copy/download). The Export dialog adds Shapefile (.zip), KML, and KMZ. Exports use WGS84 lon/lat.

Question 4

Where are Library, Save and Send?

Accepted Answer

They’re in an expandable account section at the bottom of the right sidebar. Library opens your saved items; Save stores your current data; Send pushes it to your dashboard.

WKT, GeoJSON, Shapefile, KML & KMZ Polygon Editor — free, private, fast