Install Scope for Chrome

Capture features from public Esri maps and copy them as GeoJSON, WKT, CSV, or KML. No license activation is required.

The extension currently requires manual installation. A Chrome Web Store listing is not available yet.

Download and unzip Scope-chrome.zip. Keep the extracted folder somewhere permanent.
In Chrome, open chrome://extensions and turn on Developer mode.
Click Load unpacked and select the extracted folder containing manifest.json.
Pin Scope to the toolbar, then click its icon once and allow the requested site access to enable capture. Clicking again turns capture off.
Open a public Esri map and click a feature to show the capture panel.

Click a feature to export it, or right-click the map and choose Copy Esri feature as GeoJSON. Send to Scope opens the installed Mac app.

For updates, download the latest ZIP, replace the contents of the installed extension folder, and click its reload button on chrome://extensions.