Not at moment no. You can only add links via the browser extensions and the dashboard.
The extension supports an omnibox though so you can just type "wc" in your address bar, press tab and everything after that will be added as a URL to your WebCrate instance.
The extension supports an omnibox though so you can just type "wc" in your address bar, press tab and everything after that will be added as a URL to your WebCrate instance.