NLM Exporter installation
Open NLM Exporter download folder
Safari 26+ (Developer)
Download the Safari ZIP. Safari > Settings > Advanced > enable “Show features for web developers”. Then Settings > Developer > Add Temporary Extension… and select the ZIP or extension folder. Temporary extensions are removed after 24 hours or when Safari quits.
Chrome / Edge (Developer)
Download and extract the extension ZIP. Open chrome://extensions or edge://extensions, enable Developer mode, click Load unpacked, then select the folder containing manifest.json.