NotebookLM Mind Map Exporter

About

NotebookLM Mindmap Exporter is a lightweight Chrome extension that lets you download a NotebookLM mindmap in one click and save it in the format you actually need.

If you've ever searched "how to download a NotebookLM mind map" and found no built-in export button, this mindmap extractor for NotebookLM is the answer. It reads the full mind map shown in your notebook — expanding every collapsed branch automatically — and turns it into clean, structured files you can keep, share, or import into other tools.

One-click extraction — pull the complete mind map out of any notebook, with all nodes expanded so nothing is missed
8 export formats — Markdown, JSON, CSV, FreeMind, OPML, HTML outline, plain text, and an Xmind-ready layout (ideal when you need to turn a NotebookLM mindmap into Markdown or take it from mindmap to Xmind)
Copy or download instantly, with a built-in stats panel showing node count, depth, and leaf count
Collapsible preview of the full structure before you export
Extraction history saved locally, so you can restore or re-export recent results anytime
Runs entirely in your browser — no data leaves your device
Install this Google NotebookLM extension, open a notebook, switch to the mind map view, click the toolbar icon, and hit Extract — then pick a format and download.

📚 For usage guide and FAQs, visit: https://notebooklm-mindmap-exporter.pages.dev/

NotebookLM Mindmap Exporter is an independent project and is not affiliated with, endorsed by, sponsored by, or otherwise associated with Google or NotebookLM. NotebookLM and Google are trademarks of Google LLC. All trademarks are the property of their respective owners.