Alternatives / Google NotebookLM

Open-source alternatives to Google NotebookLM

3 genuinely open-source alternatives. The projects are compared by license, workflow, self-hosting, and pricing.

Why look for a Google NotebookLM alternative?

Google NotebookLM lets users upload sources, ask grounded questions, generate summaries and study materials, and create podcast-style audio overviews. People look for alternatives when they want self-hosting, local document storage, local models, multiple providers, citations, private PDF analysis, or independence from Google's AI ecosystem.

Open Notebook

Self-hosted source-grounded research notebook and audio generator.

Open Notebook is an MIT research and learning platform built around notebooks, source-grounded chat, citations, document and web ingestion, AI-generated notes, summaries, study material, and podcast-style audio.

MITSelf-hosted

Pricing: Free and self-hostable under MIT; model and speech-provider costs may apply.

Designed specifically as a NotebookLM alternative
Source-grounded answers and citations
Notes, summaries, and podcast generation
Requires self-hosting setup
Local models need suitable hardware
Younger ecosystem

View on GitHub

SurfSense

Local-first AI research workspace for documents and external sources.

SurfSense is an Apache-2.0 research workspace for local and self-hosted document analysis with citations, reports, briefings, presentations, study guides, and podcast-style audio content.

Apache-2.0Self-hosted

Pricing: Open source and self-hostable; model, storage, and speech-provider costs may apply.

Local-first and air-gapped workflows
Citations and broad document parsing
Reports, study guides, slides, and podcast generation
Local workflows need disk space and capable hardware
Younger than NotebookLM
Custom models may require technical setup

View on GitHub

Deta Surf

Local-first AI notebook integrated with a research browser.

Deta Surf is an Apache-2.0 AI notebook and research browser combining websites, PDFs, YouTube videos, local files, images, notes, citations, web search, and local or hosted models.

Apache-2.0Self-hosted

Pricing: Free and open source under Apache-2.0; provider and infrastructure costs may apply.

Integrated browser and research notebook
Source-linked citations
Local files, web pages, videos, and model choice
Different workflow from NotebookLM
More browser-centric
Smaller ecosystem and more setup

View on GitHub

Compare Google NotebookLM alternatives

Tool	Stars	License	Self-hosted	Pricing
Open Notebook	—	MIT	Yes	Free and self-hostable under MIT; model and speech-provider costs may apply.
SurfSense	—	Apache-2.0	Yes	Open source and self-hostable; model, storage, and speech-provider costs may apply.
Deta Surf	—	Apache-2.0	Yes	Free and open source under Apache-2.0; provider and infrastructure costs may apply.

Which one should you choose?

Want the closest open-source NotebookLM replacement

Open Notebook is designed specifically around source-grounded notebooks with citations, notes, summaries, multi-format ingestion, and podcast generation.

Open Notebook

Want maximum privacy and local research

SurfSense focuses on local and air-gapped document research with citations, reports, study guides, slides, and audio content.

SurfSense

Want to research the web while taking notes

Deta Surf combines a browser, notebooks, web pages, PDFs, videos, local files, citations, and AI tools in one workspace.

Deta Surf

Want podcast-style audio overviews

Open Notebook and SurfSense can transform source material into generated audio or podcast-style content as well as text answers.

Open Notebook

Want local model choice

SurfSense supports local models and OpenAI-compatible APIs, while Open Notebook and Deta Surf also support provider choice depending on configuration.

SurfSense

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