# Free Gemini Notebook Tools

> Free tools for Gemini Notebook users. Calculate source limits, generate research prompts, build study guides, and more.

https://www.kortex-notebooklm.com/tools

# Free tools for Gemini Notebook

No signup, no API keys, instant results. Planners, prompt packs and checklists for Gemini Notebook (formerly NotebookLM).

-   [Prompt library](#prompt-library)
-   [Study and learn](#study)
-   [Research](#research)
-   [Create and share](#create)
-   [Organize your notebooks](#organize)

## Gemini Notebook Prompt Library

Browse, search, and copy 50 top prompts used by researchers worldwide. Filtered by category.

[Browse the prompts](/tools/prompt-library)

## Study and learn

Turn a subject into sources to add, prompts to run and a weekly routine you can keep.

-   ### [Study Guide Generator](/tools/study-guide-generator)
    
    Pick a subject and level — get exact sources to add, prompts to run, and a weekly study routine for Gemini Notebook.
    
-   ### [Learning OS Builder](/tools/learning-os)
    
    Build a full Gemini Notebook learning system: weekly routine, notebook structure, and prompts for every stage of learning.
    

## Research

Prompt packs and ready-made setups for literature reviews, market research and video sources.

-   ### [Research Prompt Builder](/tools/research-prompt-builder)
    
    Get a ready-to-paste Gemini Notebook prompt pack for your research type — literature review, thesis, market research, and more.
    
-   ### [Market Research Templates](/tools/market-research-notebooklm)
    
    Get a complete Gemini Notebook research setup for competitor analysis, market sizing, due diligence, and more.
    
-   ### [YouTube → Gemini Notebook Workflow](/tools/youtube-to-notebooklm)
    
    Get a step-by-step workflow for importing YouTube content into Gemini Notebook with exact prompts to run after.
    

## Create and share

Turn what you found into posts, threads, newsletters and Audio Overviews.

-   ### [Research-to-Content Planner](/tools/research-to-content)
    
    Turn Gemini Notebook research into blog posts, LinkedIn threads, newsletters, and more — with exact prompts per format.
    
-   ### [Audio Overview Planner](/tools/notebooklm-podcast-planner)
    
    Get a custom source setup and Audio Overview prompt optimized for your content type and audience.
    

## Organize your notebooks

Plan a notebook system before it sprawls, then check how the one you have is holding up.

-   ### [Second Brain Setup Planner](/tools/second-brain-planner)
    
    Answer 5 questions and get a personalized Gemini Notebook architecture: notebook names, folder structure, and intake workflow.
    
-   ### [Knowledge Base Health Check](/tools/knowledge-base-health)
    
    Answer 8 yes/no questions and get a score out of 100 plus a personalized fix list for every gap in your system.
    

## Give your notebooks a home.

Install Kortex in under a minute. It works inside the Gemini Notebook you already use, free forever for the basics.

[Add to Chrome](https://chromewebstore.google.com/detail/kortex/hdapplggdhndkblofffknpmnnnnbncbn) [Read the docs](/docs)

Join 130,000+ people. Works in Chrome, Edge, Brave and other Chromium browsers.

![The Kortex avocado, in a detective hat, holding a notebook](/_astro/icon.Bw41WoKE_6B4d0.webp)