Stacks for Gemini Notebook (NotebookLM): Folders & AI Search

Organize your Google Gemini Notebook (formerly NotebookLM) with folders, tags, and AI-powered semantic search.

Gemini gives you notebooks. Stacks gives you somewhere to put them. Stacks for Gemini Notebook brings Google Drive-like organization and AI-powered notebook discovery to your notebooks. AUGUST 2026 UPDATE: Ditch the endless scrolling on Google Gemini. Get folders, smart filing, and powerful on-device semantic search for your Gemini Notebooks right on Gemini! Organize hundreds of notes without ever leaving the app. Gemini gives you notebooks. Stacks gives you somewhere to put them. ✨ WHAT’S NEW • Gemini Sidebar Integration: Access your full folder tree directly inside Gemini's native sidebar. • Upgraded Move & Add Dialogues: Instant search across hundreds of notebooks with clean folder hierarchy. • Smart AI Filing: Get context-aware folder suggestions powered by local AI. • Sleek Night Mode: A clean, eyes-friendly dark theme designed for night owls. 📁 FOLDERS & FLEXIBLE ORGANIZATION • Nested Folders: Build unlimited folder structures with custom color coding. • Intuitive Drag-and-Drop: Reorganize individual notebooks or bulk-move dozens in seconds. • Smart Sidebar Tree: View item counts, expand/collapse structures, and file directly in the sidebar. ⚡ ONE-CLICK WEB CAPTURE • Turn Webpages into Notes: Instantly capture open tabs or active webpages into new or existing notebooks using the extension popout. 🏷️ TAGS, FAVOURITES & ARCHIVES • Multi-Tagging: Label notebooks with overlapping topics and filter by tag combinations. • Favourites & Archive: Star high-priority notebooks for instant access and archive completed projects to clean up your workspace. • Saved Custom Views: Save your frequent search and filter combinations for one-click access. 🔍 HYBRID SEARCH (KEYWORD + SEMANTIC) • Lightning Fast Search: Query across titles, summaries, and folder structures instantly. • AI Semantic Matching: Find related content based on deep meaning and topic relevance—not just exact keyword matches. • Scoped Queries: Narrow your search to specific folders, tags, or archived items. 🤖 100% ON-DEVICE AI (Powered by Chrome Gemini Nano) • Smart Auto-Categorize: Let AI analyze your content and suggest the best folder automatically. • Related Notebooks: Surface relevant notes hidden in your library based on what you’re currently reading. • Ask AI & Knowledge Gaps: Chat with your full notebook collection to spot blind spots and summarize entire folders at once. • Topic Clustering: Visualize how distinct themes across your library connect. 🔒 HONEST, PRIVACY-FIRST DESIGN • 100% Local Processing: All AI features run locally on your device via Chrome’s built-in Gemini Nano. • Zero Data Collection: Your notebooks never touch external servers or third-party APIs. • Full Backup Control: Export and import your organizational data anytime via local JSON files. • Offline Ready: Full functionality even when you’re disconnected.