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Collect, merge and visualize tables, build grounded follow-up prompts, and refine slides with 218 design templates. An independent workspace for Gemini Notebook (formerly NotebookLM). Collect tables loaded in your notebook view, combine compatible datasets, visualize them locally, and turn the data into grounded follow-up prompts. Includes the existing 218-template slide prompt toolkit. TABLE WORKSPACE - User-selected collection of tables already loaded in the supported page - CSV, TSV, and Markdown import - Local library spanning multiple notebook visits - Merge matching header sets even when column order differs - Exact-row deduplication with original row provenance retained - Bar, line, and scatter charts; grouped sum, mean, and row count - Safe CSV, chart SVG, provenance JSON, and backup/restore FOLLOW-UP WORKFLOWS Build prompts for comparison reports, data slides, inquiry lessons, data checks, action plans, and further research. Prompts include data, source information, and verification limits. Copy them or fill an identified notebook input. The extension never submits automatically or overwrites an existing draft. SLIDE TOOLS 218 design templates, prompt builder, saved/recent prompts, guarded slide-input filling, and optional Gemini Vision analysis. PRIVACY Core table processing, charting, and prompt assembly run locally, with no developer server or analytics. Data is stored in chrome.storage.local. Backups contain table data and provenance, not the legacy Gemini API key. Optional slide Vision sends the current tab screenshot and draft prompt directly to Google Gemini API only after user confirmation, using the user's own API key. API charges may apply. If you later submit a prompt to Google, Google's data handling policies apply. LIMITS Only tables loaded in the current page are collected; notebooks are not crawled automatically. Import CSV for unsupported or partially rendered tables. Charts do not convert units or currencies. Lines follow first-seen order, not automatic date sorting. Follow-up prompts are local templates, not completed AI analyses. Not affiliated with, endorsed by, or sponsored by Google.
Oct 28, 2026
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