TOON Viewer - Interactive Table Visualization

Visualize Token-Oriented Object Notation (TOON) data as interactive, readable tables. Perfect for analyzing LLM prompts and structured datasets.

Upload File

Paste your TOON format data or upload a file

View your data as organized, searchable tables

Tables will appear here after visualization

Why Use TOON Viewer?

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Transform compact TOON data into readable, interactive tables for easier analysis and debugging.

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Quickly verify your TOON structure is correct by visualizing the parsed output.

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Export to Excel or generate shareable links for team collaboration.

Paste TOON format data directly, upload a .toon file, or try our sample dataset to explore features.

Our parser automatically converts TOON format into structured data and renders interactive HTML tables.

Browse the tables, verify your data structure, and export to Excel or share with your team.

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LLM Prompt Debugging: Visualize data sent to ChatGPT/Claude to verify structure
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Data Migration: Verify TOON conversions before production deployment
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Team Collaboration: Share TOON datasets with non-technical stakeholders via tables
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Data Analysis: Quick review of compact datasets without writing code

Use our converter to transform JSON data into TOON format before visualizing.