DataRadar Browser-Based Data Quality Profiling

Fast, private, client-side data validation for locked-down environments
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100% Private: All processing happens in your browser. Your data never leaves your laptop. No uploads, no tracking, no servers.
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Click to upload or drag & drop your file

Supports: CSV, Excel (.xlsx, .xls, .xlsb, .ods), JSON, NDJSON

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Or Load from URL

Load data directly from open data portals without downloading

Paste any data URL or choose from curated open data examples

⚠️ Paginated JSON Detected

This appears to be a paginated API response (single object with an array), not NDJSON format.

DataRadar expects newline-delimited JSON where each line is a separate record.

Detected array field: ( items)

Click below to automatically extract and convert this array to NDJSON format:

File Format

Report Options

Advanced Options

Enhanced formats include data quality assertions and Rules fields

Select a file and click "Analyze Data" to begin profiling...
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📈 Need to analyze larger datasets?

If your datasets are too large for the browser tool, explore our enterprise solutions for the public and private sector that scale to trillions of data points.

Learn about our CLI tool and Spark-based enterprise platform →