Synthetic Data Generator

Build synthetic datasets directly in your browser using real-world patterns, relationships, and schema inference from CSV/Excel files.

Define Schema

Configure Variance

Preview & Export

Define Data Schema

Click to upload an Excel or CSV file or drag and drop

CSV, Excel, or JSON files

Select File

No fields defined yet. Upload a file or add fields manually.

Testing Tools

These tools help verify that all data processing occurs entirely in your browser. No data is sent to any server.

No tests run yet