Data Foundry

The developer-first utility for structured data. Seamlessly transform between JSON, XML, YAML, and CSV with schema-aware validation and strict formatting control.

Schema Validation

Relational Flattening

Zero-Egress Environment

From

Paste Your JSON Data

Quick Tips

Paste your data directly - no file upload needed
Results can be copied or downloaded
Your data never leaves your browser
Previous input is saved when navigating back