SYNTHETIC DATA FACTORY
Describe a domain → realistic, PII-free dataset
Mock data templates
Umbra app →
📦 Templates
🛠 Build your own
1 · Pick a template
2 · Tune & edit the spec
Seed
Scale
Generate dataset
Reset spec
1 · Name your dataset
Table
Rows
Seed
2 · Add fields
+ Add field
Generate dataset
Realism profile
Generate a dataset to see its profile, distributions, and sample rows — proof it looks real.