Use cases
What are you trying to do?
Pick the problem you have. Each page shows the sentence you would write, what you would get, and why it holds up.
Test data for apps
How do I create realistic test data for my app?
Demo data
How do I build a product demo dataset without real customers?
Data for machine learning
How do I get labelled training data with the failures I need?
Sample data for dashboards
Where do I get realistic sample data for a dashboard?
Fraud and AML test data
How do I test a fraud or AML detector without real transactions?
Healthcare sample data
How do I get realistic patient and clinic data without real patients?
SaaS metrics data
How do I generate SaaS revenue and churn data that hits my numbers?
Ideas with no data yet
How do I create data for a product or market that does not exist yet?
Process mining event logs
Where do I get a realistic event log for process mining, with a known truth?
Teaching datasets with an answer key
Where do I find a realistic dataset for a SQL or analytics course, with an answer key?
Working in code instead? The open-source library's recipes cover the same jobs from the command line: seeding a database from its DDL, known-answer dbt tests, eval databases for SQL agents and labelled fraud graphs, each with the command that checks it.