Generate Realistic Mock Data in Seconds
Transform natural language prompts into production-ready datasets. Preserve relationships, simulate real-world patterns, and export to any database.
Rows Generated
Database Types
Accuracy Rate
$ Generate an e-commerce dataset with users, orders, and products
> Inferring schema from prompt...
> Creating 3 tables with relationships
> Generating 10,000 rows with 2% fraud pattern...
> Done! Dataset ready for export.
Everything You Need for Perfect Test Data
From AI-powered schema generation to multi-database exports, ddmock has everything you need to create realistic datasets.
AI Schema Inference
Describe your data in plain English. Our AI understands your needs and generates the perfect schema.
Relationship Preservation
Automatically maintain PK/FK relationships across tables for referentially consistent data.
Realism Controls
Fine-tune fraud rates, churn patterns, seasonality, anomalies, and business behavior.
Multiple Input Modes
Start from a prompt, upload existing DDL, paste schema files, or use preset templates.
Multi-Database Export
Push data directly to PostgreSQL, MySQL, MongoDB, Neo4j, Supabase, and more.
Blazing Fast Generation
Generate millions of rows in seconds with our optimized parallel processing engine.
Privacy First
All generated data is synthetic. No real PII, no compliance concerns, no data leaks.
Smart Presets
Jump-start with curated templates for e-commerce, banking, SaaS, healthcare, and more.
From Prompt to Production in Four Steps
Generate realistic, relationship-aware datasets in minutes, not hours.
Describe Your Data
Enter a natural language prompt, upload a schema file, or paste existing DDL. Our AI understands what you need.
"Create an e-commerce database with users, products, orders, and reviews with seasonal patterns"
Refine & Configure
Review the AI-generated schema, adjust relationships, and configure realism settings like fraud rates and seasonality.
Set 5% fraud rate, 12% monthly churn, peak sales in Q4
Preview Your Data
See a live preview of your generated data. Verify relationships, check distributions, and ensure quality.
View sample rows, relationship diagrams, and data statistics
Export Anywhere
Download as CSV, JSON, or SQL. Push directly to Supabase, Neon, PostgreSQL, MySQL, MongoDB, or Neo4j.
One-click deployment to your connected databases
Export to Any Database
Push your generated data directly to your favorite databases or download in multiple formats.
PostgreSQL
Industry-standard relational database
MySQL
Popular open-source database
MongoDB
Document-oriented NoSQL
Supabase
Open-source Firebase alternative
Redis
In-memory data store
Neon
Serverless PostgreSQL
Also available: CSV, JSON, SQL exports, and direct API integration
Simple, Transparent Pricing
Start free, upgrade when you need more. No hidden fees.
Free
Perfect for trying out ddmock
- 1,000 rows per generation
- 3 datasets per month
- Basic schema inference
- CSV & JSON export
- Community support
Pro
For developers and small teams
- 100,000 rows per generation
- Unlimited datasets
- Advanced realism controls
- All export formats
- Database push (all supported)
- Priority support
- Custom presets
Frequently Asked Questions
Everything you need to know about ddmock