Generates realistic, relational synthetic test data for any database schema via an API.
Sponsored
MockHero is a powerful API designed to create synthetic test data quickly and efficiently. It supports over 156 field types across various categories, ensuring diverse and realistic data. A key feature is its ability to generate relational data, automatically handling foreign key relationships to ensure data consistency across tables. Users can define schemas using structured JSON, plain English prompts, or pre-built templates for common patterns like e-commerce or SaaS. It also supports auto-locale generation for names, emails, and phones matching specified nationalities, and outputs data in JSON, CSV, or SQL formats for various databases. With deterministic seeds, you can reproduce identical datasets every time, making it ideal for robust testing and development workflows.
Key Features
01156+ field types for diverse data generation
02Generates relational data with foreign key support
03Multiple input modes: structured schema, plain English, or templates
04Auto-locale generation with 22 supported locales
05Outputs data in JSON, CSV, and SQL (Postgres, MySQL, SQLite)
060 GitHub stars
Use Cases
01Populating development and staging databases with realistic data
02Creating test datasets for software quality assurance and testing
03Generating sample data for demonstrations and product showcases
