MockBlast

MockBlast is a web-based mock data generator for developers. Generate production-ready seed data, test data, and dummy data without writing scripts or managing subscriptions.

Key Features:

• Multiple Database Support: Generate data for PostgreSQL, MySQL, MongoDB, SQLite, JSON, and CSV formats
• SQL Schema Import: Paste CREATE TABLE statements and automatically parse columns with intelligent type inference
• Relational Integrity: Smart foreign key generation via custom lists ensures data consistency across tables—perfect for multi-table databases
• Privacy First: Data and schemas are never stored. Everything streams directly to your download and is discarded immediately
• Cloud-Powered Streaming: Generate 1M+ rows without freezing your browser. Server-side streaming handles large datasets efficiently
• Advanced Data Types: Support for UUIDs, bcrypt password hashes, MongoDB ObjectIds, JSONB, custom lists for enums/foreign keys, and 20+ built-in data types
• Free Tier: 10,000 rows free—10x more than Mockaroo—with no credit card required
• Pro Tier: Lifetime license with unlimited rows (no subscriptions)

Perfect For:

• Database seeding and migration testing
• Performance testing with large datasets
• UI development with realistic data
• Creating test fixtures for development environments
• Generating sample data for demos and presentations

Why Choose MockBlast Over Alternatives:

Unlike Mockaroo (expensive subscriptions, slow UI) or DIY Python scripts (time-consuming, error-prone), MockBlast offers a modern, privacy-focused solution with one-time payment options. The intelligent SQL parser understands PostgreSQL, MySQL, and SQLite syntax natively, ensuring your INSERT statements work on the first try.

MockBlast is built for developers who need fast, reliable, and secure mock data generation without the hassle of legacy tools or manual scripting.