Design your data model.
Test it with realistic data.
SynthForge IO is the most flexible synthetic data generator available. Design data models visually or with natural language, generate unlimited datasets with referential integrity, and build publication-ready ML training data.
See SynthForge IO in action
Test data shouldn't be the hard part
Design before you build
Brainstorm and iterate on your data model visually or with natural language. See how tables relate before writing a single line of code.
Skip the busywork
Hand-writing INSERT statements and maintaining foreign keys by hand eats hours you could spend building features.
No real data needed
Generate realistic synthetic datasets you can use freely. No privacy concerns, no compliance issues, no data access requests.
ML Training Datasets
NEWGenerate publication-ready supervised learning datasets with full control over features, statistical distributions, class balance, train/test/validation splits, and data imperfections. Includes data quality reports and baseline model evaluation. No licensing issues, no vendor negotiations.
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Explore what SynthForge IO can do
Schema Design
AI-powered generation, visual drag-and-drop editor, SQL/JSON import, and built-in templates. One universal format for SQL and NoSQL.
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Data Generation & Export
100+ field types, 7 SQL dialects, 6 JSON structures, Parquet with 4 compression algorithms, MongoDB with embedded documents, CSV, and SQLite binary files.
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Free to Use
No sign-up fees, no credit card, no usage limits, no trial period. Everything included at zero cost.
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Start Designing Your Data Model
Design once, generate unlimited realistic datasets with referential integrity.