SynthData

part of TestForge AI · schema + business case → realistic relational test data. Runs entirely in your browser.

Realistic test data from your schema + a paragraph of English

Paste your CREATE TABLE statements, describe your business case, and get relationally consistent synthetic data — every foreign key resolves, every CHECK holds, same seed reproduces identical data. Free, open source, and nothing leaves your browser.

1 · Paste DDL + business case2 · AI writes the generation plan (your API key, direct call)3 · Data generated locally — nothing leaves your machine

1 · Inputs

SQL schema (CREATE TABLE statements) Business case (plain language)

Provider

Model (optional)

API key (kept in memory only, sent directly to the provider)

2 · Generation plan (review & edit)

Profile

Seed

3 · Preview

Generated tables preview here (first 5 rows each).

Realistic test data from your schema + a paragraph of English

1 · Inputs

2 · Generation plan (review & edit)

3 · Preview

My datasets

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