SynthForge IO
Free universal data modeler and data generator
What it does
Design data models visually or with natural language, then generate unlimited datasets with referential integrity. Powerful schema engine provides universal support for both SQL and NoSQL databases. Generate hundreds of thousands of rows per second, for free.
Does the same job
all alternatives →
- DGDbdot – Golang tool to help generate Postgres schema diagrams2019 · github.com · ▲119
- CAChartDB Agent – Cursor for DB schema designOct 2025 · app.chartdb.io · ▲130
Last year we launched ChartDB OSS (https://news.ycombinator.com/item?id=44972238) - an open-source tool that generates ER diagrams from your database (via query/sql/dbml) without needing direct DB access. Now we’re launching the ChartDB Agent. It helps you design databases from scratch or make schema changes with natural language. You can: - Generate schemas by simply describing them in plain English - Brainstorm new tables, columns, and relationships with AI - Iterate visually in a diagram (ERD) - Deterministically export SQL script Try it out here -…
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