dbdiagram.io AlternativeUse SchemaIQ as a SQL-first dbdiagram.io alternative for PostgreSQL schema visualization.SchemaIQ is a SQL-first dbdiagram.io alternative for PostgreSQL users. Work directly with real PostgreSQL SQL DDL — not a custom DSL — and get an interactive ER diagram with foreign keys, indexes, and enum types.

Use real PostgreSQL DDL, not a proprietary syntax

Automatic relationship detection and classification

Interactive canvas with focus mode and layout presets

Export as PNG or SVG

Runs in the browser — your schema stays private

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