dbdiagramr

Free PostgreSQL ER diagram generator. Paste SQL or connect to a live database to visualize your schema instantly. No account required. Open-source and privacy-first.

Diagramming & Technical Drawing

Web App

dbdiagramr is a free, open-source database diagram tool for PostgreSQL. Paste your SQL dump or connect to a live database to generate interactive ER diagrams in seconds. Features include drag-and-drop, file upload, SVG/PNG export, search tables/columns, and live preview. Built with Next.js and React Flow. Your SQL never leaves your browser.

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