SQL to ER Diagram

Draws an entity-relationship diagram from pasted CREATE TABLE statements, locally in the page.

Artifact by Royal Bhati

IndexedMIT★ 714Charts & diagramsNo sign-upRuns in your browser

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Opens sqltoerdiagram.com in a new tab. Nothing to install.

Open SQL to ER Diagram Source code

You provide: SQL DDL (CREATE TABLE)
You get: ER diagram image
Account: No sign-up needed
AI: No AI: a plain tool
Your input: Processed in your browser, not uploaded (stated by the tool or its repo)
Price: Free to use
Made with: Open-source web app
Source: Open source
Link check: Answered on Oct 31, 2026

About

SQL to ER Diagram is an open-source web app in the visualization category (er diagram). It opens in your browser, so there is nothing to install. You provide SQL DDL (CREATE TABLE) and get ER diagram image. Your input is processed on your device and not uploaded. It needs no account. It is a plain tool: no AI model is involved. The source code is public on GitHub (royalbhati/sqltoerdiagram).

Category: Charts & diagrams · er diagram

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Stars: 714

Details

Auth: No auth
License: MIT
Repository: github.com/royalbhati/sqltoerdiagram
Website: sqltoerdiagram.com/
First seen: Oct 31, 2026
Last checked: Oct 31, 2026
Source: GitHub

Cite this page

SQL to ER Diagram: free online tool. Agent Mart. https://agentmart.dev/artifacts/sql-to-er-diagram (last updated 2026-10-31)