Quick and simple free tool to help you draw your database relationship diagrams and flow quickly using simple DSL language.

Introduction dbdiagram Docs dbdiagram.io is a free, simple tool to draw database diagrams (ERDs) by typing DSL code. dbdiagram uses the popular DBML (Database Markup Language). Features We …

Overview Basic Editing Experience Overview You can quickly create database diagrams (ERDs) using DBML to visualize database structures, and define relationships, all without relying heavily on a …

A simple command-line tool to help you convert between SQL (DDL) and DBML. Refer to CLI docs for more info. DBML History DBML was born out from dbdiagram.io, a simple database diagram …

Working with Complex Diagrams 📄️ Diagram Detail Levels This feature give you the flexibility to tailor the level of detail displayed, based on what best suits your current task. Whether you need a high …

We support 2 ways of creating relationships: Relationships We support 2 ways of creating relationships: Typing DBML code (docs) Interacting directly on the diagrams itself, by dragging from field to field. …

The dbdiagram VS Code extension brings DBML editing support and a live ERD preview into your editor, so you can work on database designs without leaving your coding workflow.

Moreover, you can make cross-schemas relationships and use enums from different schemas:

Apr 13, 2026 · Release Notes of dbdiagram.io Define sample data right in DBML, and your diagram instantly comes alive. You can import SQL INSERT INTO statements to auto-populate records, view …

dbdiagram.io uses DBML as our syntax for defining database. DBML is open-sourced markup language used to define database schema structure. DBML is also developed by the team behind dbdiagram.