Luna Modeler logo

Luna Modeler
Database design tool for SQL Server
and other relational databases

SQL Server database design - ER diagram

Key features for MS SQL Server

Create database designs for SQL Server

Database design comes with cool features that let you visually define the structures of an MS SQL Server database. You can create SQL Server ER diagrams, set up tables, map out relationships, and detail the specifics of SQL Server tables and columns.

Download Luna Modeler

Quick and comfortable database modeling for SQL Server

Changes are propagated and saved immediately and in case you need to revert changes, use UNDO. A dark or light theme in UI is only a matter of your preference.

Quick start guide for SQL Server

A form that shows how to easily edit column in ERD for SQL server.
Generate HTML report

Generate documentation for SQL Server Database Designs

When designing a database, you can organize SQL Server objects into diagrams, colorize items, add notes in HTML format, connect objects using lines with custom end point graphics. You can also export diagrams to PDF or HTML.

Read more

Generate SQL scripts

The generation of SQL scripts for database designs can be initiated by clicking a button on the main toolbar, which will immediately present a code preview.

Read more

ER diagram for SQL Server - SQL script generated by Luna Modeler
Connection form for reverse engineering of SQL Server database

Visualize existing SQL Server structures

Connect to an existing SQL Server and reverse engineer database. Secure SSH/SSL/TLS connections for visualization of cloud databases are supported in the Professional Edition.

Read about visualization of existing databases
Read how to visualize Azure SQL Server database
Read how to visualize SQL Server Express Database

Detect changes and update your projects

Connect to your database, compare the structure of your existing database with your project and generate a detailed HTML report or update your project easily.

Read more

update project easily

Download

Luna Modeler


Luna Modeler is available for Windows, Linux and MacOS.
Trial version expires 14 days after installation.

Download Luna Modeler

Purchase

Luna Modeler

You can use the same license key on Windows, Linux and MacOS.
EDU license for students and teachers is available for the Basic Edition.

Basic Edition
$99,-

Go to purchase page

Professional Edition
$189,-

Go to purchase page

Basic Edition – EDU
$49,-

Request EDU License

Luna Modeler

SQL Server

Key features for SQL Server
SQL Server database design

PostgreSQL

Key features for PostgreSQL
PostgreSQL database design

MariaDB

Key features for MariaDB
MariaDB database design

MySQL

Key features for MySQL
MySQL database design

SQLite

Key features for SQLite
SQLite database design

Moon Modeler

MongoDB

Key features for MongoDB
MongoDB schema design

Mongoose

Key features for Mongoose
Mongoose schema design

Galaxy Modeler

GraphQL

Key features for GraphQL
GraphQL schema design

Ideamerit Designer

Diagramming tool for OKRs
Objectives and key results

Data Modeling Tools

Overview of our data modeling tools

Articles from our blog

ER Diagram samples

Top 5 GUI tools for PostgreSQL

How to Generate Delta Scripts for Database Changes

Database design tool for macOS

How to create an ER diagram for MongoDB

AWS Amazon DocumentDB

Top 5 Data Modeling Tools to know in 2025

Cosmos DB & MongoDB API

Heroku Postgres and ER diagrams

How to connect to MongoDB Atlas and create ERD

Database design tools for linux

What is entity relationship diagram?

NoSQL data modeling

How to Convert a Database Schema?

ER diagram tool for macOS

How to make a diagram of your GraphQL schema

Top 5 Benefits of Database Modeling Tools

How to Create a Database Diagram?

ER Diagram Tool

Documenting Databases using ER Diagrams