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ERD Concepts is an ERD tool combining professional diagramming with a light and pleasant user-interface. With ERD Concepts you can connect to almost any available database on the market today using ODBC and ADO connections. Using the advanced reverse engineering software you can create a new ERD diagram from an existing database. Commercial: Free. Edraw Max’s Database Model Diagram is among the best and quickest free and open source tools to create a Database Model Diagram. It comes with rich, neat, and pre-made shapes that make it easy to complete jobs. The drag-and-drop feature makes the tool user-friendly. The shapes are vector-based, which makes it possible to redesign them.

List of database ER diagram (ERD) / schema visualization / reverse engineering tools for popular databases.

Dataedo

Dataedo enables you to create database documentation of your existing relational databases. It reads your schema and lets you easily describe each data element (tables and columns) and other database objects (like triggers, stored procedures, etc.) visually as ER diagrams.

dbForge Studio for SQL Server

dbForge Studio for SQL Server is a powerful IDE for SQL Server management, administration, development, data reporting and analysis.

Navicat Data Modeler

Navicat Data Modeler is a database design tool which helps you build conceptual, logical and physical data models. It allows you to visually design database structures, perform reverse/forward engineering processes, import models from ODBC data sources, generate complex SQL/DDL, print models to files.

SchemaSpy

SchemaSpy is a Java-based free and open source tool that generates interactive entity-relationship diagrams to HTML from database schema metadata analysis.

Adminer

Adminer (formerly phpMinAdmin) is a full-featured database management tool written in PHP.

ConceptDraw DIAGRAM

ConceptDraw DIAGRAM software gives the ability to describe a database using the Entity-Relationship model. The Entity-Relationship Diagram (ERD) solution of ConceptDraw contains all libraries, templates, and samples you may need for professional ERD drawing.

DatabaseSpy

The Altova DatabaseSpy® 2017 graphical database Design Editor lets you view and edit the structures of all your databases through one graphical user interface.

DataGrip

DataGrip is database IDE that is tailored to suit specific needs of professional SQL developers.

DB Designer Fork

DB Designer Fork is a fork of the fabFORCE DBDesigner 4. It integrates entity relationship design, front-end (you can run queries), and SQL exporting

DBeaver

Free multi-platform database tool for developers, SQL programmers, database administrators and analysts.

DbSchema

DbSchema is diagram designer and query tool.

DbWrench

Database design and synchronization tool

Database Schema Diagram Foreign Key

Enterprise Architect

Enterprise Architect is a visual modeling and design tool based on the OMG UML.

Lucidchart

Online diagram application makes it easy to sketch and share professional flowchart diagrams.

ModelSphere

Open ModelSphere is a powerful data, process and UML modeling tool - supporting user interfaces in English and French.

A database schema is the blueprints of your database, it represents the description of a database structure, data types, and the constraints on the database. And designing database schemas is one of the very first and important steps to start developing any software/website.

To help you determine the right tool for you to design database schema diagrams, we've curated a list of 5 of the best free online tools to do it.

Top 5 Free Database Diagram (ERD) Design Tools

dbdiagram.io

Pricing: Free with unlimited objects and diagrams

• dbdiagram.io is a quick and simple database designer to help you draw your database diagrams using their own Domain-specific language (DSL).
• They have a simple language to define, you can easily edit/copy without leaving keyboard
• They focus exclusively on drawing database relationship diagrams
• Allow you to save and share your diagrams online.
• Designed for developers, DBA, data analysts
• Their UI looks simple and neat, with pretty diagrams.

Draw.io

Database Schema Diagram Tool Windows 10

Pricing: Free for web-based usage, paid for Atlassian (Confluence/JIRA) apps.

• Draw.io is a free online diagram software for making flowcharts, process diagrams, etc.
• Allows different types of charts like flowcharts, org charts, UML, ER and network diagrams.
• Allows saving your diagrams to cloud storage services like GDrive, Dropbox and OneDrive, or to your own computer
• Visual interfaces not as nice as lucidchart.

Lucidchart

Pricing: Free with limited objects, $4.95-$20/month

• Lucidchart is cloud-based and collaborative diagram software. Lucidchart helps your team create not only database diagram but also flowcharts, process maps, UML models, org charts,.. on any device across the platform you already use.

• Free plan comes with a limit of 3 diagrams and 60 objects per diagram

• Good experience and collaborative

• Integrated with G Suite, Microsoft Office...

• Good if you are more of a designer and want drag-and-drop interface

SQLDBM

Pricing: Free (Beta) with unlimited diagrams and objects

Database Schema Diagram Tool Using

• SqlDBM offers you an easy, convenient way to design your database absolutely anywhere on any browser, working away without need for any extra database engine or database modelling tools or apps.
• They incorporates any needed database rules and objects such as database keys, schemas, indexes, column constraints and relationships
• Only support MySQL and MS SQL
• Support Forward Engineering and Reverse Engineering
• 100% drag and drop UI
• Support version history

Database Schema

QuickDBD

Database Schema Diagram Tool Software

Pricing: free for 1 public diagram and 10 tables, plans at $14/month for unlimited tables and private diagrams.

Best Database Schema Diagram Tool

• QuickDBD helps you quickly draw a diagram using just text input.
• It quickly captures ideas, and you can draw schema diagrams using only the keyboard.
• Support exporting to SQL, PDF and Word