Best Database Diagrams in 2025

gg is a free online diagram editor for flowcharts, process diagrams and network diagrams. It is also a light software architecture simulator.

Open Source freemium

A cloud-based diagram maker for companies, teams, and you.

Key Cacoo features:

Collaboration User-Friendly Interface Extensive Template Library Integration Options

Visit website

Online diagramming application.

Key draw.io features:

Free User-Friendly Interface Collaboration Integrations

Open Source

An open-source tool for generating flowcharts from text.

Key flowchart.fun features:

User-Friendly Interface Real-Time Collaboration No Sign-Up Required Automatic Layout

Open Source

Simplify and communicate complex information using data-linked diagrams.

Key Visio features:

Integration with Microsoft Ecosystem Wide Range of Templates and Shapes Cloud-Based Collaboration Robust Data Linking

LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.

Key LucidChart features:

User-Friendly Interface Collaboration Features Integration Capabilities Template Library

DbSchema - Visual Database Design & Management Tool.

Key DbSchema features:

User-friendly Interface Cross-platform Compatibility Schema Visualization Offline Support

Instead of starting with a blank screen, SmartDraw gives you the exact template you need.

Key SmartDraw features:

Ease of Use Extensive Template Library Collaboration Features Integration Capabilities

Easy database diagrams. Create, visualize and collaborate on your database entity relationship diagrams.

Key DrawSQL features:

Easy to Set-up and use Clean UI Free Trial

freemium $15.0 / Monthly

ER/Studio is the most comprehensive data modeling suite, connecting data modeling with data governance to deliver a future-proof framework for your enterprise’s data.

Key ER/Studio features:

User-Friendly Interface Comprehensive Data Modeling Collaboration Features Database Support

Toad Data Modeler product page. Easy-to-use, multi-platform database modeling.

Key Toad Data Modeler features:

Comprehensive Database Support User-Friendly Interface Advanced Modeling Features Collaboration and Version Control

MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.

Key MySQL Workbench features:

Intuitive Interface Comprehensive Toolset Visual Database Design Cross-Platform Support

Data modeling, schema design, and reporting tool for MongoDB and noSQL databases.

Key Moon Modeler features:

User-friendly Interface Multi-database Support Visual Modeling Script Generation

Free Trial $99.0 / One-off

Next-Gen ERD to Design, Explore and Document real world databases (big and messy ones ^^).

Key Azimutt features:

User-Friendly Interface Visualization of Database Schema Collaborative Features No Installation Required

Open Source freemium €7.0 / Monthly (Solo)