Best Object Relational Mapper (ORM) Products in 2025

Automatically generates beautiful and easy-to-read ER diagrams from your database.

Key Liam ERD features:

Modern and Interactive UI High Performance CI/CD Friendly Open Source & Community-Driven

Open Source free

Build powerful web apps, and create your custom agentic AI apps, no code needed!

Key Momen features:

Real-time preview Momen AI Infinite canvas Custom components

Visit website freemium

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

Online diagramming application.

Key draw.io features:

Free User-Friendly Interface Collaboration Integrations

Open Source

Free, simple, and intuitive online database design tool and SQL generator.

Key drawDB features:

User-friendly Interface Collaborative Features Integration Capabilities Variety of Templates

SqlDBM - Online Database Modeler.

Key SQL Database Modeler features:

User-Friendly Interface Cloud-Based Collaboration Features Import/Export Capabilities

Application and Data, Languages & Frameworks, and Microframeworks (Backend).

Key Propel ORM features:

Active Record Pattern Code Generation Cross-Database Support Powerful Query Builder

ERDLab | Entity-Relationship Diagram Tool for Professionals.

Key ERDLab features:

Comprehensive Learning Platform User-Friendly Interface Community Engagement Up-to-date Content

Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple.

Key ExpressJS features:

Fast Setup Middleware Support Extensibility Performance

Open Source

a microframework for Python based on Werkzeug, Jinja 2 and good intentions.

Key Flask features:

Simplicity Flexibility Extensibility Documentation

Open Source

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)

Hibernate an open source Java persistence framework project.

Key Hibernate features:

Object-Relational Mapping Automatic Table Generation HQL (Hibernate Query Language) Caching

Open Source

Classy web-development dressed in a DSL.

Key Sinatra features:

Lightweight Simplicity Quick to Set Up Flexibility

Open Source

Provides access to a MySQL database by mapping database entries to objects and vice-versa.

Key Sequelize features:

ORM Abstraction Cross-database compatibility Query Builder Active Community and Ecosystem

Open Source