Moon Modeler is a powerful and user-friendly data modeling tool tailored for NoSQL databases. It supports MongoDB and Mongoose ODM out of the box, and can also be used with Amazon DocumentDB, Azure Cosmos DB, and similar document-oriented databases.
With Moon Modeler, you can easily:
- Design clear and structured NoSQL data models
- Generate visual ER diagrams and schema documentation
- Create validation scripts and Mongoose schemas
- Export interactive HTML or PDF reports

Whether you’re designing from scratch or reverse-engineering an existing database, Moon Modeler helps you visualize, document, and communicate your data structure with clarity. Ideal for developers, architects, and teams working with MongoDB or other NoSQL platforms.
Key Features of Moon Modeler
- Visual creation of ER diagrams for NoSQL databases like MongoDB and Mongoose
- Support for database-specific features (e.g., capped collections, validation levels)
- User-friendly interface with customizable diagram settings
- Forward engineering and code generation for MongoDB and Mongoose
- Reverse engineering of existing MongoDB databases
- Secure SSL/TLS connections to cloud-based solutions
- Interactive HTML report generation and PDF export
- Conversion of MongoDB projects to Mongoose models
- Support for multiple diagrams within a single project
Quick start guides
Explore our step-by-step guides to get started with Moon Modeler:
These guides will help you:
- Reverse engineer existing databases
- Create and visualize MongoDB
- Draw Mongoose schemas
- Generate validation scripts
- Export diagrams to images, PDF and generate documentation in HTML format
Editions: Basic and Professional
Moon Modeler is available in two editions to suit different needs:
Basic Edition – Ideal for individual developers and small projects. Includes:
- Visual schema design for MongoDB and Mongoose
- Forward and reverse engineering for MongoDB
- PDF export of diagrams
- Basic diagram customization options
Professional Edition – Designed for teams and advanced users. Includes all Basic features plus:
- Secure SSH/SSL/TLS connections to databases
- Multiple diagrams within a single project
- Interactive HTML report generation
- Conversion of MongoDB projects to Mongoose models
- Ability to run multiple instances of the application
Video Overview
Watch this short video to see how Moon Modeler simplifies NoSQL database modeling.
Duration: 3 minutes
FAQ
Moon Modeler is an intuitive data modeling tool tailored for MongoDB and NoSQL databases, enabling users to visually structure collections, documents, and references effortlessly.
Moon Modeler provides multiple export options, allowing you to generate PNG, PDF, and interactive HTML documentation with customizable themes for clear and structured database visualization.
Moon Modeler is a standalone desktop application available for Windows, macOS, and Linux. It does not store database connections or data models in the cloud. You are in complete control of your data at all times.
Luna Modeler is designed for relational databases such as Oracle, PostgreSQL, MySQL, SQL Server, MariaDB, and SQLite, while Moon Modeler specializes in NoSQL database schema design, particularly for MongoDB.
Yes, Moon Modeler offers extensive customization options. You can define custom properties for database objects, visualize those properties within your diagrams, and even create custom code generation templates. This flexibility allows you to tailor the tool to match your specific development workflow and output requirements.
Moon Modeler provides a variety of themes and display settings designed to improve diagram clarity and professionalism. Whether you’re crafting internal documentation or presenting to clients, customizable visual styles – including professional layouts and hand-drawn effects – allow you to adapt the diagram’s appearance to your audience, ensuring readability and consistency.