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Top 10 Best Free Data Modeling Tools In 2022

best data modeling tools

Best Free Data Modeling Tools In 2022: Data modelling  is the process of building a data model for the data to be kept in a database. It theoretically depicts data items, the relationships between distinct data objects, and the rules.

Using Data Modeling Tools makes it easy to build a database structure from diagrams, so you can get the exact structure of data you need. A list of the best data modelling tools, including popular features and links to the most recent downloads, is provided below. The list comprises both open-source (free) and commercial (paid) free Data Modeling Tools.

What is data modelling?

A data model is a strategy or methodology for assigning a new purpose or meaning to data (data needs). The method translates sophisticated software architecture into a simple, easy-to-understand graphic with the data flow. In basic terms, whatever data we have, in order to save that data in a database, we have to convert it into a specified form (i.e., a data model needs to be constructed) (i.e., a data model needs to be created). As a result of the ease with which data may be connected and understood graphically, data modelling tools make it possible to create diagrams.

What are the Data Modeling Tools?

Data modelling is the process of using different methods and strategies on data to make it more useful and easier for users to understand. To put it another way, it’s a tool for simplifying complex software designs. Users of Data Modeling Tools can make diagrams (figures and charts) because it is easy to understand and connect data in a diagram.

Benefits of Data Modeling Tools:

  • Combine information from different sources that may or may not be able to talk to each other well.
  • Big data may be easily accessed by using free Data Modeling Tools.
  • Know your business by trying out pictorial explanations of hard subjects.

10 Best Data Modeling Tools

We’ve compiled a list of the top ten Data Modeling Tools in this post. Let’s review the Free Data Modeling Tools one-by-one:

#1) ER/Studio

Enterprise Resource Planning/Studio (ER/Studio) is the industry standard for data architecture. It integrates multiple-platform data modelling, business process modelling, and enterprise metadata for enterprises of any size.


  • A solid foundation for data governance may be built by mapping out your complicated data landscapes.
  • Catalog your present data assets and sources, and track their end-to-end data lineage.
  • Specify sensitive data items that need heightened security to resist audits.
  • Also, document and create hierarchical structures such as for JSON, MongoDB, and Google BigQuery using logical data models.
  • Build a consistent data architecture for data at rest, data in transit, and data in use.

#2) DbSchema

Design and administer any database visually using DbSchema’s drag-and-drop interface. The tool lets you visually create and interact with the database schema, design the schema as a team and deploy it on many databases, make HTML5 diagram documentation, visually explore the data and write queries, and do a lot more.


  • Create schema as a team and deploy it across multiple databases.
  • Generate migration scripts based on a comparison of schema versions.
  • Relational Data Explorer and Visual Query Builder Schema Synchronization, Random Data Generator, Data Loader, and Database Reports are all included in the HTML5 documentation.

#3) ConceptDraw

A third option is ConceptDraw’s SQL Editor with AutoComplete. Business-specific add-ons for ConceptDraw DIAGRAM make it easy to create infographics, flowcharts, and other visual representations of business data.


  • When it comes to creating tools, there’s no better tool than ConceptDraw DIAGRAM v12.
  • Enhance the effectiveness of your public speaking by strengthening your ability to communicate effectively.
  • You may utilise highly essential business KPIs and track them with live object technology.

#4) Erwin Data Modeler

Erwin is a data modelling tool which is used to generate logical, physical, and conceptual data models. In data modeling, it is one of the best ways to turn a physical model into a database.


  • It allows you to model any data from anywhere.
  • For both commercial and technical users, it offers centralised model administration and collaboration.
  • The tool employs business data standards to drive data quality.
  • The graphical user interface in Erwin Data Modeler makes it simple to get started.
  • The model and database are automatically compared.
  • Efficiently synchronise data description code forward and reverse engineering.
  • You can get data from CRM, ERP, and other systems and use it to make more accurate models.

#5) Archi

Archi is a cost-effective solution to enterprise architects and modelers. It supports analysis, description, and visualization of architecture across business domains. Features:

  • You can quickly and intuitively create all ArchiMate elements in ArchiMate views.
  • The tool provides dynamic viewpoints that allow you to change the ArchiMate viewpoint at any time.
  • It has hints view that gives you the element information at your fingertips.
  • This software displays the selected model element and all its relationships with other model elements in a radial-tree graphic.
  • This data modelling tool allows you to brainstorm your ideas.
  • The tool enables you to create and edit your canvas.


The SqlDBM tool gives a simple approach to building your database on any browser, working away without the need for any additional database engine or database modelling tools or apps.


  • You can manage large and small databases and data models effortlessly.
  • A preexisting database schema may be imported using this tool.
  • With this programme, you may develop a physical model or ERD of your database and add the database, tables, their columns, and relationships.

#7) Sparx Systems Enterprise Architect

The Sparx system is a diagram design tool for modelling, documenting, implementing, and maintaining object-oriented features.


  • It helps you handle a project effectively.
  • It provides a high-performance model repository and offers end-to-end traceability.
  • effective document generation

#8) Toad Data Modeler

Toad is a tool for data modelling that improves productivity by using a lot of automation, simple processes, and built-in knowledge. This programme handles code modification and encourages the highest standards of quality.


  • Access essential data quickly for in-place analysis and single-click export to an Excel instance.
  • It can quickly find differences by comparing and syncing servers, data, and schemas.
  • Rollback transactions immediately from the transaction log without the need to restore from a backup
  • Get strong query tuning capabilities.
  • Work with many SQL instances and servers by running scripts and T-SQL code.
  • Automate repetitive tasks like data and schema comparisons.
  • Get free performance health checks benchmarked by the community.
  • Perform application performance tweaking using automatic query rewrites and optimization.

#9) PgModeler

PgModeler is an open-source tool that makes it easy to create and change database models.The most basic objects, such as a single column, may be created with this tool, and the user can specify operators, functions, and the language they want to use.


  • PgModeler provides an extra feature that allows geographic data types and a translatable user interface.
  • It is one of the greatest open source Data Modeling Tools that automatically produces columns and constraints.
  • The programme employs a reverse engineering technique to generate a trustworthy model based upon an existing database.
  • It provides complete access to its source code as well as to the contents of any created file.
  • You can recover prior work in the event of failure.
  • It contains a validation mechanism that provides an automatically error-free database model.
  • You may change the bulk of its features.
  • SQL scripts may be used to bring the model and database into sync.
  • It automates procedures utilising the Command Line Interface (CLI) (CLI).
  • In addition to SQL files, PNG files, and PostgreSQL servers, you can also use this tool to generate model reports.

#10) DeZign for Databases

The Dezign tool allows you to see your data structures to construct a new database or comprehend your existing database.


  • Developers benefit from an easy-to-use yet powerful data modelling tool.
  • You can use this tool to create an Entity Relationship Diagram (ERD) (ERD) graphically.
  • Navigate a huge diagram using the Pan and Zoom windows.
  • Various data modelling approaches are supported.


Currently, there are different Data Modeling Tools that may allow you to extract useful insights from vast quantities of data. We’ll go through ten of the top Data Modeling Tools for 2022 in this post. What are your thoughts on this piece? Did it assist you or is anything wrong listed here?

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