Generate ER Diagram of Existing Models in Laravel

If you are working on a project which have lot of Models and Relationship complexities and you thinking about how easy it would be if you had an ER diagram to understand the complexities of the database structure.

BeyondCode has introduced a very cool Laravel package which will generate ER diagram for your existing project Models, and with ease.

Here is how you can generate ER Diagram with laravel-er-diagram-generator package.

Requirements

This package is dependent on  GraphViz to generate the ER diagram, Thus first we will install this dependency.

Livewire Component Library
sudo apt-get install graphviz

Installation

You can install this package via composer

composer require beyondcode/laravel-er-diagram-generator --dev

If you are using Laravel 5.5+, the package will automatically register the service provider for you.

Install Laravel ER Generator

Generating ER Diagram

By default, the package will automatically detect all models in your app directory that extend the Eloquent Model class. If you would like you explicitly define where your models are located, you can publish the configuration file using the following command.

php artisan vendor:publish --provider=BeyondCode\\ErdGenerator\\ErdGeneratorServiceProvider

 

That’s it run the following command to generate ER diagrams.

php artisan generate:erd

ER diagram image file will be saved as graph.png on your project root.

 

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