Gii Extension for Yii 2

This extension provides a Web-based code generator, called Gii, for Yii framework 2.0 applications. You can use Gii to quickly generate models, forms, modules, CRUD, etc.

For license information check the LICENSE-file.

Documentation is at docs/guide/

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The preferred way to install this extension is through composer.

Either run

php composer.phar require --dev --prefer-dist yiisoft/yii2-gii

or add

"yiisoft/yii2-gii": "~2.1.0"

to the require-dev section of your composer.json file.


Once the extension is installed, simply modify your application configuration as follows:

return [
    'bootstrap' => ['gii'],
    'modules' => [
        'gii' => [
            'class' => 'yii\gii\Module',
        // ...
    // ...

You can then access Gii through the following URL:


or if you have enabled pretty URLs, you may use the following URL:


Using the same configuration for your console application, you will also be able to access Gii via command line as follows,

# change path to your application's base path
cd path/to/AppBasePath

# show help information about Gii
yii help gii

# show help information about the model generator in Gii
yii help gii/model

# generate City model from city table
yii gii/model --tableName=city --modelClass=City

Class Reference

Class Description
yii\gii\CodeFile CodeFile represents a code file to be generated.
yii\gii\Generator This is the base class for all generator classes.
yii\gii\GiiAsset This declares the asset files required by Gii.
yii\gii\Module This is the main module class for the Gii module.
yii\gii\components\DiffRendererHtmlInline Renders diff to HTML. Output adjusted to be copy-paste friendly.
yii\gii\console\GenerateController This is the command line version of Gii - a code generator.
yii\gii\generators\controller\Generator This generator will generate a controller and one or a few action view files.
yii\gii\generators\crud\Generator Generates CRUD controller and views.
yii\gii\generators\extension\Generator This generator will generate the skeleton files needed by an extension.
yii\gii\generators\form\Generator This generator will generate an action view file based on the specified model class.
yii\gii\generators\model\Generator This generator will generate one or multiple ActiveRecord classes for the specified database table.
yii\gii\generators\module\Generator This generator will generate the skeleton code needed by a module.