AES Encryption Explained: How It Works and Why It Matters
Jun 23, 2026
Quickly generate a .env file for your Laravel project with a simple form.
This tool helps you quickly create a .env file for your Laravel application. Follow these steps:
.env content updates in real-time as you fill in the fields..env file.Tip
After generating your .env, run php artisan key:generate in your terminal if you left APP_KEY blank, or use the built-in generator above.
The .env file is Laravel's environment configuration file. It stores sensitive information like database credentials, API keys, and application settings outside your codebase. Laravel loads these values using the env() helper function and the config/ files.
Place the .env file in the root directory of your Laravel project, alongside files like artisan, composer.json, and .gitignore. Laravel reads it automatically on every request.
No. The .env file contains sensitive credentials and should never be committed to version control. Laravel's default .gitignore already excludes it. Instead, commit a .env.example file with placeholder values that other developers can copy and customize.
You can generate an APP_KEY using this tool's built-in generator (click the dice icon next to APP_KEY), or run php artisan key:generate in your terminal after placing the .env file. Laravel uses APP_KEY for encryption (cookies, session data, encrypted values).
Laravel supports MySQL (port 3306), PostgreSQL (port 5432), SQLite (no host/port needed), and SQL Server (port 1433). Select your driver from the Database section and the default port will update automatically. For SQLite, you only need to set DB_DATABASE to the path of your database file.
Laravel supports SMTP (for Gmail, Mailtrap, SendGrid, etc.), Mailgun, Postmark, Amazon SES, Sendmail, and Log (writes to log files for testing). For local development, Log or a local SMTP server like Mailpit (port 1025) are common choices.
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