> For the complete documentation index, see [llms.txt](https://docs.acymailing.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.acymailing.com/acymailer/sdks-installation.md).

# SDKs installation

## PHP

You can install the AcyMailing Sending Service library via Composer for your PHP project, here is how to do it.

```sh
composer require acymailing/sending-service
```

Once this is done don't forget to add the autoload file if that isn't already done:

```php
require_once 'vendor/autoload.php';
```

You can now use the AcyMailing Sending Service library by initialising it this way

```php
$acymailer = new AcyMailer\SendingService('your-license-key');
```

## Node

You can install the AcyMailing Sending Service library via npm for your node project, here is how to do it:

```sh
npm i @acymailing/sending-service
```

You can now use the AcyMailing Sending Service library by initialising it this way:

```javascript
const mailer = new AcyMailer('your-license-key');
```