PHP SDK

Reliable File Management for PHP Applications

Build robust file handling systems with our mature PHP SDK. Use the Filestack PHP SDK to upload, transform, retrieve, overwrite, download, and delete files in PHP applications.

composer install

View PHP Docs

Basic PHP Upload

<?php
// Simple file upload and transformation
require_once 'vendor/autoload.php';

use Filestack\FilestackClient;

$client = new FilestackClient('YOUR_API_KEY');

// Upload a file
$filelink = $client->upload('/path/to/image.jpg');

echo 'Uploaded: ' . $filelink->url() . "\n";

// Transform the image
$transformedFilelink = $filelink
    ->resize(300, 300, 'crop')
    ->quality(80)
    ->save();

echo 'Transformed: ' . $transformedFilelink->url() . "\n";

Built for PHP Developers

Our PHP SDK follows PHP-FIG standards and best practices, providing a reliable, well-documented solution for all your file management needs.

PSR Compliant

Uses PSR-4 autoloading and is distributed through Composer.

Composer Ready

Easy installation via Composer with proper dependency management and semantic versioning support.

Error Handling

SDK operations throw Filestack exceptions when requests or transformations fail.

Memory Efficient

Supports standard uploads and optional Intelligent Ingestion for more resilient multipart uploads.

Legacy Support

Requires PHP 8.3 or later.

Trusted by innovative companies worldwide

Installation & Setup

Get started with our PHP SDK using Composer. Requires PHP 8.3 or later and Composer.

Composer Installation

composer require filestack/filestack-php

wget https://github.com/filestack/filestack-php/archive/master.zip

docker run --rm -v $(pwd):/app composer require filestack/filestack-php

📋 Requirements

✓ PHP 8.3 or later
✓ Composer

Basic Usage

Include via Composer autoloader:

<?php
require 'vendor/autoload.php'; 
use Filestack\FilestackClient; 
$client = new FilestackClient('YOUR_API_KEY');

Complete PHP Implementation

// Complete working example
<?php
require_once 'vendor/autoload.php';

use Filestack\FilestackClient;

$client = new FilestackClient('YOUR_API_KEY');

try {
    $filelink = $client->upload('/path/to/image.jpg');
    echo 'Uploaded: ' . $filelink->url() . PHP_EOL;

    $transformedFilelink = $filelink
        ->resize(300, 300, 'crop')
        ->quality(80)
        ->save();

    echo 'Transformed: ' . $transformedFilelink->url() . PHP_EOL;

} catch (\Exception $error) {
    echo 'Error: ' . $error->getMessage() . PHP_EOL;
}

Integrate PHP File Processing

Join thousands of PHP developers who trust Filestack for reliable, scalable file management. From simple uploads to complex processing workflows, we’ve got you covered.