Filestack File Uploader & File Upload API

Simple file uploader & powerful APIs to upload, transform & deliver any file into your app.
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Here’s what the #1 developer service for content can do for your business.

UPLOAD

Get user content from anywhere and dramatically improve any file or video upload with a powerful, easy to use API. Uploads, URL ingestion and iOS/Android device integration are all made fast and #1 file uploader for developers.

TRANSFORM

Prepare content to be just right. Easily transform, convert and optimize images, files and videos right on the network-before it even arrives in your app.

DELIVER

Content in Context. Prepare responsive audio, video, image and document files to be delivered fast, optimized and secure, powered by the Filestack CDN. Easily display content inside your application with the Filestack embeddable viewer.

#1 Developer Service for File Uploads

Get user content from anywhere and improve file and video upload with a powerful, easy to use API.
import * as filestack from 'filestack-js';
const client = filestack.init('YOUR API KEY');
client.upload(fileObject).then(data =>console.log(data.url));
gem 'filestack'
client = FilestackClient.new('YOUR_API_KEY', security: security_object)
filelink = client.upload(filepath: '/path/to/file')
$ composer require --prefer-dist filestack/filestack-php

use Filestack\FilestackClient;

$client = new FilestackClient('YOUR_API_KEY');
$filelink = $client-upload('/path/to/file');
$ pip install filestack-python

from filestack import Client client = Client("")

params = {'mimetype': 'image/png'}
new_filelink = client.upload(filepath="path/to/file", params=params)
print(new_filelink.url)

SDKs for quick integration

Never worry about updating API integrations again with our Libraries & SDKs.

100X more reliable mobile uploads

Mobile uploads often fail, so we created the Content Ingestion Network (CIN) to make uploads 100X more reliable.
  • Filelink instantly available
  • Asynchronous upload from the Filestack storage to your storage location
See how easy uploads can be with Filestack.

Powerful image transformation for you and your customers

Give your customers the power to manipulate their images, before they upload. Easily transform, convert and optimize images or apply beautiful effects and filters to any image.

URL-Based Transformations

Apply immediate transformations to any image or video right on the network – before it ever arrives in your app.
https://cdn.filestackcontent.com/key-here/resize=height:200/file-id-here

DOCUMENT CONVERSION FOR ANY FILE TYPE

Convert files, graphic documents and webpages through a URL-based API, with no infrastructure to own or manage.

AUDIO & VIDEO CONVERSION

Easily convert audio/video formats by calling on the Filestack API. Reliably convert between formats without impact to your infrastructure.

Reliable, Secure File Delivery

Applications require responsive files. Prepare responsive audio, video, image and document files to be delivered fast, optimized and secure.
See how easy it can be to instantly transform any file or image.

Object Detection

{
"apparel": 84,
"canopy": 74,
"clothing": 84,
"coat": 84,
"crowd": 81,
"festival": 59,
"human": 99,
"people": 77,
"person": 99,
"umbrella": 70
}

Explicit Content Detection

{
"sfw": true
}

Filter Content

Filestack OCR

Automating data capture has never been easier. Our OCR SDK helps digitize documents to extract data without lifting a finger.
Content Intelligence simplified with Filestack. Let us tell you how.

Virus Detection delivered with Filestack Workflows

Scan every file during upload to check for malicious content. Immediately quarantine any dangerous file so your app stays secure.

Filestack is the only Secure File Handling Service for Developers

In the age of GDPR and consumer security, Filestack is focused on creating a Secure File Handling Service built for developers.

Frequently Asked Questions

How do I upload files using Filestack?

You can upload files using Filestack by integrating our powerful APIs that allow you to upload, transform, and deliver content easily.

What are the benefits of using Filestack?

Filestack provides a set of tools and powerful APIs that allow you to upload, transform, and deliver content easily. Our beautiful UI integrations provide great experiences for your users, and our API lets you quickly and seamlessly oversee all your file management needs.

How do I get started?

You can get started with Filestack by signing up for free and then logging in to your Developer´s Portal.

What types of files can I upload?

You can upload various file types including images (JPEG, PNG, GIF), documents (PDF, DOCX, TXT), audio (MP3, WAV), and video files (MP4, AVI).

Are there any file upload limits?

Upload limits typically depend on your subscription plan, but generally include size limits per file and total storage capacity. For specific limits, please refer to your plan details.

What are some of the use cases of Filestack?