Complete file handling API for the web

Upload, store, optimize, and serve images, videos, and documents to billions of users.

Start now for free Explore platform

Upload

We solved the uploading for you: API with malware and NSFW filtering and a friendly lightweight UI widget.

Store

Built-in no-setup storage with REST API access and management.

Process

Get optimized images on the fly, transform videos, and convert documents without additional tools.

Deliver

Deliver to billions fast, anywhere. CDN is built-in and works with your files out of the box.

10,000+ developer teams trust uploadcare

1

uploading

Enable obsessively friendly file uploads

Friendly to users and developers alike. Our HTML5 uploading widget and underlying API fit your stack, tick every box, and look great on any device.

Lightweight

Responsive HTML5 widget with built-in image editor. Light on resources and developer time.

Lightspeed

Accelerated uploads to storage via our global CDN. Multipart, resumable, up to 5TB per file.

Customizable

Set up colors, accents and dark mode, or go deep with CSS & JS. Enable up to 12 file sources.

“It's the most painless, enjoyable flow out there. Awesome product. We all love Uploadcare dearly.”

200

{
    "event": "file.uploaded",
    "uuid": "564v...sgj6",
}

2

platform

Handle all files smart & RESTfully

Ship faster with a complete file platform in your toolbelt. Use integrated apps to validate, manage and analyze files. Create custom workflows and process in batch via REST API.

Image optimization
Reduce image size by up to 80% for better UX and SEO.
AVIF and WEBP on autopilot
Automatically convert images to the most efficient next-gen formats.
Image transformations
Crop, resize and adjust colors. All with simple URL commands.
AI object tagging
Gather accurate recognition data for people, objects and content.
Content info
Detailed media insights: MIME type, size, resolution, format & more.
Size and type filtering
Validate and filter all uploaded files server-side for safer, easier handling.
Malware scanner
Automatically prevent uploads of infected or malicious files.
Webhooks
Build custom file uploading and management workflows.
Custom metadata
Add custom info for stored files: order numbers, item IDs, user names...
Video processing
Encode, convert, resize, generate thumbnails – for videos and GIFs.
Document conversion
Accept, process and convert all modern office file formats.
Background removal
Isolate key content in any photo, accurately and 100% automatically.

3

smart cdn

Process media on the fly right before delivery time

Optimize images on our CDN before they’re sent to your app or website. Simply change URL parameters and hack away: the silicon for transformations is on us.

<img src='https://ucarecdn.com/0693...aae6/
Image ID
-/resize/1200x/
-/blur_region/faces/
-/filter/jadis/
-/format/auto/
-/quality/smart/
-/mirror/
Chain of transformations
my-image'
File name
/>

Chain 40+ operations

Add intuitive parameters to your asset’s URL to apply multiple transformations on the spot.

Automate image ops

Smart compression, backgrounds, cropping and more. Powered by AI and the world’s fastest image resizing algo.

Save bandwidth

Deliver optimized media that load much faster, while offloading resource-intensive transformations to our CDN.

“I definitely believe, don’t build image-processing systems yourself. You save a tremendous amount of time.”

The infra comes with the territory

The Uploadcare Smart CDN is rock-solid and lightning-fast in both directions. Secure uploads even on spotty connections, and deliver media anywhere as if it were cached next door. With no maintenance required.

325,000+nodes worldwide3cdn providers135countries99,99%guaranteed uptime

Best-in-class file uploaderIntegrated cloud storage & APIImage optimization to next-gen formatsContent-aware image crop and resizeDelivery through a worldwide CDN

Start for free

10,000 operations / mo, 5 GB
traffic / mo, 1 GB storage

Get started

No credit card required.