Website • Quick Start • Docs • Blog • Discord • Twitter

📦 Uploadcare Blocks: stack-agnostic library for uploading, processing, and editing images on-the-fly

Uploadcare Blocks is a powerful JavaScript library for creating custom file-handling services. It includes various interactive and customizable UI components to enhance users' file uploading and processing experience. As a bonus, you receive all the Uploadcare's versatile file-handling capabilities, including smart CDN, MIME-type filtering, signed uploads, and even more.

See Uploadcare Blocks in action!

Core features

• File Uploader — implement file-managing functionality with minimal or comprehensive interfaces in just a few minutes.

• Adaptive Images — build responsive user interfaces that adapt to various screen sizes and devices, ensuring a performant experience across platforms.
• Cloud Image Editor — edit, transform, and process images right from a browser on-the-fly.
• Uploadcare power and features — upload, process, deliver, and manage images without building custom infrastructure.

• Coming soon! Web Components for any media content management like audio, video, image galleries, and more.

Why Uploadcare Blocks?

Rapid integration

We provide a ready-to-use set of UI components for file handling. It saves you valuable development time and effort, allowing you to focus on other core aspects of your application. You even don't need to build a stage while developing — just run the code directly from the browser.

Cross-platform compatibility

Uploadcare Blocks are designed to work seamlessly across various platforms and frameworks. Whether you're building a web application using React, Vue.js, Angular, Svelte, or other frameworks, you get integrations and support for various development environments.

Developer-friendly

The library comes with modern technologies at your fingertips, like Web Components, ESM-level code sharing, and other cutting-edge web standards. Uploadcare Blocks is designed lightweight with minimum external dependencies for a cheap security audit.

Typescript support

We use JSDoc type annotations and type definitions (*.d.ts files) for TypeScript static analysis support during development.

🚀 Getting started

From CDN

1. Connect Uploadcare Blocks directly from your document replacing {{PACKAGE_VERSION}} with the latest version of the package:

<script type="module">
  import * as LR from 'https://cdn.jsdelivr.net/npm/@uploadcare/blocks@{{PACKAGE_VERSION}}/web/blocks.min.js';

  LR.registerBlocks(LR);
</script>

2. Start using Uploadcare Blocks in your application markup (don't forget to specify {{PACKAGE_VERSION}} with the latest one):

<link
  rel="stylesheet"
  href="https://cdn.jsdelivr.net/npm/@uploadcare/blocks@{{PACKAGE_VERSION}}/web/lr-file-uploader-regular.min.css"
/>

<lr-file-uploader-regular ctx-name="my-uploader"> </lr-file-uploader-regular>

3. Configure Uploadcare Blocks and add your personal public key to the project. Discover the instructions in the following section.

From NPM

1. Install Uploadcare Blocks package: npm i --save-exact @uploadcare/blocks
2. Connect Blocks from your script file:

import * as LR from '@uploadcare/blocks';

LR.registerBlocks(LR);

3. Start using Uploadcare Blocks in your application markup and replace {{PACKAGE_VERSION}} with the latest version of the package:

<link
  rel="stylesheet"
  href="https://cdn.jsdelivr.net/npm/@uploadcare/blocks@{{PACKAGE_VERSION}}/web/lr-file-uploader-regular.min.css"
/>

<lr-file-uploader-inline ctx-name="my-uploader"> </lr-file-uploader-inline>

4. Configure Uploadcare Blocks and add your personal public key to the project. Discover the instructions in the following section.

Configuration

All configurations in Uploadcare Blocks are managed from lr-config block.

1. Sign up to Uploadcare.
2. Get a Public API key in Uploadcare project's dashboard.
3. Add a lr-config block to your markup and replace YOUR_PUBLIC_KEY with your own public key:

<lr-config ctx-name="my-uploader" pubkey="YOUR_PUBLIC_KEY"></lr-config>

4. Make sure that your config block uses the same ctx-name attribute value as your solution block.

Discover more about Uploadcare Blocks configuration in our documentation.

Deep dive in Uploadcare Blocks 🛠

Follow our step-by-step installation guide to launch Uploadcare Blocks in a few minutes and set it up based on your needs.

Browser support

Latest desktop and mobile stable versions of Chrome, Edge, Firefox, Opera, and Safari are supported.

Internet Explorer is outdated and not supported anymore.

Framework support

Uploadcare Blocks is a framework-agnostic solution, so you can use it with any runtime you like. Discover the integration examples:

• React
• Vue
• Angular
• Svelte

All the source code is accessible and works in raw mode. Use developer tools to dive into details.

Contribution

You’re always welcome to contribute:

• Create issues every time you feel something is missing or goes wrong.
• Provide your feedback or drop us a support request at [email protected].
• Ask questions on Stack Overflow with "uploadcare" tag if others can have these questions as well.
• Fork project, make changes and send it as pull request. For launching the developing mode follow these commands:
  • Install dependencies: npm install.
  • Start local dev-server: npm run dev.
• Star this repo if you like it ⭐️