README.md


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<img src="https://github.com/0xProject/branding/blob/master/0x_Black_CMYK.png" width="200px" >

---

[0x][website-url] is an open protocol that facilitates trustless, low friction exchange of Ethereum-based assets. A full description of the protocol may be found in our [whitepaper][whitepaper-url].

This repository contains a Javascript library that makes it easy to build Relayers and other DApps that use the 0x protocol.

[![CircleCI](https://circleci.com/gh/0xProject/0x.js.svg?style=svg&circle-token=61bf7cd8c9b4e11b132089dfcffdd1be277d1e0c)](https://circleci.com/gh/0xProject/0x.js)
[![Coverage Status](https://coveralls.io/repos/github/0xProject/0x.js/badge.svg?branch=master&t=fp0cXD)](https://coveralls.io/github/0xProject/0x.js?branch=master)
[![Slack Status](http://slack.0xProject.com/badge.svg)](http://slack.0xProject.com)
[![Join the chat at https://gitter.im/0xProject/contracts](https://badges.gitter.im/0xProject/contracts.svg)](https://gitter.im/0xProject/contracts?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
[![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)

## Installation

0x.js ships as both a [UMD](https://github.com/umdjs/umd) module and a [CommonJS](https://en.wikipedia.org/wiki/CommonJS) package.

#### CommonJS *(recommended)*:

**Install**

```bash
npm install 0x.js --save
```

**Import**

```javascript
import {ZeroEx} from '0x.js';
```

#### UMD:

**Install**

Download the UMD module from our [releases page](https://github.com/0xProject/0x.js/releases) and add it to your project.

**Import**

```html
<script type="text/javascript" src="0x.js"></script>
```

## [Browse the 0x.js documentation][docs-url]

[website-url]: https://0xproject.com/
[whitepaper-url]: https://0xproject.com/pdfs/0x_white_paper.pdf
[docs-url]: https://0xproject.com/docs/0xjs