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 all the 0x developer tools written in TypeScript. Our hope is that these tools make it easy to build Relayers and other DApps that use the 0x protocol.

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

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)](https://chat.0xproject.com)
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### Core Packages

| Package | Version | Description |
|--------|-------|------------|
| [`0x.js`](/packages/0x.js) | [![npm](https://img.shields.io/npm/v/0x.js.svg?maxAge=2592000)](https://www.npmjs.com/package/0x.js) | A Javascript library for interacting with the 0x protocol |
| [`@0xproject/connect`](/packages/connect) | [![npm](https://img.shields.io/npm/v/@0xproject/connect.svg?maxAge=2592000)](https://www.npmjs.com/package/@0xproject/connect) | A Javascript library for interacting with the standard relayer api |
| [`@0xproject/contracts`](/packages/contracts) | | Smart contracts |
| [`@0xproject/website`](/packages/website) | | 0x website |
| [`@0xproject/subproviders`](/packages/subproviders) | [![npm](https://img.shields.io/npm/v/@0xproject/subproviders.svg?maxAge=2592000)](https://www.npmjs.com/package/@0xproject/subproviders) | Web3 subproviders |
| [`@0xproject/abi-gen`](/packages/abi-gen) | [![npm](https://img.shields.io/npm/v/@0xproject/abi-gen.svg?maxAge=2592000)](https://www.npmjs.com/package/@0xproject/abi-gen) | Tool to generate TS code from ABI |
| [`@0xproject/assert`](/packages/assert) | [![npm](https://img.shields.io/npm/v/@0xproject/assert.svg?maxAge=2592000)](https://www.npmjs.com/package/@0xproject/assert) | Standard type and schema assertions |
| [`@0xproject/json-schemas`](/packages/json-schemas) | [![npm](https://img.shields.io/npm/v/@0xproject/json-schemas.svg?maxAge=2592000)](https://www.npmjs.com/package/@0xproject/json-schemas) | 0x-related json schemas |
| [`@0xproject/monorepo-scripts`](/packages/monorepo-scripts) | | Shared monorepo scripts |
| [`@0xproject/tslint-config`](/packages/tslint-config) | [![npm](https://img.shields.io/npm/v/@0xproject/tslint-config.svg?maxAge=2592000)](https://www.npmjs.com/package/@0xproject/tslint-config) | Custom 0x project TSLint rules |
| [`@0xproject/types`](/packages/types) | [![npm](https://img.shields.io/npm/v/@0xproject/types.svg?maxAge=2592000)](https://www.npmjs.com/package/@0xproject/types) | Shared types |
| [`@0xproject/utils`](/packages/utils) | [![npm](https://img.shields.io/npm/v/@0xproject/utils.svg?maxAge=2592000)](https://www.npmjs.com/package/@0xproject/utils) | Shared utils |
| [`@0xproject/web3-wrapper`](/packages/web3-wrapper) | [![npm](https://img.shields.io/npm/v/@0xproject/web3-wrapper.svg?maxAge=2592000)](https://www.npmjs.com/package/@0xproject/web3-wrapper) | Web3 wrapper |
| [`@0xproject/kovan_faucets`](/packages/kovan-faucets) | | A faucet micro-service that dispenses test ERC20 tokens or Ether |