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reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["address","base58","bch","bitcoin","bitcoin-cash","bitpay","cash-address","cryptocurrency","encoding","javascript","library","translation"],"created_at":"2025-05-31T19:09:34.219Z","updated_at":"2026-04-02T18:45:52.793Z","avatar_url":"https://github.com/ealmansi.png","language":"JavaScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"# BchAddr.js: Bitcoin Cash general purpose address translation for Node.js and web browsers.\n\n[![Build Status](https://travis-ci.org/ealmansi/bchaddrjs.svg?branch=master)](https://travis-ci.org/ealmansi/bchaddrjs) [![Coverage Status](https://coveralls.io/repos/github/ealmansi/bchaddrjs/badge.svg?branch=master)](https://coveralls.io/github/ealmansi/bchaddrjs?branch=master)\n[![JavaScript Style Guide](https://img.shields.io/badge/code_style-standard-brightgreen.svg)](https://standardjs.com)\n\n[![NPM](https://nodei.co/npm/bchaddrjs.png?downloads=true)](https://nodei.co/npm/bchaddrjs/)\n\n[![JavaScript Style Guide](https://cdn.rawgit.com/feross/standard/master/badge.svg)](https://github.com/feross/standard)\n\nPlug \u0026 Play JavaScript library for all Bitcoin Cash address format translation needs. Easy-to-use, thoroughly tested, and feature complete.\n\nSupport for the new Bitcoin Cash address [format](https://github.com/Bitcoin-UAHF/spec/blob/master/bchaddr.md) which improves upon [BIP 173](https://github.com/bitcoin/bips/blob/master/bip-0173.mediawiki), as well as the Bitpay and Legacy formats.\n\nTest out a demo address translator powered by BchAddr.js [here](https://bitcoincashjs.github.io/address/).\n\n## Installation\n\n### Using NPM or Yarn\n\n```bsh\n$ npm install bchaddrjs\n$ yarn add bchaddrjs\n```\n\n### Manually\n\nYou may also download the distribution file manually and place it within your third-party scripts directory: [dist/bchaddrjs-0.5.2.min.js](https://unpkg.com/bchaddrjs@0.5.2/dist/bchaddrjs-0.5.2.min.js).\n\n## Usage\n\n### In Node.js\n\n```javascript\n// Common-JS\nvar bchaddr = require('bchaddrjs');\n\n// ES6 modules\nimport bchaddr from 'bchaddrjs';\n```\n\n### Browser\n\n#### Script Tag\n\nYou may include a script tag in your HTML and the `bchaddr` module will be defined globally on subsequent scripts.\n\n```html\n\u003chtml\u003e\n  \u003chead\u003e\n    ...\n    \u003cscript src=\"https://unpkg.com/bchaddrjs@0.5.2/dist/bchaddrjs-0.5.2.min.js\"\u003e\u003c/script\u003e\n  \u003c/head\u003e\n  ...\n\u003c/html\u003e\n```\n\n## Code Examples\n\n### Supported formats, networks and address types.\n```javascript\nvar Format = bchaddr.Format; // Legacy, Bitpay or Cashaddr.\nvar Network = bchaddr.Network; // Mainnet or Testnet.\nvar Type = bchaddr.Type; // P2PKH or P2SH.\n```\n\n### Test if a string is a valid Bitcoin Cash address of any type, in any format.\n```javascript\nvar isValidAddress = bchaddr.isValidAddress;\n\nisValidAddress(null) // false\nisValidAddress('') // false\nisValidAddress('some invalid address') // false\nisValidAddress('bc1qar0srrr7xfkvy5l643lydnw9re59gtzzwf5mdq') // false\nisValidAddress('1B9UNtBfkkpgt8kVbwLN9ktE62QKnMbDzR') // true\nisValidAddress('CScMwvXjdooDnGevHgfHjGWFi9cjk75Aaj') // true\nisValidAddress('qph5kuz78czq00e3t85ugpgd7xmer5kr7c5f6jdpwk') // true\nisValidAddress('bitcoincash:qph5kuz78czq00e3t85ugpgd7xmer5kr7c5f6jdpwk') // true\n```\n\n**Note: You can use this function to check if any input is a valid Bitcoin Cash address.\u003cbr\u003eOther functions in this library will throw an `InvalidAddressError` on invalid inputs.**\n\n### Test for address format.\n```javascript\nvar isLegacyAddress = bchaddr.isLegacyAddress;\nvar isBitpayAddress = bchaddr.isBitpayAddress;\nvar isCashAddress = bchaddr.isCashAddress;\n\nisLegacyAddress('1B9UNtBfkkpgt8kVbwLN9ktE62QKnMbDzR') // true\nisLegacyAddress('qph5kuz78czq00e3t85ugpgd7xmer5kr7c5f6jdpwk') // false\nisBitpayAddress('CScMwvXjdooDnGevHgfHjGWFi9cjk75Aaj') // true\nisBitpayAddress('1B9UNtBfkkpgt8kVbwLN9ktE62QKnMbDzR') // false\nisCashAddress('qph5kuz78czq00e3t85ugpgd7xmer5kr7c5f6jdpwk') // true\nisCashAddress('CScMwvXjdooDnGevHgfHjGWFi9cjk75Aaj') // false\n```\n\n### Test for address network.\n```javascript\nvar isMainnetAddress = bchaddr.isMainnetAddress;\nvar isTestnetAddress = bchaddr.isTestnetAddress;\n\nisMainnetAddress('1P238gziZdeS5Wj9nqLhQHSBK2Lz6zPSke') // true\nisMainnetAddress('mnbGP2FeRsbgdQCzDT35zPWDcYSKm4wrcg') // false\nisTestnetAddress('qqdcsl6c879esyxyacmz7g6vtzwjjwtznsggspc457') // true\nisTestnetAddress('CeUvhjLnSgcxyedaUafcyo4Cw9ZPwGq9JJ') // false\n```\n\n### Test for address type.\n```javascript\nvar isP2PKHAddress = bchaddr.isP2PKHAddress;\nvar isP2SHAddress = bchaddr.isP2SHAddress;\n\nisP2PKHAddress('1Mdob5JY1yuwoj6y76Vf3AQpoqUH5Aft8z') // true\nisP2PKHAddress('2NFGG7yRBizUANU48b4dASrnNftqsNwzSM1') // false\nisP2SHAddress('H92i9XpREZiBscxGu6Vx3M8jNGBKqscBBB') // true\nisP2SHAddress('CeUvhjLnSgcxyedaUafcyo4Cw9ZPwGq9JJ') // false\n```\n\n### Detect address format.\n```javascript\nvar detectAddressFormat = bchaddr.detectAddressFormat;\n\ndetectAddressFormat('qqdcsl6c879esyxyacmz7g6vtzwjjwtznsggspc457') // Format.Cashaddr\ndetectAddressFormat('CScMwvXjdooDnGevHgfHjGWFi9cjk75Aaj') // Format.Bitpay\n```\n\n### Detect address network.\n```javascript\nvar detectAddressNetwork = bchaddr.detectAddressNetwork;\n\ndetectAddressNetwork('1P238gziZdeS5Wj9nqLhQHSBK2Lz6zPSke') // Network.Mainnet\ndetectAddressNetwork('qqdcsl6c879esyxyacmz7g6vtzwjjwtznsggspc457') // Network.Testnet\n```\n\n### Detect address type.\n```javascript\nvar detectAddressType = bchaddr.detectAddressType;\n\ndetectAddressType('1P238gziZdeS5Wj9nqLhQHSBK2Lz6zPSke') // Type.P2PKH\ndetectAddressType('3NKpWcnyZtEKttoQECAFTnmkxMkzgbT4WX') // Type.P2SH\n```\n\n### Translate address from any address format into a specific format.\n```javascript\nvar toLegacyAddress = bchaddr.toLegacyAddress;\nvar toBitpayAddress = bchaddr.toBitpayAddress;\nvar toCashAddress = bchaddr.toCashAddress;\n\ntoLegacyAddress('qph5kuz78czq00e3t85ugpgd7xmer5kr7c5f6jdpwk') // 1B9UNtBfkkpgt8kVbwLN9ktE62QKnMbDzR\ntoBitpayAddress('1B9UNtBfkkpgt8kVbwLN9ktE62QKnMbDzR') // CScMwvXjdooDnGevHgfHjGWFi9cjk75Aaj\ntoCashAddress('1B9UNtBfkkpgt8kVbwLN9ktE62QKnMbDzR') // bitcoincash:qph5kuz78czq00e3t85ugpgd7xmer5kr7c5f6jdpwk\n```\n\n## Documentation\n\n### Generate and Browse Locally\n\n```bsh\n$ npm run docs\n```\n\n### Online\n\nBrowse automatically generated jsdocs [online](https://emilio.almansi.me/bchaddrjs/module-bchaddr.html).\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fealmansi%2Fbchaddrjs","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fealmansi%2Fbchaddrjs","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fealmansi%2Fbchaddrjs/lists"}