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A lightweight JavaScript library which can be used as an alternative to Web3.js to build your JavaScript front-end and interact with the Ethereum blockchain.

The ethers.js library aims to be a complete and compact library for interacting with the Ethereum Blockchain and its ecosystem. It was originally designed for use with ethers.io and has since expanded into a much more general-purpose library.

Features:

  • Keep your private keys in your client, safe and sound
  • Import and export JSON wallets (Geth, Parity and crowdsale)
  • Import and export BIP 39 mnemonic phrases (12 word backup phrases) and HD Wallets (English, French, Italian, Japanese, Korean, Simplified Chinese, Spanish, Traditional Chinese)
  • Meta-classes create JavaScript objects from any contract ABI, including ABIv2 and Human-Readable ABI
  • Connect to Ethereum nodes over JSON-RPC, INFURA, Etherscan, or MetaMask
  • ENS names are first-class citizens; they can be used anywhere an Ethereum addresses can be used
  • Tiny (~84kb compressed; 270kb uncompressed)
  • Complete functionality for all your Ethereum needs
  • Extensive documentation
  • Large collection of test cases which are maintained and added to
  • Fully TypeScript ready, with definition files and full TypeScript source
  • MIT License (including ALL dependencies); completely open source to do with as you please