Create your first cryptocurrency in less than 10 lines of code!

• openzeppelin-contracts

  233 24,079 9.5 JavaScript

  OpenZeppelin Contracts is a library for secure smart contract development.

  

// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; import "https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/token/ERC20/ERC20.sol"; contract LW3Token is ERC20 { constructor(string memory _name, string memory _symbol) ERC20(_name, _symbol) { _mint(msg.sender, 10 * 10 ** 18); } }

• v3-core

  357 4,141 0.0 TypeScript

  🦄 🦄 🦄 Core smart contracts of Uniswap v3

  

For example, decentralized exchanges like Uniswap allow you to swap any token for any other token. This is only possible because pretty much all tokens follow the ERC-20 standard, so Uniswap could write code which works with all tokens following the standard.

• SurveyJS

  surveyjs.io sponsored

  Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.

  

• metamask-extension

  1,135 11,432 10.0 JavaScript

  :globe_with_meridians: :electric_plug: The MetaMask browser extension enables browsing Ethereum blockchain enabled websites

  

Make sure you have downloaded and installed Metamask.

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