JSPM

Small library for calculating carbon footprint of Ethereum smart contracts

A JavaScript / Python / PHP cryptocurrency trading library with support for 130+ exchanges

A collection of essential TypeScript types

Netlify build module

A JavaScript / Python / PHP cryptocurrency trading library with support for 100+ exchanges

A JavaScript / Python / PHP cryptocurrency trading library with support for 100+ exchanges

A library for interacting with the NOWPayments Mass Payments API

Validate and visualize dependencies. With your rules. JavaScript, TypeScript, CoffeeScript. ES6, CommonJS, AMD.

Functional TypeScript utility types such as Option, Result and others.

OSC library for Node.js and the browser, with customizable Plugin API for WebSocket, UDP or bridge networking

Web3-Onboard makes it simple to connect Ethereum hardware and software wallets to your dapp. Features standardised spec compliant web3 providers for all supported wallets, framework agnostic modern javascript UI with code splitting, CSS customization, mul

Text parser which receives text data as input and replaces the urls with clickable links (anchor tags), emails as clickable mail:to tags and also replaces hash tags (#tag) with empty clickable anchor tags

This project is a simple Node.js script that checks the current Ethereum gas prices and sends an alert message via Telegram when the price exceeds a predefined threshold.

A highly versatile tree structure for JavaScript.

Simple zero-dependency TypeScript implementation of Shamir's Secret Sharing algorithm

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

CoinForBarter ReactNative Library - Integrate cryptocurrency payments for goods and services in your Mobile App

crypto address validator for Bitcoin, Ethereum, XDC and other Altcoins.

Create javascript functions with optional, default and named paramaters.

Wallet address validator for Bitcoin and other Altcoins.

A JavaScript / Python / PHP cryptocurrency trading library with support for 100+ exchanges

a lightweight module to sync JS objects in realtime across tabs / windows of a browser.

Multicoin address validator for Bitcoin and other Altcoins.

Ethereum address React Component

A simple, lightweight and actually good JS wrapper for the SauceNAO API.

Strongly-typed environment variables from .env & process.env

'Immutable' NodeJS module mocking for CJS (CommonJS) modules for unit testing purposes.

Venly enabled Web3 Provider for the web

EVM Networks & Node Providers Parameters Documentation

React comment to help transition between L1 and L2s

Make configurable canvas easily with Canvafy

Type safe duration representation

Fully working version of HCL <> JSON parser for Javascript.

Java 8 Optionals for JS

Maintained fork of later. Determine later (or previous) occurrences of recurring schedules

CoiPayments is a cloud wallet solution that offers an easy way to integrate a checkout system for numerous cryptocurrencies. Coinpayments now also offers coin conversion via Shapeshift.io.

Data Structures of Javascript & TypeScript. Binary Tree, BST, Graph, Heap, Priority Queue, Linked List, Queue, Deque, Stack, AVL Tree, Tree Multiset, Trie, Directed Graph, Undirected Graph, Singly Linked List, Doubly Linked List, Max Heap, Max Priority Qu

Stopwatch timer utility written in TypeScript

NodeJS/JS library for parsing ethereum/web3 logs, events, and methods.

Helpers for web3 development.

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

Wallet address validator for Bitcoin and other Altcoins.

Wallet address validator for Bitcoin and other Altcoins.

A high-performance SVG renderer and toolkit, powered by Rust based resvg and napi-rs

Web3-Onboard makes it simple to connect Ethereum hardware and software wallets to your dapp. Features standardised spec compliant web3 providers for all supported wallets, framework agnostic modern javascript UI with code splitting, CSS customization, mul

Get current and historical prices from uniswap decentralized exchange. Request prices by block number, by date, or request price trend for the last 6 months.

Library to compare 2 images

Preset files to be extended by tsconfig and tslint.json

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

common code for web3 suite plugins. Code in this repo can be used for truffle or hardhat, but is designed to be applicable to future web3 suite plugins as well.

A ReactJS collapsible component

Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment

CSS vendor prefix detection and property feature testing.

Library to compare 2 images

A BVH implementation to speed up raycasting against three.js meshes.

Turn ES6 code into readable vanilla ES5 with source maps

authentic and production-ready data structures implementation in javascript.

A javascript QR scanner library

Utilities for parsing, validating, manipulating, and displaying Ethereum blocks by date

FFI definitions of windows win32 api for node-ffi

A shell for eth dapp developers.

Import all modules in a directory

Lightweight HTML rendering library.

tsioc is AOP, Ioc container, via typescript decorator

realistic password strength estimation

A shell for eth dapp developers.

Takes in the input of an EVM transaction, re-orders it into an object with a methodID and an array with each index of up to 64 characters. Then it can console log and return that object. Finally, it can search the object for a unique contract address usin

React component for C3.js

Image analysis and comparison for nodejs

Async npm module for Node JS that reads the first line of a file

Solidity Documentation Generator forked from @thinkanddev/solidoc

JavaScript barcode generator supporting over 90 types and standards.

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

CoinForBarter ReactNative Library - Integrate cryptocurrency payments for goods and services in your Mobile App

A collection of reusable contracts and Javascript helpers for Ethereum.

Material Design Ripple effect in pure JS & CSS. PaperRipple lets you add a Material Design ripple effect to UI elements.