JSPM

create starter kit to pull down scaffold-eth or any of its challenges

A small library that provides functions to convert usfm to JSON and vice-versa

Wrapper for cryptocurrencies exchanges apis.

Multi Exchange Crypto Currency Trading bot, Data Analysis Library and Strategy Back testing Engine

A WGS84 geography feature simplifier, based on simplify-js

Simple node.js wrapper for Poloniex REST and WebSocket API.

Idiomatic TS array, object utils, Option, Result monads

ASN.1 encoding and decoding

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

Easy Keycloak setup for Angular applications

Convert DAI to ETH and back in one command. Fund and draw from your CDP. 14 different actions related to MakerDAO

A JavaScript cryptocurrency trading library with support for fairdesk.com

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

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.

Base 32 encodings for JavaScript

Parses a link header and returns paging information for each contained link.

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

copy text programmatically using the clipboard event api

Safely evaluate JavaScript (estree) expressions, sync and async.

Relatime Ethereum transactions tracking library

Web3 react connectors

Retrieves TypeScript definitions from Fastify router schema

A library for interacting with the NOWPayments API

Simple pure Javascript implementation of the Cooley-Tukey algorithm. Note: fft-js was chosen as the name since a lot of the FFT implementations on NPM at the time this was published were wrappers for Ruby or C.

Library for GitHub Action integration and unit testing

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

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

tsioc is AOP, Ioc container, via typescript decorator

Squarelink's Web3 library

A Three.js plugin for Mapbox GL JS, using the CustomLayerInterface feature. Provides convenient methods to manage objects in lnglat coordinates, and to synchronize the map and scene cameras.

A JavaScript NIfTI file format reader.

JavaScript client library for the Alfresco REST API

Multicoin address validator for Bitcoin and other Altcoins.

Media captions parser and renderer.

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

A JavaScript / Python / PHP cryptocurrency trading library with support for 90+ exchanges

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

Solidity Documentation Generator forked from @thinkanddev/solidoc

Javascript client for interacting with Saturn Network decentralized exchange

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

Chromecast streaming module all in JS

Various packages for Monero/CryptoNote cryptography and protocols

TypeScript project scripts

validation library

Multi Exchange Crypto Currency Trading bot, Data Analysis Library and Strategy Back testing Engine

JS implementation of MuSig. 1-dependency MuSig key aggregation, tweaking, and signing.

Import all modules in a directory

Simple typescript mongo ORM for node.js based on data-mapper, unit-of-work and identity-map patterns

CoinForBarter Nodejs Library - Integrate and Manage cryptocurrency payments for goods and services

Dependency injection container without dependencies

A simple node js implementation of uuid v4 for use with Braintree's JS based SDKs.

Physical Units for TypeScript

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

Javascript library for the Twitch Messaging Interface.

Create actions that return promises, which are resolved or rejected by a redux saga

http adapter for js-data.

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

API for blockscout explorer, POA, ETH

Component for writing plaintext CSS in React apps -- isomorphic, scoped, FOUC-free, fully featured, CSS-in-JS

Helpers to support Truffle's JavaScript tests for Ethereum smart contracts

Web3 Library that enable with just one function to resolve domains on multiple web3 providers such as ENS, UnstoppableDomains and Freename

web3.js plugin for polkadot, kusama and substrate nodes' custom RPC methods. This is an ethereum-like rpc api for polkadot. It is meant to be an alternative to @polkadot/api package.

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

Javascript client for Bee

Simple Force.com Metadata WSDL parser and types generator.

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

Detect the file type of a Buffer/Uint8Array

Solidity Documentation Generator forked from @thinkanddev/solidoc

CoinPayments 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.

Wallet address validator for Bitcoin and other Altcoins.

A full-typing wrapper around `aria2`, `The next generation download utility`.

JavaScript object serializion and deserializion library using decorators. It supports also advanced Object concepts such as polymorphism, Object identity and cyclic objects.

Simple node.js wrapper for Gemini REST and WebSocket API

An embedded DSL for Cardano smart contracts creation coupled with a library for Cardano transactions, all in Typescript

React Hooks for getting callers and states by aspida

Time in seconds since the epoch.

Create Ethereum-powered apps with one command

### What is it?

Elliptic curve implementation in solidity; includes secp256r1

`@babel/register` wrapper with additional `.ts` and `.tsx` extensions

Create an inline tool for editorjs with text formatting tags easily.

Binary wrapper for Flow - A static type checker for JavaScript

Secio implementation in JavaScript

Given a swagger.json file, generates a number of TypeScript files which can be used as models and model-driven forms in Angular 2 (and above)

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

Binary wrapper for Flow - A static type checker for JavaScript

Monorepo for WalletConnect Javascript Libraries

A TypeScript library for ISO 4217 currency codes. Efficiently lookup and validate currency codes, retrieve associated countries, and more.

Javascript client for interacting with Saturn Network decentralized exchange

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

Ethereum ethers.js vuex store module generator plugin for vue-cli 3. Build dapps!

ipfs uploader

Bootstrap Styled is a front-end ecosystem for React made with Bootstrap 4 philosophy, using the power of css-in-js thanks to styled-components.

Monorepo for WalletConnect

Infinity Wallet connection SDK for DApp web3 connect integration

web3.js plugin for areon

Ansi codes, figlet fonts, and ascii art. 100% JS

Interactive react component for displaying javascript arrays and JSON objects.

A simple MD4 hash function for JavaScript supports UTF-8 encoding.

A lightweight Javascript Universal Module for parsing durations

An extension to the ERC-20 standard token that allows Token wallet owners to request payout from their wallet, by calling the smart contract and attaching a payout instruction string.

A tiny typed messaging system inspired by js-signals that uses ES2015 sets

JS Storage is a plugin that simplify access to storages (HTML5) & cookies, add namespace storage functionality and provide compatiblity for old browsers with cookies!

A simple button brings Web3 Payments to your website or App. DePay simplifies and improves Web3 Payments with the power of DeFi. Accept any token with on-the-fly conversion with state-of-the-art widgets.

Web3 react connectors

Simple module to localize the strings of any JS based program using the same syntax used in the ReactLocalization and ReactNativeLocalization module, use 'npm run build' before publishing

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

Interact with TomoChain wallets easily

An ULA plugin for processing barcodes for the eth namespace

Http Connection for WalletConnect Providers

Functional BTC/ETH Wallet for Backend

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

A Lungo-Quo-Monocle MVC app generator for Yeoman

Simple JS queue with auto run for node and browsers

Remove indentation from multiline strings

Typescript ChaCha20 stream cipher

This will start your Ethereum miner when there are transactions pending or waiting for confirmation

HMAC-based Extract-and-Expand Key Derivation Function (HKDF) using blake3

Parse module aliases from tsconfig ; Apply / remove them from pathnames ; Generate config for webpack & module-alias.

Additional types and tools for typescript

Get a property from an object using dot (object path) notation.

Native system automation for node.js

Number, money and currency formatting library.

Protocol Buffers for Node.js without compiliation

Physical Units for TypeScript

A C++ module for node-js that does base64 encoding and decoding.

One-Stop-Shop JavaScript library to integrate various web3 crypto wallets and multiple blockchains at once with a single interface.

Noble secp256k1. High-security, easily auditable, 0-dep, 1-file pubkey & ECDSA.

Base adapter class that all other js-data adapters extend.

Advanced typescript localization support for VueJS

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.

An ULA plugin for processing barcodes for the eth namespace

Blazing fast and lightweight autocomplete library without dependencies. 1KB gzipped.

JavaScript library for quantity calculation and unit conversion

The JS library containing the Monero crypto plus lightweight wallet functions behind the official MyMonero apps

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

Infinity Wallet connection SDK for DApp web3 connect integration

swagger to typescript

PreJSS Parser based on PostCSS and plugins

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

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

Multicoin address validator for Bitcoin and other Altcoins.

Wallet address validator for Bitcoin and other Altcoins.

A library that helps you clone Nodes from a Typescript AST

Non-fungible token standard implementation for the Ethereum blockchain.

A Modular, Extensible and Flexible web3 wallet framework for building dApps.

A type detection utility for JavaScript

JavaScript barcode generator supporting over 90 types and standards.

An interpreted Lisp-like scripting language for data processing.

Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Cucumber-js with sync, callable steps and parsed arguments.

Simple STOMP 1.1 Broker for nodejs http applications.