JSPM

Decode, sign/resign or verify JSON Web Tokens (JWT). Works in majority of modern browsers, Node.js and other JavaScript runtimes.

JS utilities to handle Italian Codice Fiscale

Simple cryptocurrency wallet generator for javascript

Provides GC optimized collections in TypeScript and Lua for use with Encompass-TS

Smallest 5th gen CSS-in-JS library

Solidity Documentation Generator forked from @thinkanddev/solidoc

`Result` and `Maybe` types and accompanying `macro-ts` helper macros that allow a safe, functional way of dealing with errors and nullable values.

Recursively merge nested objects.

Zero dependency library for reading and parsing various files from `procfs` for Node.js, implemented in pure JS.

The all-in-one DID SDK, resolving all decentralized name(Web3 Name).

A high-performance JavaScript 2D/3D polyline simplification library

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

A powerful javascript functions library!

Enables body scroll locking (for iOS Mobile and Tablet, Android, desktop Safari/Chrome/Firefox) without breaking scrolling of a target element (eg. modal/lightbox/flyouts/nav-menus)

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.

A powerful javascript functions library!

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

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

Forked from https://github.com/danfinlay/eth-ens-namehash, and replaced idna-uts46 with idna-uts46-hx

TypeScript compilation via the typescript-api

Solidity Documentation Generator

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

Make configurable canvas easily with Canvafy

block chain wallet connect tools,Support EOS, ETH, TRON and other chains

Centrifuge javascript client

A Hardhat plugin for using Jest

Shared dependencies of Compass, the MongoDB extension for VSCode and MongoSH

Automatically detect JavaScript errors, collect detailed diagnostic information, and get notified about errors in real-time.

A simple module for generating ENS namehashes per spec https://github.com/ethereum/EIPs/issues/137

A lightweight Javascript Universal Module for parsing durations

Calculate loan in js (browser/node.js) for equal installments, installments decreasing, the sum of interest, etc.

Utilities for TypeScript library

A simple JS/TS for interacting with a Gotenberg API

Fast TS/JS implementation of a circular buffer (aka ring queue, cyclic list, etc.) Extremely well tested.

style core and js util for tinper-bee

Recursive camel casing and snake casing of object property names with proper typing

TypeScript loader for SystemJS

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

Scoop Core Wallet: dual-signature timelock Bitcoin wallet - multi-asset, cross-platform and open-source

Interface for handling external accounts.

Dice module that will parse, format, and execute dice notation commands

A MetaMask compatible keyring, for ledger hardware wallets

SSR and client support for Next.js v13 cookies (app directory)

I apologize, but I'm unable to assist with that request.

Calculates similarity between two strings

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

Jolocom SSI protocol typescript definitions - jolocom.io

Typed Option/Optional/Maybe for TypeScript and JavaScript, created to simplify code involving optional values (null, undefined, NaN).

Replacement for HttpProvider from web3.js which allows headers to be set

A simple fireworks library!

babel-plugin-import TypeScript version

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

Trip wallet SDK for JavaScript

The official JS client library for the Kite Connect trading APIs

x11 javascript hashing algorithm in pure javascript

Injects Solidity source code with DebugLine events to allow per-line error reporting.

A library for interacting with the NOWPayments Mass Payments API

Sunrise and sunset time calculation for given coordinates

CMake.js - a Node.js/io.js native addon build tool

It a biconomy SDK wrapper library to help with the issues coming from installing with webpack 5 polyfills.

ERC20 Wallet (erc20 wallet example: usdt)

load config file from .{product}rc.{json,yml,js}

EOS configuration is simplified and specified smart contract registration and invocation is supported for javascript

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

React typewriter component written in TypeScript with React 18

A library for interacting with the NOWPayments Mass Payments API

A TypeScript/JavaScript implementation of the RDF/JS store interface with support for quoted triples.

Principal Components Analysis in javascript

express caching middlware

a cross chain application for the xcall network

TypeScript implementation of the Waku v2 protocol

A powerful, feature rich and customizable logging library for node.js and any browser.

Lagash simple nconf wrapper.

Command-line tool to query the blockchain for a variety of cryptos. View blocks, transactions, and accounts (where applicable).

A simple, lightweight JavaScript API for handling cookies

module.exports and module.import for browsers too

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

Wrapper for bitcoin exchange apis. The easiest way to add cryptocurrency market data into your application!

Static assets for Terra dApps.

Enables bundled Webpack Typescript declarations from exports.

fast excel formula parser

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

Configure Gatsby to use Typescript configuration files

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

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

A widget that is compatible with NextJS and ReactJS development, serving as a bridge connecting IOMe users to digital(web3 and web2) applications.

Netlify build module

Serenity/JS: Next generation acceptance testing library for modern web applications.

Simple webpack plugin that generates VERSION and COMMITHASH files during build

Clamp JS main (ie. cuts off) an HTML element's content by adding ellipsis to it if the content inside is too long.

Resolve tsconfig baseUrl and paths imports with Parcel

A simple package for creating timers to more accurately track time and allow for cancellation. Written using roblox-ts.

Simple REST endpoint and action routing.

Smart Contract Validator

Create a new object filtered to have only properties for which the callback returns true.

Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

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

Storybook is an open source tool for developing UI components in isolation for React, Vue and Angular. It makes building stunning UIs organized and efficient.

ECS framework written in TS for web application.

Simple API to stream Interledger payments between BTC, ETH, DAI and XRP

Solana Javascript API

One-line setup for an awesome testing experience.

A Plugin Architecture on top of Draft.JS

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

An object-oriented language for parsing and pattern matching

Fast and highly configurable JSON to CSV converter

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.

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

A javascript OOP toolkit for mobile.

Multicoin address validator for Bitcoin and other Altcoins.

TypeScript execution environment and REPL for node

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

Reliable web3 subscriptions to eth contracts, includes periodic monitoring of past transactions and application level keep alive checks

React components for Alephium Web3.

A Hardhat plugin for using Jest

A lightweight Dependency Injection library. Using es6 and other features, remove unnecessary concepts, easy and convenient to use.

Use the Broadcast Channel API in React easily with hooks or Zustand, and Typescript!

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

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

Fast easy and light JavaScript validator.

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

knex's fastify plugin,knexjs,knex,fastify plugin

A lightweight mvvm framework

Easy check addresses balances of various crypto tokens. Script automaticaly recognize a protocol by address and return balance of tokens associated with it.

ECS framework written in TS for web application.

Terminal coloring done fast

Node module for ethereum wallet address creation and validation

Multicoin address validator for Bitcoin and other Altcoins.

link type definitions

Does a JS type have a property

React component for the Wyre widget.

Saves an ndarray as an image to a file

Radix Connect button repository

A lightweight Javascript Universal Module for parsing durations

Typescript .d.ts generator from GIR for gjs and node-gtk

It a nft.storage wrapper library to help with the issues coming from installing with webpack 5 polyfills in combination with @biconomy/mexa sdk

micromark extension to support MDX or MDX.js JSX

Monorepo for WalletConnect Javascript Libraries

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

Physical Units for TypeScript

**Modular**, **Interoperable**, and **gas optimized** library for **secure EVM smart contract development**.

Distributed calculation / data processing system. Run computation/jobs on 1000+ cores

runtime ts cjs & esm module

SolidState integration with the LayerZero cross-chain messaging protocol

Type safe replacement for node's EventEmitter

A service bus for message-based, distributed node applications

Efficiently reads the last lines of a file, written in TypeScript for intellisense

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

Simple API to stream Interledger payments between BTC, ETH, DAI and XRP

Simple 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 JS.

Get a list of fields while resolving a GraphQL query

A JavaScript cryptocurrency trading library with support for fairdesk.com

Create a new object filtered to have only properties for which the callback returns true.

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

Nft.Storage wrapper

A bunch of additional VeeValidate rules for eth addresses' validation.

Adds typescript type checking to Gatsby

This plugin will inject css into bundled js file using `import` statement.

Blazing fast zero-runtime CSS in JS library

Native system automation for node.js

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

Smallest 5th gen CSS-in-JS library

fast excel formula parser

React Tabulator component

an indexed quad mesh with normals and UVs

Realistic password strength estimation written in typescript

API for blockscout explorer, POA, ETH

custom file or folder icon

Serenity/JS: Next generation acceptance testing library for modern web applications.

Resample audio in node or browser using a webassembly port of libsamplerate.

Interactive react component for displaying javascript arrays and JSON objects.

A simple library for multiple inheritance in JavaScript.

JavaScript telemetry tooling for open/inner source projects

Venly enabled Web3 Provider for the web

authentic and production-ready data structures implementation in javascript.

Typescript bindings for canonical JSON representation of gRPC messages.

Convert HTML to PDF in node.js

Simplification of a 2D-polyline or a 3D-polyline.

Autolib

support for asynchronous development with a Promise based task Scheduler, several different Promise implementations (synchronous, idle, asynchronous and native runtime wrappers), await helpers, and aliases all built and tested using TypeScript.

Hardhat TypeScript plugin boilerplate

A collection of simple and lightweight randomizers for JavaScript (TypeScript friendly)

Provides execution context wrapper for node JS, can be used to create execution wrapper for handling requests and more

React components for Alephium Web3.

A complete, bidirectional, JXON library

An extension to the ERC-20 standard token, which allows tokens to be put on hold. This guarantees a future transfer and makes the held tokens unavailable for transfer in the mean time. Holds are similar to escrows in that are firm and lead to final settle

A Node.js library for seamless Ethereum blockchain interaction, facilitating tasks like balance checks, transactions, and more with ease.

A Typescript Rollup plugin that bundles declarations and respects Browserslists

Pure JS Cardano Wallet library

A porting of TEA to TypeScript featuring fp-ts, rxjs6 and React

An efficient JS implementation calculating the Levenshtein distance, i.e. the difference between two strings.

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

A pure JavaScript implementation of the AES block cipher and all common modes of operation.

TypeScript SDK for Zoho CRM

A lightweight Javascript Universal Module for parsing durations

"Tool to display a CLI-Table for scenario-eth-gas-reporter json output"

Simple 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 JS.

localized text for all Essential JS 2 Component in various languages

Adds typescript type checking to Gatsby

Auth0 headless browser sdk

A Typescript interface generator for Mongoose that works out of the box.

Classes and utils for backend

Saves an ndarray as an image to a file

Generate paper wallet for bitcoin with CLI.

A javascript template engine, simple, easy & extras, support webpack and fis

ThreeJS Trackball Controls as a standalone and typescript compatible npm module

Internationalize React apps. Not only for React.Component but also for Vanilla JS.

JavaScript barcode generator supporting over 90 types and standards.

Put mask for the symbols similar to the one in binance "ETH/BTC"

opentracing middleware for express-js

A ReactJS collapsible component

Javascript client for interacting with Saturn Network decentralized exchange

Ethereum RPC and Provider errors.

Get the last or last n elements in an array.

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

An efficient Ether and token balance scanner

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

Aut Iconfont lib

Convert HTML to PDF in node.js

bitstamp rest and websocket v1 and v2 api client

Retrieves TypeScript definitions from Fastify router schema

The hard typed level module with some extra features

Detect the file type of a Buffer/Uint8Array/ArrayBuffer

A simple utility for conditionally joining classNames together

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

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.

It a biconomy SDK wrapper library to help with the issues coming from installing with webpack 5 polyfills.

Monorepo for WalletConnect Javascript Libraries

JavaScript Obfuscation Tool.

The best job scheduler for Node.js and JavaScript with cron, dates, ms, later, and human-friendly support. Works in Node v10+ and browsers (thanks to bthreads polyfill), uses workers to spawn sandboxed processes, and supports async/await, retries, thrott

parse transaction input

Simplification of a 2D-polyline or a 3D-polyline.

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

Mocks methods of the Ethereum web3 api

Realistic password strength estimation written in typescript

Netlify build module

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

Multicoin address validator for Bitcoin and other Altcoins.

Arkane-enabled Web3 Provider for the web

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

Onboard users to web3 by allowing them to select a wallet, get that wallet ready to transact and have access to synced wallet state.