JSPM

LZ-based compression algorithm for TypeScript projects (Browser, Node.js)

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

Z-Wave driver written entirely in JavaScript/TypeScript

Access and interact with Aragon Organizations and their apps.

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

Data Structures of Javascript & TypeScript. AVLTree, Binary Search Tree, Binary Tree, Tree Multiset, Graph, Heap, Priority Queue, Linked List.

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

Moralis provides a single workflow for building high performance dapps. Fully compatible with your favorite web3 tools and services. This SDK brings the power of Moralis to your Unity projects.

twind monorepo

Simple, zero configuration Ethereum Name Service resolver.

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

A library for cryptocurrency trading and e-commerce with support for many bitcoin/ether/altcoin exchange markets and merchant APIs

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

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.

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

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

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

Arbitrary precision modular arithmetic, cryptographically secure random numbers and strong probable prime generation/testing. It works in modern browsers, Angular, React, Node.js, etc. since it uses the native JS implementation of BigInt

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

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

Provides a simple interface to parse and munge SDP(session description protocol)

A JavaScript cryptocurrency trading library with support for fairdesk.com

A replacement for Typescript's default awaiter helper that supports Bluebird promise cancellations.

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

Add context awareness to your apps and frameworks by safely evaluating user-defined conditional expressions. Useful for evaluating expressions in config files, prompts, key bindings, completions, templates, and many other user cases.

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

ImmutableSplits are a set of lightweight, immutable, gas-efficient payout split contracts. They are designed to be deployed to a deterministic address by a factory contract, which tracks if a particular payout split has already been deployed.

A testbed for faster smart contract development with SmartC for Signum blockchain platform

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

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

A powerful javascript functions library!

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

Utility function for exhaustiveness checking with typed JS (TS or Flow)

minimal library to decode a signed raw Ethereum transaction

A two-dimensional drawing api meant for modern browsers.

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

ENS-on-GitHub by NameSys

Wallet address validator for Bitcoin and other Altcoins.

Checkbox with autocomplete and other additions for Inquirer

REST HTTP client built in functional style

Babel plugin to replace extension of file name written in import statement and dynamic import

authentic and production-ready data structures implementation in javascript.

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

Bodiless-JS

Types for the CROSSIFY stack

Key generation for the Purity users, tool to encrypt/decrypt messages with their identities and helpers for compressing decompressing public keys

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

A fast implementation of Node's `crypto` module written in C/C++ JSI

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

The best job scheduler for Node.js and JavaScript with cron, dates, ms, later, and human-friendly support. Works in Node v12.11.0+, uses worker threads to spawn sandboxed processes, and supports async/await, retries, throttling, concurrency, and cancelab

Superfluid Web3 Plugin

JavaScript APG, an ABNF Parser Generator

ERC20 Wallet (erc20 wallet example: usdt)

TypeScript implementation of the Waku v2 protocol

SolidState extensions for the ABDK Solidity libraries

Package for connecting with Ethereum wallets for dApp

A fork of 'olalonde/better-require' - lets you load JSON and YAML files using require syntax. For example: var config = require('./config.json'); Extensions available are: json, yaml, coffee, ts, ls, co

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

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.

Multicoin address validator for Bitcoin and other Altcoins.

Nodejs module to retrieve live ethereum gas prices.

Simple CRC checksum functions for JavaScript(CRC-16 and CRC-32).

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

A super simple module for querying the Ethereum RPC layer without formatting.

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

Multicoin address validator for Bitcoin and other Altcoins.

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

A Plugin Architecture on top of Draft.JS

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

Typescript library of crypto standards.

Deterministic omni-chain smart contract deployments

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

metamask celo tx signer

Encrypts attachments as matrix events

[Patex] Hardhat deploy configuration plugin

JavaScript Obfuscation Tool.

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

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

EDN parser and generator that work with plain JS data, with support for TS and node streams

Smallest 5th gen CSS-in-JS library

express caching middlware

Distributed messaging in Typescript

Demo Web3 payment gateway that supports payment with Eth

A Connect DID Authorization Center SDK that allows any hardware device to become a DID identity authentication device, providing a secure and convenient method for identity verification.

Ethereum JavaScript API, middleware to talk to a ethreum node over RPC

authentic and production-ready data structures implementation in javascript.

Toastify is a lightweight, vanilla JS toast notification library.

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

Simple and powerful template engine that supports helpers, partials, filters, native code, and Express.

Configure Gatsby to use Typescript configuration files

The Parity Promise-based API library for interfacing with Ethereum over RPC

Mapbox GL JS plugin for switching language to the browser language.

Typescript implementation of the GeoJSON Path Finder algorithm from https://github.com/perliedman/geojson-path-finder

Abbreviate numbers in javascript

Arbitrary precision modular arithmetic, cryptographically secure random numbers and strong probable prime generation/testing. It works in modern browsers, Angular, React, Node.js, etc. since it uses the native JS implementation of BigInt

Generate a search engine friendly sitemap.xml using a Gulp stream

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

Xray Javascript Client is a javascript library, which wraps some of the REST APIs exposed by JFrog Xray.

A modern, flexible Ethereum smart contract abstraction.

A tool to generate typescript http clients and types from swagger definitions

This creates report based on templates Html

A Karma plugin. Concatentate haml attributes to one line so that haml-js can process them

Flip styles using rtl-css-js

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

twind monorepo

bitstamp rest and websocket v1 and v2 api client

Realistic password strength estimation written in typescript

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

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

Web3 react connectors

Rings is a structured peer-to-peer network implementation using WebRTC, Chord algorithm, and full WebAssembly (WASM) support.

### What is it?

A full-featured JavaScript Textile parser

Core commands to compiler and build AdonisJs project

Cryptographic functions for ethereum and how to use them with web3 and solidity

Package to wrap the /check/<domain, ip, eth addr> api for etherscamdb.info

Multicoin address validator for Bitcoin and other Altcoins.

Tiny language and engine for selecting specific parts of a JS object, hiding the rest.

ASN.1 encoder and decoder

Ethereum Wallet

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

bittrex.com API client for node.js

A JS Harmony MongoDB/NeDB ODM

A very small TypeScript library that provides tolerable Mixin functionality.

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

Convert an Ethereum private key to a public key

Resolves Solana wallet names (.abc, .backpack, .bonk, .glow, .sol, and .poor) to wallet addresses and back.

Easily generate .docx files with JS/TS with a nice declarative API. Works for Node and on the Browser.

Extended javascript library for fetching data from Redstone ecosystem

Simulate an EVM server to replicate forks, delays, and other impactful blockchain events. Enhance the robustness of your web3 development with tools like viem, etherjs, web3js, or your own library through the power of comprehensive testing!

A Web3 Ethereum provider solution for multiple Wallets

A cli tool for generating DApp front-end templates

Fastest event emitter in the world

A fork of 'olalonde/better-require' - lets you load JSON and YAML files using require syntax. For example: var config = require('./config.json'); Extensions available are: json, yaml, coffee, ts, ls, co

Add context awareness to your apps and frameworks by safely evaluating user-defined conditional expressions. Useful for evaluating expressions in config files, prompts, key bindings, completions, templates, and many other user cases.

Ethereum API wrappers and utilities

A webpack loader and plugin that generate SVG sprites out of a collection of SVG files used in your JS and CSS files

metamask celo tx signer

Monorepo for tools that analyze lit-html templates

Client for WalletConnect

A simple standard interface for a seed phrase generated set of Ethereum accounts.

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

The exhaustive Pattern Matching library for TypeScript.

Open Source Unified REST API of 100+ Crypto Exchange Sites

Genreate a distributed app including smart contract to run on the ethereum network

UI toolkit monorepo containing a React component library, UI utilities, a drag-and-drop library, and more

OBS Websocket API in Javascript, consumes @Palakis/obs-websocket

### What is it?

Spectacular Test Runner for JavaScript.

A JS Harmony MongoDB/NeDB ODM

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

Malta plugin to beautify html, js and css

A command-line interface to interact with Akord

Markup.js - Powerful JavaScript Templates

Extended javascript library for fetching data from Redstone ecosystem

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

Expands TS definitions of object-like types

A TypeScript-enhanced Node.JS fork of broadlinkjs, designed for interacting with RM devices in homebridge-broadlink-rm. Now includes a feature for handling multiple requests to the same device, with a specific focus on supporting homebridge-broadlink-wind

PNG encoder/decoder in pure JS, supporting any bit size & interlace, async & sync with full test suite.

micromark extension to support MDX or MDX.js JSX

ipfs uploader

A mock provider class that can be used with Ethereum web3.js

Pipe an array of streams to a single promise. Captures errors on any of the streams.

Fastest Levenshtein distance implementation in JS.

Fastest event emitter in the world

List of Ethereum tokens in Json

Simple and Performant Language detection library (pure JS and zero dependencies)

Remove indentation from multiline strings

Get all but the last element or last n elements of an array.

Package for connecting with Ethereum wallets for dApp

Plugin for sass-extract to convert Sass variables into a plain JS object

Malta plugin to beautify html, js and css

Rings is a structured peer-to-peer network implementation using WebRTC, Chord algorithm, and full WebAssembly (WASM) support.

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

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

TypeScript recursive conversion between optional (partial) and undefined properties.

SuperTokens SDK for vanilla JS for all recipes

String parser combinators for TypeScript

UI toolkit monorepo containing a React component library, UI utilities, a drag-and-drop library, and more

TypeScript library for building blockchain connectors on nakji network.

Bit-level reads and writes for Uint8Arrays and Node.js Buffers

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

Immutably update nested objects with patches containing new values or functions to update values

TypeScript Core Library

Javascript client for interacting with Saturn Network decentralized exchange

Native JS murmur hash implementation

Interactive react component for displaying javascript arrays and JSON objects.

EthStats Network CLI client

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

Specialized heuristic lexer for JS to identify complex literals