JSPM

Calculates similarity between two strings

Type safe replacement for node's EventEmitter

ECS framework written in TS for web application.

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

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

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

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

Interface for handling external accounts.

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

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

localized text for all Essential JS 2 Component in various languages

Jolocom SSI protocol typescript definitions - jolocom.io

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

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

Principal Components Analysis in javascript

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

A simple fireworks library!

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.

Sunrise and sunset time calculation for given coordinates

Typescript bindings for canonical JSON representation of gRPC messages.

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

Get the last or last n elements in an array.

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

UI components for file uploads with React js

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

React HMR support for Typescript as AST transformer

Physical Units for TypeScript

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

Netlify build module

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

A JavaScript cryptocurrency trading library with support for fairdesk.com

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

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

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

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

A simple, lightweight JavaScript API for handling cookies

module.exports and module.import for browsers too

A lightweight Javascript Universal Module for parsing durations

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

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

Simple REST endpoint and action routing.

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

Centrifuge javascript client

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.

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

Smart Contract Validator

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

Ethereum RPC and Provider errors.

A javascript OOP toolkit for mobile.

Multicoin address validator for Bitcoin and other Altcoins.

TypeScript execution environment and REPL for node

ERC20 Wallet (erc20 wallet example: usdt)

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

runtime ts cjs & esm module

Test Archetype contracts in TS

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

Blazing fast zero-runtime CSS in JS library

ECS framework written in TS for web application.

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.

Aut Iconfont lib

fast excel formula parser

Lagash simple nconf wrapper.

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

One-line setup for an awesome testing experience.

Fast and highly configurable JSON to CSV converter

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

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

This is the backend for Glider Relayer.

json pointer - failsafe data retrieval on js and json objects

Resolve tsconfig baseUrl and paths imports with Parcel

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

Nft.Storage wrapper

micromark extension to support MDX or MDX.js JSX

Monorepo for WalletConnect Javascript Libraries

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

A Hardhat plugin for using Jest

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

SolidState integration with the LayerZero cross-chain messaging protocol

Netlify build module

Terminal coloring done fast

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

Node module for ethereum wallet address creation and validation

Multicoin address validator for Bitcoin and other Altcoins.

Smallest 5th gen CSS-in-JS library

link type definitions

TypeScript implementation of the Waku v2 protocol

Does a JS type have a property

a cross chain application for the xcall network

Realistic password strength estimation written in typescript

Saves an ndarray as an image to a file

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

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

fast excel formula parser

A simple library for multiple inheritance in JavaScript.

TypeScript compilation via the typescript-api

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

authentic and production-ready data structures implementation in javascript.

Get a list of fields while resolving a GraphQL query

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.

React typewriter component written in TypeScript with React 18

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

Interactive react component for displaying javascript arrays and JSON objects.

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

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

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

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

Kysely dialect for PostgreSQL using the Postgres.js client

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

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.

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

babel-plugin-import TypeScript version

ethers.js-compatible wrapper around Multicall2

Radix Connect button repository

A complete, bidirectional, JXON library

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

Pure JS Cardano Wallet library

Shopify API Library for Node - accelerate development with support for authentication, graphql proxy, webhooks

A lightweight Javascript Universal Module for parsing durations

Ingests a smart contract's ABI and autogenerates boilerplate code for making web3 calls.

A lightweight Javascript Universal Module for parsing durations

JavaScript telemetry tooling for open/inner source projects

QR Code Modal for WalletConnect

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

Hardhat TypeScript plugin boilerplate

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

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

TypeScript SDK for Zoho CRM

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

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

Classes and utils for backend

React components for Alephium Web3.

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

Retrieves TypeScript definitions from Fastify router schema

AOP, Ioc container, Boot framework, unit testing framework , activities workflow framework.

This is the backend for Glider Relayer.

Native system automation for node.js

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

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

Netlify build module

express caching middlware

TypeScript loader for SystemJS

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

React components for Alephium Web3.

React component for the Wyre widget.

PropType validators that work with Immutable.js.

custom file or folder icon

A simple utility for conditionally joining classNames together

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

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

JavaScript SDK to manage and interact with the safe claims on Safient protocol.

Utilities for TypeScript library

React components for Alephium Web3.

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.

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

Multicoin address validator for Bitcoin and other Altcoins.

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

Autolib

JavaScript barcode generator supporting over 90 types and standards.

Fast easy and light JavaScript validator.

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

Javascript client for interacting with Saturn Network decentralized exchange

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

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

A lightweight mvvm framework

create-web3js-app command-line tool.

Monorepo for WalletConnect

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

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

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

Adds typescript type checking to Gatsby

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

Auth0 headless browser sdk

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

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

Checks TypeScript types match expected values

ThreeJS Trackball Controls as a standalone and typescript compatible npm module

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

Convert HTML to PDF in node.js

An efficient Ether and token balance scanner

bitstamp rest and websocket v1 and v2 api client

Detect the file type of a Buffer/Uint8Array/ArrayBuffer

Enterprise level PostgreSQL client for JavaScript

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

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

Solana Javascript API

link type definitions

Discord bot framework built for advanced and amazing bots.

A Typescript Rollup plugin that bundles declarations and respects Browserslists

Additional types and tools for typescript

JavaScript Obfuscation Tool.

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

Arkane-enabled Web3 Provider for the web

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

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

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

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

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

Port of TweetNaCl cryptographic library to JavaScript

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

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

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

Web3 Payments with any token. DePay simplifies and improves Web3 Payments with the power of DeFi. Accept any token with on-the-fly conversion.

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

XML JSON object compare module

A ReactJS collapsible component

Venly enabled Web3 Provider for the web

ERC20 Wallet (erc20 wallet example: usdt)

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

This library contains all algorithm implementations like signature verification and protocol entries like address used in Waves.

Combines multiple SxProps for Material UI components.

Automagically generates command-line interfaces (CLI) for any module. Expected options and help sections are created automatically based on parameters names, with support to async. It can be installed globally, in order to *execute* any module, or .js fil

Lightweight JavaScript-based user-agent string parser

UI components for file uploads with React js

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

Generate URL-encoded query string from the object (php's http_build_query() in js)

快速创建 aut.js 项目

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

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

Generate paper wallet for bitcoin with CLI.

Detect NSFW content client side

Adds typescript type checking to Gatsby

Web3 Contracts for Metronome Token

The hard typed level module with some extra features

React HMR support for Typescript as AST transformer

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

Get Ethereum block number by a given date. Or blocks by a given period duration.

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

Classes and utils for backend

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.