JSPM

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

Options-defaults design pattern implementation for reliable configuration. It merges objects deeply, overrides arrays and classes (different than Object) and the result remains strongly typed.

Iterable abstract class for TypeScript

A helpful logging package with types, formatting, stacks, and colors.

An environment variable reader for TypeScript

A library for interacting with the NOWPayments Mass Payments API

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

Monorepo for the Firebase JavaScript SDK

Get disk usage info in pure JS via OS built-in tools

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use cases including unit tests, server side functional tests

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

Wallet address validator for Bitcoin and other Altcoins.

ebml decoder and encoder

A pure javascript JPEG encoder and decoder

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

BaseModel helps translate data to models

BUIDLHub implementation of an eth-sync snapshot provider.

A node/typescript based migration framework for mongoose

Multicoin address validator for Bitcoin and other Altcoins.

A lightweight mvvm framework

Multicoin address validator for Bitcoin and other Altcoins.

A type-safe pattern builder & route matching library written in TypeScript

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

JavaScript library simplifying decentralized web3 exchange routing for multiple blockchains and exchanges.

Libsodium for Node.js

A javascript library for working with Bezier curves

ethereum-hdwallet

Contains ephemeral lens contracts that can be called without deployment and their interfaces in various Web3 libraries.

A small library that contains functions that I might need to re-use in the future written in TypeScript

Plugin to add Sass support to styled-jsx

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

micromark extension to support MDX or MDX.js JSX

Various EventEmitter event replacements with synchronous, a-synchronous, and queued events. Made in TypeScript so usable with JavaScript and TypeScript.

Javascript client for Bee

Javascript client for Bee

SolidState integration with the LayerZero cross-chain messaging protocol

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

pure-JS library to handle codepages

A JavaScript cryptocurrency trading library with support for fairdesk.com

Fixed window rate-limiting directive for GraphQL. Use to limit repeated requests to queries and mutations.

A list of error codes in Mysql

A Typescript Rollup plugin that bundles declarations and respects Browserslists

Convert HTML to PDF in node.js

Module for connecting dApps to Web3-Onboard to ease connection

Common functionality between the different Decentraland projects

Gulp plugin for javascript-obfuscator Node.JS package

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

Javascript library for fetching trusted token pricing data from Redstone data ecosystem

cryptocurrency ascii symbols

UglifyJS plugin for webpack

Various packages for Monero/CryptoNote cryptography and protocols

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

.ethereum Name Service API

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

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

Detect the file type of a Buffer/Uint8Array/ArrayBuffer

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.

Experimental client-side JavaScript library to report errors to Stackdriver Error Reporting

Connect Metamask with React Hook

Lightweight and real-time data functional stream programming framework like event-stream, written in ES6 using async await with multi-threading and typescript support

Convert HTML to PDF in node.js

The hard typed level module with some extra features

Create, sign & decode Solana transactions with minimum deps

ECIES encrypt/decrypt library for Ethereum

Inlines style sheets, images, fonts and scripts in HTML documents. Works in the browser.

⚡️ Convert swagger json api to js and ts

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

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

ECS framework written in TS for web application.

A JavaScript Framework for Solana clients

A Javascript/Typescript wrapper for the Terraform CLI

vue-cli plugin to add web3modal

Library to compare two (JSON-serializable) structures and return their differences.

some core types and functions common to my viewer modules

JavaScript library to scan crypto wallets for liquefiable assets and calculate most cost-effective payment routing.

JSON schema generator with a possibility to merge schemas

High-level messaging & socket patterns implemented in pure js

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

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

An auto version library for NPM

Multicoin address validator for Bitcoin and other Altcoins.

A counting semaphore for node based on Java's Sempahore.

is a tiny JS library for one time passcode (OTP). Supports smart input suggestion on iOS and code autofill on Android (it will be filled when you press the copy button on the SMS notification bar)

A little toolbox of classes for some game development

get the user's selected language locale from the navigator object from client-side js

Ethereum smart contract and library for efficient ERC20 and Ether balance checks.

Simple library to allow for serialization and deserialization (JSON or otherwise) of JS objects containing circular references

Media captions parser and renderer.

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

Open Source Unified REST API of 100+ Crypto Exchange Sites

SwaggerJS - a collection of interfaces for OAI specs

Gulp task that converts a html file into a ts file containing an module with string template

Monorepo for WalletConnect Javascript Libraries

Various packages for Monero/CryptoNote cryptography and protocols

Country list with ISO2, ISO3 code, continent, capital, dialing code

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

is a tiny JS library for one time passcode (OTP). Supports smart input suggestion on iOS and code autofill on Android (it will be filled when you press the copy button on the SMS notification bar)

BaseModel helps translate data to models

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

Composable and reusable style sheets.

S.js - simple, clean, fast reactive programming in Javascript

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

Solidity smart contract utilities, token standards and other useful libraries and templates for your web3 development needs.

💬 🤖 The most reliable NodeJS whatsapp library for chatbots with advanced features.

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

Add a style and an image to your QR code Vue3

onename API node JS library

Enterprise level PostgreSQL client for JavaScript

Testing Metamask status with Vue

Parse Web3 receipt events from specific contracts

Automatically create ordered/unordered lists in draft-js as you type

List of JavaScript types

Sticky elements

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.

JSON schema generator with a possibility to merge schemas

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

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

Package for connecting with Ethereum wallets for dApp

Transforms lodash function imports into sub-modules imports, which allows for a tree-shaking

A JavaScript 2D physics engine.

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

D'CENT Provider wrapping Dcent Web Connector

A React component for rendering MetaMask avatars based on account address

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

Model definations

Port of TweetNaCl cryptographic library to JavaScript

A Typescript Rollup plugin that bundles declarations and respects Browserslists

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

Specialized heuristic lexer for JS to identify complex literals