Provident Packages

CoiPayments 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.

Topcoder collection of generic ReactJS components and utils

Eslint, Prettier, Syncpack, Typedoc shared configurations

Multicoin address validator for Bitcoin and other Altcoins.

XMLHttpRequest polyfill for node.js by Ionut Costica (github.com/souldreamer/xhr2-cookies.git) with minor modification to xml-http-request.tx, removed references to process.versions.node

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

net

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.

TypeScript/JavaScript SDK for Matrix bots and appservices

base repo for common stuff in my other js projects

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

Mocha reporter which shows gas used per unit test.

Linking and unlinking of assets in your react-native app, works for fonts and sounds

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

Typescript types and helper

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

ERC-20 token ABI

CSS vendor prefix detection and property feature testing.