Provident Packages

Typescript types and helper

Autolib

Isomorphic Javascript client for Polygon.io Stocks, Forex, and Crypto APIs

CSS vendor prefix detection and property feature testing.

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

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

This project is a simple Node.js script that checks the current Ethereum gas prices and sends an alert message via Telegram when the price exceeds a predefined threshold.

A package to organize small pieces of code easy to use in many projects.

A small solution to operate solana transactions: create, sign, send, chunk, support ledger etc.

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

A Vue.js boilerplate for Ethereum dApps, built on Truffle

bitstamp rest and websocket v1 and v2 api client

Multicoin address validator for Bitcoin and other Altcoins.

Auth0 headless browser sdk

base repo for common stuff in my other js projects

High performance client for all Decentralized Exchanges built on EVM compatible Blockchains: EVM-compatible Blockchains' top Decentralized Exchanges.

Multi Exchange Crypto Currency Trading bot, Data Analysis Library and Strategy Back testing Engine

Parse front-matter from a string or file. Fast, reliable and easy to use. Parses YAML front matter by default, but also has support for YAML, JSON, TOML or Coffee Front-Matter, with options to set custom delimiters. Used by metalsmith, assemble, verb and

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