Harum Packages

Verify NFT ownership of ERC-721 and ERC-1155 tokens on Ethereum blockchain

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

Strongly-typed environment variables from .env & process.env

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

Simple and extensible caching module supporting decorators