Harum Packages

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.

Determine later (or previous) occurrences of recurring schedules

Formatting and value conversion for ethereum currencies.

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

Marinade SDK for Typescript

An image manipulation library using only pure JavaScript