Esse Packages

A lightweight Jest mock for unit testing Express

Detect and validate tracking numbers for USPS, UPS, FedEx, and other major couriers.

Create Ethereum-powered apps with one command

A Gherkin linter/validator written in javascript

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

A Gherkin linter/validator written in javascript

Ethereum JavaScript API wrapper repository

A simple TypeScript module intended to replace EventEmitters with strongly typed events

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

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.

Monorepo for WalletConnect Javascript Libraries

ImmutableSplits are a set of lightweight, immutable, gas-efficient payout split contracts. They are designed to be deployed to a deterministic address by a factory contract, which tracks if a particular payout split has already been deployed.

Build your Typescript Node.js projects using blazing fast esbuild

The didhub sdk for interacting with the didhub smart contracts.

Mocks methods of the Ethereum web3 api

A simple Http provider that follows the web3 spec.

Monorepo for the Firebase JavaScript SDK

basic javascript type