EOLib

A core TypeScript library for writing applications related to Endless Online.

Installation

Install eolib using npm:

npm install --save eolib

Or yarn:

yarn add eolib

Features

Read and write the following EO data structures:

• Client packets
• Server packets
• Endless Map Files (EMF)
• Endless Item Files (EIF)
• Endless NPC Files (ENF)
• Endless Spell Files (ESF)
• Endless Class Files (ECF)

Utilities:

• Data reader
• Data writer
• Number encoding
• String encoding
• Data encryption
• Packet sequencer

Requirements

Node.js is required to install dependencies and run scripts via npm.

Available Commands

Command	Description
npm install	Install project dependencies
npm run format	Format changed files using Prettier
npm run generate	Generate code based on eo-protocol
npm run build	Build cjs and esm with production settings
npm run build:cjs	Build cjs with production settings
npm run build:esm	Build esm with production settings
npm test	Run unit tests
npm run test:coverage	Run unit tests with coverage