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ESX: Legacy (Core)

ESX Legacy Core Framework Documentation

The ESX Core repository contains all essential components required for a fully functional ESX Legacy installation. This comprehensive system provides the foundation for creating sophisticated FiveM roleplay servers.

📂 GitHub Repository - Access the complete source code

Core Framework Components

ESX Core includes these essential systems that power your roleplay server:

es_extended - Main Framework Engine

The heart of ESX Legacy, handling player management, job systems, economy, and providing the API foundation for all other resources.

Key Features:

  • Player data management and persistence
  • Job and salary systems
  • Money and banking integration
  • Command registration and callbacks
  • Event system for resource communication

Player Management Systems

User Interface Components

Framework Architecture

ESX Legacy follows a modular architecture designed for scalability and customization:

Client-Server Communication

  • Secure event system preventing client-side tampering
  • Optimized network code for reduced latency
  • Built-in validation and error handling

Database Integration

  • MySQL/MariaDB support with optimized queries
  • Automatic table creation and migration system
  • Player data caching for improved performance

Developer-Friendly APIs

Extensive APIs for creating custom resources:

Getting Started with ESX Core

Installation Requirements

Before using ESX Core components, ensure you have:

  • FiveM server (latest recommended build)
  • MySQL or MariaDB database
  • Basic understanding of Lua scripting

Quick Setup Guide

  1. Install ESX Legacy following our comprehensive guide
  2. Configure Core Settings to match your server needs
  3. Set Up Player Systems for character management
  4. Test Installation using our verification checklist

Common Development Tasks

Adding Custom Jobs

Learn how to create and configure custom job roles using the ESX job system with our development tutorial.

Customizing Player Data

Understand how to extend player data structures and create custom character attributes.

Creating User Interfaces

Build responsive menus and UI elements using ESX’s integrated menu systems.

⚠️

Core File Modification Warning: We strongly advise against editing core ESX files directly. Modifications can break functionality and prevent future updates. Instead, create separate resources that extend ESX capabilities using the provided APIs.

Support and Resources

Documentation Links

Community Support


Ready to start developing with ESX Core? Begin with our development tutorial or explore specific components using the navigation menu.