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Download CatsEyeXI

Get started with our custom launcher or follow the manual installation guide

CatsEyeXI Launcher

Our custom launcher makes installing and updating FFXI seamless - no PlayOnline required. Get started in minutes with everything pre-configured.

Download Launcher
Windows 10/11   •   Steam Deck: ProtonGE 10-24

Quick Tip

HD texture packs by Ashenbubs and all approved addons are included and pre-installed. No extra setup needed.

CatsEyeXI Launcher

Easy Installation & Updates

Complete launcher with automatic updates

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Addons Pre-Installed

All approved addons ready to use

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HQ .DAT Pack Included

Enhanced graphics and textures

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Multiple Profiles

Configure different settings for each character

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Installation Support

Community help available on Discord

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Optimized Performance

Pre-configured for best gameplay experience

Installation Steps

1.

Download the Launcher — Click the download button above to get the CatsEyeXI Launcher.

2.

Install Prerequisites — The Launcher will automatically handle any required components like DirectX and Visual C++ redistributables.

3.

Launch and Play — A desktop shortcut will be created. Open the Launcher and start your adventure!

Creating your Game Account & First Character

Before you can log in and play, you need to create a character through your CatsEyeXI account.

One CatsEyeXI Account, Multiple Game Accounts

Your CatsEyeXI account supports multiple FFXI game accounts — one per game mode. Each game mode is a separate play experience with its own characters and progression.

CatsEyeXI Accelerated

Enhanced XP rates, easier travel, and quality-of-life improvements for a smooth adventure.

Crystal Warrior

Self-found ironman and hardcore challenge mode — every piece of gear must be earned yourself.

Wings-Era Warrior

Classic experience without trusts — authentic 75-cap FFXI as it was meant to be played.

Creating your First Character

1.

Log in to your CatsEyeXI account at catseyexi.com using the Login button in the top navigation.

2.

Click “Create Character” from your account dashboard and choose which game mode you want to play on.

3.

Enter a character name and confirm. Your game account credentials will be displayed — save these as you'll use them to log into the game via the Launcher.

4.

Add your character to the Launcher under the Accounts tab using your game account credentials, then click Start Game!

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Seeing “Valid Content ID not Found”?

This means you haven't created a character yet — or you're logging in with the wrong game account. Head to your CatsEyeXI account, create your character first, then start the game.

System Requirements

Minimum Requirements

  • Windows 10/11 (64-bit)
  • Intel Core i3 or AMD equivalent
  • 4GB RAM
  • 20GB available storage
  • DirectX 11 compatible GPU
  • Broadband internet connection

Recommended Requirements

  • Windows 11 (64-bit)
  • Intel Core i5 or AMD Ryzen 5
  • 8GB RAM or more
  • 25GB available storage (SSD preferred)
  • Dedicated graphics card
  • Stable broadband connection