CatLean Client Mod (1.21.4) is a next-generation free ghost client built on the Fabric loader, offering a sleek, modern alternative to the now-deprecated ThunderHack Recode. Developed by CatLean, this client focuses on delivering high-quality PvP and utility modules with ongoing support for the latest Minecraft versions. Whether you’re looking to enhance your combat with automated features or fine-tune your gameplay with visual and movement tweaks, CatLean offers a lightweight, performance-focused solution that’s gaining traction among competitive and anarchy players alike.

Features:
- ThunderHack Recode Replacement
Positioned as a reliable successor to ThunderHack Recode, with more stability, active updates, and new module integrations. - Free and Continuously Updated
No paywall, license, or subscription CatLean is fully open and receives regular compatibility updates for the latest Minecraft builds. - Combat Modules
Though specifics vary by build, typical modules include Auto Crystal, Totem Handler, TriggerBot, Aim Assist, Anchor Automation, and KillAura-lite style features designed for ghost-level stealth. - Render Enhancements
Includes ESP, Tracers, Target HUD, No Hurtcam, and clean GUI visuals to enhance awareness without impacting FPS. - Movement Tweaks
Features such as Sprint, No Jump Delay, Air Strafe, and Speed Boosts help you navigate and dodge more effectively during fights. - Client UI & Control
Comes with a fully integrated GUI, accessible via a customizable hotkey, allowing full module configuration and theme selection. - Optimized for Stealth and Performance
Ideal for both PvP environments and general gameplay, CatLean balances powerful functionality with subtle behavior to avoid detection.
Screenshots:



Requires:
How to install:
How To Download & Install Mods with Minecraft Forge
How To Download & Install Fabric Mods
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Why use CatLean Client Mod?
If you’re looking for a free, actively developed alternative to clients like ThunderHack Recode, CatLean Client delivers exactly that. It offers a familiar ghost-client feature set while keeping up with the latest Minecraft versions. Whether you play on anarchy servers, practice crystal PvP, or just want fine control over your combat mechanics, CatLean is a performance-ready tool for players who want high-end features without compromising compatibility or speed.
FAQs
Is CatLean Client really free?
Yes. The client is completely free to use and doesn’t require any licensing or subscription.
Does it support Minecraft 1.21.4?
Yes, CatLean is built for Fabric and updated to fully support Minecraft 1.21.4.
What’s the difference between CatLean and ThunderHack?
CatLean is a recoded, improved, and better-maintained alternative to ThunderHack Recode, offering smoother updates and a more modern client structure.
Is this client safe to use on public servers?
Like all ghost clients, using CatLean on rule-restricted servers can result in bans. Use it only where permitted or on anarchy/PvP-focused servers.
Download links
- Fabric Version:download Download file