Demo Client
This is a pvp utility mode that works similarly to Feather client it is very lightweight and will provide the best performance possible.
⬇ Download on Modrinth
Demo Client — Beta Demo Client is a free, lightweight Minecraft client mod built on Fabric for version 1.21.1. Packed with HUD modules, a sleek Click GUI, fully draggable HUD elements, and a range of visual and utility features — all designed to enhance your gameplay experience. ⚠️ This is a beta release. Expect bugs, missing features, and frequent updates as we continue to improve. Your feedback helps shape the future of Demo Client! Features:
FPS, Ping, Coordinates, Speed, Clock, CPS, Keystrokes, Armor, Potion Status Fullbright, Hitboxes, Reach Display, Nametag AutoSprint, FreeLook Fully draggable HUD editor (Right Alt) Click GUI (Right Shift) Config saving between sessions
Requirements:
Minecraft 1.21.1 Fabric Loader Fabric API
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — see the MC Java Mods guides for the full walkthrough.
- Ships as democlient-1.0.0.jar — drop this file into the mods folder
- Download size: 55 KB
- Download link checked 8 Sept 2026 — working
These come from our own check of the pack file, not from the source page.