Precision Beyond Detection
The most advanced Minecraft cheat client for Fabric — engineered to stay completely undetected by every anti-cheat on the market. Dominate every server, every fight, every time.
Fully undetected on all major anti-cheats
Every module is engineered to bypass modern anti-cheat systems while maintaining a completely legitimate appearance.
Silently locks onto the nearest player with configurable FOV, smoothing, and prediction. Looks completely legit.
Extend your attack range beyond vanilla limits. Configurable from 3.0 to 6.0 blocks with randomization.
Reduce or eliminate knockback taken from hits. Fully configurable horizontal and vertical reduction.
Simulate realistic CPS patterns between 8–20 CPS with jitter and randomization to bypass detection.
Automatically attacks nearby entities within range. Supports multi-target, rotation modes, and swing animation.
Always land critical hits without jumping. Micro-hop and packet-based modes available.
Completely negate knockback from all sources. Configurable per-axis reduction.
Exploit lag compensation to hit players at their previous positions. Highly configurable delay.
All modules tested and verified undetected on Fabric 1.21.0 – 1.21.11 • Updated weekly
Umbra is designed to be plug-and-play. No technical knowledge required.
Download the Umbra .jar file and drop it into your Fabric mods folder. No complicated setup, no extra dependencies — just install and launch Minecraft.
Open Minecraft with Fabric 1.21.x. Press Right Shift to open the Umbra GUI. Browse modules by category and configure each one to your playstyle.
Join any server and activate your modules. Umbra's bypass engine handles the rest — staying completely invisible to NCP, Grim, Vulcan, and every other anti-cheat.
Minecraft Version
1.21.0 – 1.21.11
Mod Loader
Fabric Only
Java Version
Java 21+
OS Support
Windows / macOS / Linux
Thousands of anonymous players trust Umbra to stay undetected while performing at the highest level.
Been using Umbra on HCF servers for like half a year now. not a single ban, not even a flag. the bypass is genuinly insane ngl
0 bans in 6 months
Achievement
KillAura + Reach
Modules Used
Anonymous
HCF Player
The aimbot is so smooth it literaly looks like natual movement. people have accused me of just being good lmao. no one suspects anything
Top 5 on 3 servers
Achievement
Aimbot + Criticals
Modules Used
Anonymous
Crystal PvP
Went from like 200 wins to 2k in two months. the velocity module alone is worth it fr fr. never going back to any other client
2,000+ wins
Achievement
KillAura + Velocity
Modules Used
Anonymous
SkyWars Grinder
10,000+
Active Users
0%
Detection Rate
150+
Modules
Weekly
Bypass Updates
All reviews are posted anonymously to protect our users' privacy.
“Umbra is literally the only client i trust on competitive servers. KillAura is buttery smooth and ive never been flagged once. dont sleep on this”
Anonymous
HCF / Factions
“The aimbot prediction is insane. it tracks thru lag and eveything. looks completly legit on spectator mode too. my friends think im just cracked lol”
Anonymous
Crystal PvP
“Velocity + Reach combo is unreal. im winning fights i have no buisness winning and nobody suspects a thing. best investment i ever made ngl”
Anonymous
SkyWars
“been through like 5 clients before Umbra. nothing comes close honestly. the ESP alone is worth it — i always know where everyone is at all times”
Anonymous
BedWars Grinder
“Scaffold and fly work perfectly on anarchy servers. bypass updates come out fast whenever a new anti-cheat patch drops. team actually cares”
Anonymous
Anarchy / 2b2t
“Precision Beyond Detection is not just a slogan bro — its litteraly what this client delivers every single day. top tier, no cap whatsoever”
Anonymous
Competitive PvP
Join thousands of players already using Umbra. Download free during our sale, configure in minutes, and dominate every server — completely undetected.