CurseForge · Minecraft mod
FlyHack
Allows you to Fly in Survival Mode
Quick answer
Which FlyHack release should I use?
FlyHack-1.21.4 targets 1.21.4 with Forge. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is FlyHack required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does FlyHack-1.21.4 need?
FlyHack-1.21.4. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add FlyHack without breaking your instance.
Built for FlyHack-1.21.4. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use FlyHack-1.21.4. It targets 1.21.4 with Forge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside FlyHack-1.21.4. It opens that exact file at the source.
About this project
What does FlyHack add?
-FlyHack-
You can toggle fly-mode using a custom key (Default: G)
You can change all your keybinds associated with this mod in your options.
since 1.20.6:
+ You can now move left, right, backwards and forwards instead of just forwards.
+ There is a new GUI that allows you to change your flyspeed between 10 and 500%. GUI can be accessed by pressing 'U' (can be changed in the keybind option).
this mod can't be used on server
don't expect too much from the mod, i'm not a professional mod developer
Warning: Flying in survival mode is against the rules on many servers. You may get banned. Use this mod only in Singleplayer or on private servers.
Warning: Fall damage is not canceled, so get close enough to the ground before disabling flight mode.
Project description from CurseForge.
Pick your setup
FlyHack by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
1.21.3
1 loader build1.21.1
1 loader build1.21
1 loader build1.20.6
1 loader build1.20.4
1 loader build1.20.3
1 loader build1.20.2
1 loader build1.20.1
1 loader build1.20
1 loader build1.16.5
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
FlyHack versions and loaders
FlyHack-1.21.4
FlyHack-1.21.4.a.jar
11 May 2025
FlyHack-1.21.3
FlyHack-1.21.3.a.jar
10 May 2025
FlyHack-1.21.1
FlyHack-1.21.1.a.jar
10 May 2025
FlyHack-1.21.a
FlyHack-1.21.a.jar
26 Oct 2024
FlyHack-1.20.4.b
Fly-Hack-1.20.4.b.jar
26 Oct 2024
FlyHack-1.16.5.a
FlyHack-1.16.5.a.jar
5 Sept 2024
FlyHack-1.20.6.b
FlyHack-1.20.6.b.jar
5 Sept 2024
FlyHack-1.20.6.a
FlyHack-1.20.6.jar
11 Jul 2024
FlyHack-1.20.4.a
FlyHack-1.20.4.jar
13 Jan 2024
FlyHack-1.20.3.a
FlyHack-1.20.3.jar
30 Dec 2023
FlyHack-1.20.3.BETA
FlyHack-1.20.3.jar
12 Dec 2023
FlyHack-1.20.a
FlyHack-1.20.c.jar
11 Dec 2023
Looking for an older file? The official CurseForge project page is in Resources.