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customspeed

this is a very simple mod to change the speed of certain cooldowns in the game: change grow up speed and mating time for Villagers and mobs(cows, pigs,...). Change spawner speed.

FabricNeoForgeForge
Loaders
FabricNeoForgeForge
Downloads on Modrinth
12.2K
Followers on Modrinth
26
versions
28
Updated
October 12, 2026Oct 12
Published
in 2023
commands to use — example on how to use the commands in game · swipe

At a glance

Runs on Fabric, NeoForge and Forge
For Minecraft 1.21.7–1.21.8, 1.21.10–26.3 …
Needed on the server; optional in the game
Latest version — 2.0.2_2-26.3 from October 12, 2026
Requires Fabric API
License GPL-3.0-only — free
Where it's needed
In gameoptionalOn serverrequired

Needed on the server; optional in the game

Game versions1.21.3–1.21.5, 1.21.7–1.21.8, 1.21.10–26.3 …

This is a very simple mod to change the speed of certain cooldowns in the game:

1 The cooldown for villagers, animals and any other ageable to breed again.

2 The time necessary for babies to grow up.

3 Change the time for a mobspawner to spawn mobs.

4 Change the cooldown for allay duplication.

The mod uses gamerules to make the process easier. You can access them in the gamerule tab before the game launches and during a game with the /gamerule command.

You can have info by pressing the mod help key(k by default).

All the mods command start with : /gamerule customspeed.

The mod supports the following commands: (all the times are in seconds and the minimum time is 1 second).

gamerule.customspeed.adultVillagerbreed_150": The cooldown for a villager to mate again. gamerule.customspeed.babyVillagergrowup_600": The Time for a Baby Villager to grow up. gamerule.customspeed.adultAnimalbreed_150": The cooldown for an Animal to mate again. gamerule.customspeed.babyAnimalgrowup_600": The time for a Baby Animal to grow up. gamerule.customspeed.Spawnerspeed_20": The average time for a spawner to spawn mobs again.

HOw use the gamerules inside the game

When creating a new world the gamerules can be found in the gamerules tab under the mobs category. In the game, they can be found when typing /gamrule customspeed. ... (you need to have cheats activated to be able to use them)

How to use the mod: what it looks like when creating the world

FAQ

How to install customspeed?

Install Fabric for your Minecraft version, download customspeed for the same version and loader, put the file into the mods folder and launch the game with the loader profile.

Which Minecraft versions does customspeed support?

customspeed has builds for Minecraft 1.20.6–1.21.1, 1.21.3–1.21.5, 1.21.7–1.21.8, 1.21.10–26.3 ….

Is customspeed needed on the server?

Needed on the server; optional in the game

License and source
GNU General Public License v3.0 onlyfree to use and share; changes to the mod itself must be published under the same license
Original — Modrinth↗Files unchanged, verified with SHA-512Is this your mod? For rights holders

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