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Eslium

Mod

Predicts server actions to optimize latency effects

Type

Mod

Modrinth Downloads

47,160

Modrinth ID

zaVwh7an

Last Updated

Jun 27, 2026

Description

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Fabric Icon Quilt Icon NeoForge Icon Forge Icon

What's Eslium ?

Eslium is a project to predict more things client-side. For example, if you want to use a Crystal, you must wait for the server validation for it to appear. This mod fixes that and therefore compensates for the ping.

Predictions implemented

When using any type of minecart on a rail, the spawn of the minecart is predicted

When using an end crystal on obisidian or bedrock, the spawn of the end crystal is predicted

Predictions Coming Soon™ :

  • Lunge enchant
  • Cooldowns
  • Consumables
  • Elytra
  • Firework rocket
  • Swap
  • Inventory
  • Entity pose
  • Wind charge
  • Jukebox
  • Crossbow
  • Pickup entities
  • Trident
  • Weapons
  • Jukebox
  • Bottle o' Enchanting
  • Experience
  • Ender Pearls
  • Potions
  • Pick Block
  • Cactus damage
  • Bed
  • Fishing Rod
  • Lead
  • Boat
  • Snowball
  • Spawn Eggs
  • Egg
  • Armor Stand
  • Note block
  • Item frame
  • Dyes
  • Interfaces
  • Void damage
  • Game mode change
  • Potion Effects
  • Tchat
  • Sounds
  • Crafting
  • Scaffolding
  • Knockback
  • Fall damage
  • Interaction with blocks
  • Interaction with entities
  • Interaction with items

Configuration

{ "enabled": true, "latencyMargin": 25, "version": 1, "safeMode": false, "crystal": { "enabled": true }, "minecart": { "enabled": true } }
  • enabled Enable or disable the mod

  • latencyMargin Ping to add to your estimated latency. Useful to avoid considering certain actions that are denied by the server due to a latency spike. Is supposed to represent the current latency fluctuation of your Internet connection. In ms.

  • version Version of the configuration. Do not touch!

  • safeMode Reduces the likelihood of being flagged by an impossible anticheat. Disabled, the probability is already low. Warning : This can lead to bizarre behavior.

  • crystal

    • enabled Enable or disable the crystal prediction
  • minecart

    • enabled Enable or disable the minecart prediction

Disclaimer

Versions for 1.21.x are deprecated. I strongly recommend not using them.

Allowed on servers such as:

  • PvPClub
  • FadedMC
  • Turtled
  • CatPvP

Versions 4.0+ are designed not to trigger anticheats. However, a bug is not inevitable, so it is still recommended to request authorization for this mod before using it on a server.

FAQ

How it works ?

This mod uses mixins to inject code into Minecraft code. During certain actions, if implemented, the behavior of a vanilla server is replicated on the client side.

Is this mod a cheat?

You might think this mod is a cheat because it gives an advantage to those who don't have it, and these kinds of mods often raise these kinds of questions.

Here are a few points :

  • Some people naturally have lower ping, yet it is not considered cheating

  • It is possible to have 0ms ping behavior in vanilla, but it is also possible to have it (as far as it is implemented) with any ping and Eslium.

  • Some mods remain accepted by the community but their behavior is impossible to reproduce in vanilla. I'm thinking in particular of Health Indicator, Armor HUD, AppleSkin, FreeCam, and Ok Zoomer.

  • This mod has been accepted by Modrinth and some PvP servers.

  • Sodium optimize FPS, Lithium optimize MSPT, Eslium optimize the ping's impact.

  • Other ping's optimizer are allowed, such as Marlow's Crystal Optimizer, Hero's Elytra Optimizer, Consumable Optimizer or Anchor Optimizer

Will versions 4.0+ be backported for minecraft 1.21.x?

No.

Compatibility

Eslium should work on any client.

Support me!

Join my Hardcore Minecraft server: 38.143.19.130:51965

Compatibility

Mod Loaders

Fabric Forge Neoforge Quilt

Game Versions

1.21 1.21.1 1.21.2 1.21.3 1.21.4 1.21.5 1.21.6 1.21.7 1.21.8 1.21.9 +5 more

Screenshots

Similar Mods

Included in Modpacks

External Resources