nineMinecraft is a joke site.
nineMinecraft is in no way affiliated with Modrinth or 9minecraft. (And frankly, who wants to be affiliated with the latter?)
this setting is to help visualize the fake crystal and as you can see it switches to the real one once the server confirms your placement. you can change the color of the color tint too.
Client Side Crystals

Client Side Crystals

Mod

Makes your crystals show instantly client side when crystaling to look look like zero ping. (Works with Marlow's optimizer) Allowed on VTL and mcpvpclub.

Client DecorationEquipmentOptimization
212.4k downloads
35 followers
Follow Save

Client Side Crystals 1.21.11

Download Report

Changelog

ACTUALLY SEEMLES, if you toggle seemless on you cannot tell the fake apart from the real, and I added a tint thing to show the fake crystal so you can see when it changes.

Files

ClientSideCrystals-1.21.11.jar(121.62 KiB) Primary Download

Metadata

Release channel

Release

Version number

1.21.11

Loaders

Fabric

Game versions

1.21.11

Downloads

51430

Publication date

March 10, 2026 at 10:40 AM

Publisher

cutebow

cutebow

Creator

Version ID

External resources

SourceDiscordKo-fi

Project members

cutebow

Creator

bowcute

Tester

Technical information

License
MIT
Client side
required
Server side
unsupported
Project ID