OptiFine for Fabric mod list

OptiFine for Fabric 4 for Minecraft 1.21.4 (Fabric) declares 69 projects: 68 mods, 1 resource packs.

How many mods are in OptiFine for Fabric?

OptiFine for Fabric 4 for Minecraft 1.21.4 has 68 mods: 46 client-only and 22 that also run on a server.

46 of the mods are client-only, so a server for this pack runs a shorter list. The "In packs" column shows how many of the 518 Modrinth packs we track include the same project. Back to the OptiFine for Fabric guide for RAM, install and server steps.

Mods (68)

Name	Runs on	Type	In packs
[EMF] Entity Model Features	Client	mobs, utility	230
[ESF] Entity Sound Features	Client	mobs	12
[ETF] Entity Texture Features	Client	decoration, utility	238
Animatica	Client	decoration, utility	28
Anvian's Lib	Client and server	library	8
Async	Server	mobs, optimization	6
Auth Me	Client	utility	27
BactroMod	Client	game-mechanics, utility	2
BadOptimizations	Client	optimization	143
BetterGrassify	Client	optimization, utility	26
Capes	Client	utility	55
Cloth Config API	Client and server	library	406
Concurrent Chunk Management Engine (Fabric)	Client and server	optimization	133
Continuity	Client	decoration, utility	171
Cubes Without Borders	Client	utility	66
Cull Leaves	Client	optimization	33
Dark Loading Screen	Client	decoration, utility	20
Dynamic FPS	Client	management, optimization	165
Enhanced Block Entities	Client	optimization, utility	61
Entity Culling	Client	optimization	372
Fabric API	Client and server	library	325
Fabric Language Kotlin	Client and server	library	250
Fabrishot	Client	utility	26
FancyMenu	Client and server	utility	149
Fast IP Ping	Client	optimization	77
FastQuit	Client	optimization, utility	52
FerriteCore	Client and server	optimization, utility	377
Fzzy Config	Client and server	game-mechanics, library	127
ImmediatelyFast	Client	optimization	316
Iris Shaders	Client	decoration, optimization	282
Konkrete	Client and server	library	190
Krypton	Client and server	optimization, utility	107
Language Reload	Client	optimization, utility	82
LibJF	Client and server	library	32
Lithium	Client and server	optimization	303
MacOS Input Fixes	Client	utility	19
Melody	Client and server	library	157
Mod Loading Screen	Client and server	management, utility	7
Mod Menu	Client	utility	284
Model Gap Fix	Client	optimization, utility	82
ModernFix	Client and server	optimization, utility	184
ModListMemory	Client	utility	2
More Culling	Client	library, optimization	165
Noisium	Server	optimization, worldgen	59
Nuit	Client	utility	24
Nuit Interop	Client	utility	13
OptiGUI	Client	decoration, utility	51
Particle Core	Client	game-mechanics, optimization	60
Polytone	Client	-	35
Reese's Sodium Options	Client	utility	197
Remove Reloading Screen	Client	optimization, utility	52
ResourcePackCached	Client	optimization, technology	7
ScalableLux	Client and server	optimization	77
Server Pinger Fixer	Client	optimization	15
Sodium	Client	optimization	335
Sodium Core Shader Support	Client	game-mechanics	5
Sodium Dynamic Lights	Client	decoration, optimization	42
Sodium Extra	Client	cursed, optimization	230
Sodium Extra Information	Client	cursed, optimization	3
Sodium Extras	Client	optimization	29
Sodium Shadowy Path Blocks (SSPB)	Client	decoration	42
Text Placeholder API	Client and server	library	169
Titlebar Changer	Client	decoration, utility	1
TxniLib	Client and server	library	43
Very Many Players (Fabric)	Client and server	optimization	70
ViaFabricPlus	Client	cursed, library	16
YetAnotherConfigLib (YACL)	Client and server	library, management	271
Zoomify (Zoom)	Client	utility	128

Resource packs (1)

Name	Runs on	Type	In packs
It's All Connected (CTM)	Client	16x, blocks	2

List taken from the pack's own version metadata on Modrinth's public API, last fetched Nov 11, 2026. Each name links to that project's official Modrinth page. For the newest version, check OptiFine for Fabric on Modrinth.