Minecraft 1.21.1 has 458 Performance mods on MineUniverse, with more than 2.4 billion downloads combined. ModernFix is the most downloaded of them.
A performance upgrade for the crafting table.
The fastest and most compatible rendering optimization mod for Minecraft. Now available for both NeoForge and Fabric!
A powerful, mod-friendly, FOSS client performance mod for NeoForge
A performance upgrade for the furnace.
A performance upgrade for the JSON recipe system.
An optimization mod for Minecraft which improves server performance significantly.
This mod fixes memory leaks of some mods, Neoforge and Minecraft until they implement their fixes.
An add-on mod for Sodium (and Embeddium) that adds new features and customization.
Gives to Sodium (and Embeddium for 1.20.1) additional Performance and Quality features for a tasteful experience
Particle optimizations: Culling, rendering optimizations, configurable particle-type-specific spawn reduction, and potion particle disabling. Compati…
A mod that changes how multiple types of culling are handled in order to improve performance
Adds compatibility for various mods through Sodium Options API
Optimization mod that fixes cases where mobs will be prevented from despawning.
Supercharged item frames! Less lag, better performance, and now they can change color and vanish!
Ars Nouveau Performance Optimization
A performancemod for Ars Nouveau updated Oct 14, 2026
AI translator
Translate your entire modded Minecraft experience automatically using AI. updated Oct 14, 2026
Lua Performance
Client-side performance improvements and customizable optimizations designed for the Somake Network modpack updated Oct 16, 2026
ImmediatelyFast
Speed up immediate mode rendering in Minecraft updated Oct 13, 2026
ResourcePackCached
Keeps server resource packs loaded, so they don't need to be reloaded when you rejoin. updated Oct 14, 2026
[TaCZ:Accel] | Timeless and Classics Zero Guns: Accelerated
Performance addon for TaCZ that cuts down CPU and memory usage, bloat, speeds up gun rendering while fixing stability issues. Made with lov… updated Oct 13, 2026
Behind ModernFix, the ranking continues with FerriteCore ((Neo)Forge), ImmediatelyFast, FastWorkbench and Sodium.
With 458 of 31,368, Performance mods account for 1% of all mods for 1.21.1. Split by loader, the numbers for 1.21.1 are NeoForge 368, Fabric 296, Forge 122 and Quilt 94. Some mods support more than one loader, so these numbers add up to 880, more than the 458 in total.
Recent activity: 88 Performance mods (19%) got a new file for 1.21.1 in the last 30 days. Recently updated picks include Ars Nouveau Performance Optimization, AI translator and Lua Performance. Mojang released Minecraft 1.21.1 on August 8, 2024. Against its nearest versions, 1.21.1 has 35 fewer Performance mods than 1.20.1 (493) and 221 more than 1.21.4 (237).
By downloads, the leading Performance mods for Minecraft 1.21.1 are ModernFix, FerriteCore ((Neo)Forge), ImmediatelyFast, FastWorkbench and Sodium.
MineUniverse currently has 458 Performance mods for Minecraft 1.21.1. Recent activity: 88 Performance mods (19%) got a new file for 1.21.1 in the last 30 days. Together they have more than 2.4 billion downloads.
1. Install the mod loader the mod is made for (Forge, Fabric, NeoForge or Quilt) for your Minecraft version. 2. Download the mod file (.jar) that matches your Minecraft and loader version. 3. Put the .jar into the mods folder of your Minecraft directory (.minecraft/mods). 4. Start Minecraft with the loader profile selected in the launcher.
NeoForge leads with 368 mods, followed by Fabric (296), Forge (122) and Quilt (94). Some mods support more than one loader, so these numbers add up to 880, more than the 458 in total.
Yes. All 458 Performance mods for Minecraft 1.21.1 on MineUniverse are free to download.
