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Smooth Optimized Smooth Optimized 21.4.0_v2.0
Check the game version, loader and dependencies below, then grab this exact release.
Modrinth release
Smooth Optimized 21.4.0_v2.0
- Game
- 1.21.4
- Loader
- Fabric
- Published
- 10 Aug 2026
- Channel
- release
- Downloads
- 43
Where this file goes
Keep this pack release together.
Install it as its own instance with the game version and loader above. The source has not labelled a separate server ZIP in the data we receive, so only use one when the creator lists it for this exact release.
Dependencies for this release
What else does it need?
No required project dependencies are listed for this release.
From the release
What changed?
Changelog 21.4.0_v2.0 — Performance & Lighting Update Added • Added ScalableLux 0.1.2 for improved and more efficient lighting calculations. Updated Mods • Updated BadOptimizations from 2.2.1 to 2.2.2 for additional client-side performance improvements. Performance & Optimization • Improved overall client-side performance with the updated BadOptimizations version. • Improved lighting performance and efficiency with ScalableLux. • Retained Sodium 0.6.13 for high-performance rendering and improved FPS. • Retained Lithium 0.15.3 for optimized game logic and tick performance. • Retained C2ME 0.3.1.3.0 for optimized chunk loading and world generation. • Retained Noisium 2.5.0 for optimized world generation and noise calculations. • Retained ImmediatelyFast 1.8.0 for improved GUI and rendering performance. • Retained ModernFix 5.20.3 for memory management, loading performance, and stability. • Retained FerriteCore 7.1.1 for reduced memory usage. • Retained ThreadTweak 0.1.7 for additional CPU and thread optimizations. Rendering & Culling • Retained More Culling 1.2.10 for reduced unnecessary block and object rendering. • Retained Entity Culling 1.7.4 for improved entity and block entity culling. • Added ScalableLux 0.1.2 for optimized lighting calculations. Multiplayer Optimization • Retained Very Many Players (VMP) 0.2.0+beta.7.192 for improved player and entity handling in multiplayer environments. Quality of Life • Retained No Chat Reports 2.11.0 to remove Minecraft's chat reporting functionality. Configuration & Dependencies • Retained Cloth Config API 17.0.144 for configuration support. • Retained Fabric API 0.119.2+1.21.4 as the core Fabric modding library. Included Mods • BadOptimizations 2.2.2 • Cloth Config API 17.0.144 • Concurrent Chunk Management Engine (Fabric) 0.3.1.3.0 • Entity Culling 1.7.4 • Fabric API 0.119.2+1.21.4 • FerriteCore 7.1.1 • ImmediatelyFast 1.8.0 • Lithium 0.15.3 • ModernFix 5.20.3 • More Culling 1.2.10 • No Chat Reports 2.11.0 • Noisium 2.5.0 • ScalableLux 0.1.2 • Sodium 0.6.13 • ThreadTweak 0.1.7 • Very Many Players 0.2.0+beta.7.192 Smooth Optimized 21.4.0_v2.0 — Added ScalableLux and updated BadOptimizations for improved lighting, FPS, rendering efficiency, and overall Minecraft 1.21.4 performance.