
Firework Pack
The ULTIMATE Optimization Modpack. Sodium-Based. Free Minecraft Java modpack for 1.21.11.
⬇ Download on Modrinth![]() |
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The ULTIMATE Optimization Modpack
Overview
What it optimizes? It optimizes CLIENT and SERVER side things like Rendering, Block Entities, Memory Allocation, Chunk Loading, and Network Packets.
Why Choose Firework?
Maximum Performance: Specially engineered to squeeze every single frame out of your hardware. Get a stable 340+ FPS at 10 Chunks even on entry-level and mid-range setups, such as an i5 CPU and 8GB DDR4 RAM.
Smart Rendering: Optimizes how Minecraft handles block entities, particles, and complex geometry without sacrificing the game's original visual fidelity.
Server & Client Harmony: Reduces micro-stutters and local server tick lag (internal server), ensuring smoother movement, faster world loading, and a highly responsive competitive gameplay experience.
Lightweight & Clean: No bloatware or unnecessary features. Just pure, raw performance improvements from the ground up.
- Downloads as Firework Pack 1.0.0 1.21.11.mrpack
- Download size: 78 KB
- Download link checked 23 Aug 2026 — working
These come from our own check of the pack file, not from the source page.

