Tpsum is a small, performance-focused optimization mod for Minecraft (Forge/NeoForge).
It targets hot paths that are executed extremely often during normal gameplay (server tick, mob spawning, biome lookup, and worldgen), aiming to reduce CPU time and avoidable allocations/GC pressure.
⚠️ No new content - Tpsum only improves performance.
Highlights
- Mob spawning (NaturalSpawner) optimizations
- faster spawn checks and fewer expensive calls in the spawn hot path
- Faster biome lookup
- cached noise-biome source and small math hot-path improvements
- Reduced worldgen allocations
- pooled feature placement context to lower GC load
- Task loop improvements
- optimized
BlockableEventLoopqueueing/counting for high task throughput
- optimized
More details / technical breakdown
All optimizations, behavior notes, and profiling details are documented in the GitHub repository:
How to Install Tpsum (Mod)
Tpsum by Sixik is verified for Forge, Neoforge across Minecraft versions 1.20.1, 1.21.1 (latest release: 0.0.10, file size: 1.1 MB). Follow the steps below to install it safely from ModCraft.tv:
- Click the Download button above and select your Minecraft version (1.20.1, 1.21.1) and platform (Forge, Neoforge).
- Make sure you have the compatible loader or environment installed for Forge, Neoforge.
- Move the downloaded Tpsum file into your Minecraft
.minecraft/modsfolder and launch the game.
All Versions
+ Add Version- Fix Entity desync
- Fix Crash getBiome