AurelionPack Performance

26 performance mods • Zero gameplay changes • Drop-in ready

The performance layer powering AurelionPack – also available standalone.

🎮 FULL PACK 📋 CHANGELOG

What Is This?

AurelionPack Performance is a focused collection of performance and bug-fix mods with zero gameplay changes. It's the foundation bundled inside AurelionPack, but also works perfectly as a standalone performance layer for any other modpack or vanilla Lethal Company.

Every mod here does exactly one thing: make the game run better and crash less.

What's Included?

FPS & Rendering

• CullFactory – stops rendering geometry you can't see; biggest FPS win in interiors
• Lethal Performance – engine-level optimizations
• BepInEx Faster Load AssetBundles Patcher – faster startup and level loading
• Lethal Sponge – various performance improvements
• Lights Out – disables unnecessary lights in unvisited areas
• LCUltrawide – proper ultrawide support without stretching

AI & Pathfinding

• Smart Enemy Pathfinding – reduces pathfinding recalculations, smoother enemy movement
• Pathfinding Lag Fix – eliminates lag spikes caused by AI pathfinding
• Starlancer AI Fix – fixes AI issues from modded moons
• Lost Enemy Fix – stops enemies getting stuck and lagging the server

Networking & Loading

• Additional Networking – networking improvements for modded environments
• Async Loggers – moves logging off the main thread, eliminates log-induced frame spikes
• Less Logs – suppresses log spam that slows down the logger

Bug Fixes

• Error Fix – suppresses non-fatal engine errors that cause log spam and stutters
• LC Mic Recovery – recovers the microphone when it stops working mid-session
• Entrance Teleport Optimizations – fixes issues with entrances and fire exits
• Matty Fixes – broad collection of vanilla bug fixes
• Lethal Fixes – additional core game bug fixes
• Buttery Fixes – targeted fixes for common pain points
• Barber Fixes – fixes the Barber enemy's broken behaviors
• Enemy Sound Fixes – corrects audio bugs across multiple enemies
• Mask Fixes – fixes Masked enemy edge cases
• Masked Invis Fix – stops Masked enemies turning invisible
• Melee Fixes – fixes melee hit detection issues
• Spawn Cycle Fixes – corrects enemy spawn cycle calculations
• Spider Position Fix – fixes Bunker Spider positioning desyncs
• DunGen Reference Fixer – prevents dungeon generation errors with modded maps
• Destroy Item In Slot Fix – fixes item destruction causing inventory corruption

Installation

Standalone (any modpack or vanilla)

1. Download Gale Mod Manager or r2modman
2. Search for "AurelionPack_Performance"
3. Click Install, then hit Update on any mods that require it
4. Launch through the mod manager

As Part of AurelionPack

This pack is bundled automatically when you install AurelionPack.

Credits

_{^{Click on the image to open the modpack.}}

I am not associated with any of the mods listed above. All credit goes to the individual mod authors.

Mod icon was made with AI assistance.