Unlocking Fortnite's Memory: The Complete v19.10 Offset Collection
A comprehensive compilation of every available memory offset from the January 2022 Fortnite update for technical enthusiasts
Essential Fortnite v19.10 Offset Insights
- Memory Structure Access: These offsets provide direct access to Fortnite's core game structures including UWorld, GObjects, and player-related memory locations
- Technical Implementation: Most commonly used in development environments for analyzing game mechanics or creating custom tools
- Data Source Reliability: Sourced from multiple verified GitHub repositories with specialized Fortnite offset documentation
Understanding Fortnite Memory Offsets
Memory offsets in Fortnite v19.10 are specific memory locations that point to various game structures and functions. These technical values allow access to the game's internal data structures and are primarily used by developers, modders, and those analyzing the game's mechanics. The v19.10 update (released January 18, 2022) introduced significant changes to the game, including the return of Tilted Towers and the introduction of Klombos creatures, which necessitated updates to memory structures.
It's important to note that while these offsets are collected from reputable technical sources, using them to modify gameplay may violate Epic Games' Terms of Service. This compilation is provided purely for educational and technical documentation purposes.
Core Game Structure Offsets
| Offset Name | Memory Address | Description |
|---|---|---|
| UWorld | 0xB731340 | Main game world instance pointer |
| GObjects | 0xB564050 | Global object array pointer |
| Free Fortnite | 0xC8FEE0 | Memory allocation function |
| GetBoneMatrix | 0xCD02C8 | Function to retrieve bone matrices for character models |
| ProjectWorldLocationToScreen | 0x7A8AC88 | World-to-screen coordinate conversion function |
| LineOfSightTo | 0x7EA1708 | Visibility checking function |
Player-Related Memory Offsets
These offsets relate specifically to player entities within the game, allowing access to various player properties and states introduced or modified in the v19.10 update.
Character and Controller Offsets
| Offset Name | Memory Address/Value | Description |
|---|---|---|
| PlayerCameraManager | 0x2C0 | Camera management for player view |
| ControlRotation | 0x290 | Player view rotation control |
| AcknowledgedPawn | 0x2A8 | Current player pawn reference |
| PlayerState | 0x238 | Current state of the player |
| RootComponent | 0x130 | Base component for player entity |
| LastFireTimeVerified | 0x9E8 | Timestamp of last weapon fire verification |
Game Instance Offsets
These offsets provide access to game-wide structures and are particularly important for accessing multiple elements across the game environment.
| Offset Name | Memory Address/Value | Description |
|---|---|---|
| Levels | 0x148 | Array of loaded levels |
| LocalPlayers | 0x38 | Array of local player instances |
| OwningGameInstance | 0x190 | Reference to the game instance |
| Glow Object Manager | 0x5318e18 | Manager for glow effect objects |
Offset Usage Patterns Analysis
The v19.10 offsets reveal interesting patterns about Fortnite's internal architecture. Most developers accessing these memory locations focus on five key technical areas which represent the core functionality these offsets enable.
This radar chart illustrates how v19.10 offsets are utilized across different technical domains. Player positioning and entity management offsets have the highest technical utility, while world interaction offsets tend to have lower update frequency across game versions.
Fortnite v19.10 Offset Technical Hierarchy
Understanding how these offsets relate to one another is crucial for technical implementation. The following mindmap illustrates the hierarchical relationship between different offset categories and how they connect to form the game's memory structure.
This hierarchical view demonstrates how offsets are organized within Fortnite's memory structure, starting from core engine components down to specific gameplay functions. Understanding this structure is essential for properly implementing any technical tools that interact with these memory locations.
Fortnite v19.10 Update Technical Context
To better understand the context of these offsets, it's helpful to examine what the v19.10 update (released January 18, 2022) brought to Fortnite that necessitated these memory structure changes:
Key Update Features That Affected Memory Structure
Tilted Towers Return
The reintroduction of this iconic location required significant map changes and POI-related memory structure updates, affecting world-related offsets.
Klombos Introduction
These large creatures added new entity types to the game, requiring additions to entity management structures and corresponding offsets. They could be climbed and fed Klomberries to obtain items.
Grenade Launcher Modifications
The unvaulted Grenade Launcher featured mechanical changes (exploding on first bounce), requiring updates to weapon-related memory structures and offsets.
Creative Mode Enhancements
New features like the Prop Manipulator, Player Counter, and Pop-up Dialog device necessitated additions to creative mode-related offsets.
This video provides an overview of the Fortnite v19.10 update, showcasing many of the features that led to memory structure changes reflected in the offsets documented above.
Technical Implementation Considerations
When working with Fortnite v19.10 offsets, several important technical considerations should be kept in mind:
Offset Verification Methodology
Offsets can become invalid with game updates, so verification is crucial. Technical implementers typically use pattern scanning (signature-based identification) rather than hardcoded offsets to maintain compatibility across minor game updates. This approach searches for unique byte patterns in memory rather than relying on fixed addresses.
Pattern Scanning Example
// Example pattern scanning pseudocode for UWorld
const char* pattern = "48 8B 05 ? ? ? ? 48 8B 88 ? ? ? ? 48 85 C9 74 06 48 8B 49 70";
uintptr_t patternAddress = FindPattern(gameModule, pattern);
uintptr_t offsetAddress = CalculateRelativeAddress(patternAddress);
// Now offsetAddress contains the UWorld offsetThis approach provides more resilience against game updates compared to hard-coded memory addresses.
Version Specificity
The offsets provided are specific to v19.10 of Fortnite. Each update potentially changes these memory locations, so technical implementations should include version checking to avoid crashes or incorrect behavior.
Fortnite v19.10 Images
These images showcase elements from the v19.10 update that relate to the technical memory structures referenced in the offsets.
These visual elements provide context for the game environment that the memory offsets interact with, showing the world structure, building mechanics, and POI elements relevant to v19.10.
Frequently Asked Questions
References
- FortniteOffsetsLibrary - Patch-19.10.md - GitHub
- paysonism/Fortnite-Offsets - GitHub Repository
- OverhaxTeam/latest-fortnite-offsets - GitHub
- Update v19.10 - Fortnite Wiki
- Fortnite Update 19.10 Patch Notes - TalkEsport
- Fortnite v19.10 Update Full Patch Notes Detailed - DBLTAP
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Last updated April 9, 2025