Lockdown Protocol / 1.6.1
UE 5.5 defaults dumped 2026-09-22 · uploaded by Ꭲ𝒉𝒆𝗭 · Zircon 0.8.0 · report
Steam , UE5.5
Engine and source
60% confidence- Engine
- Unreal Engine 5.5
- Evidence
- version string: ++UE5+Release-5.5
- layout defaults from 5.5: FProperty, FNamePool, chunked GObjects
- Process
- LockdownProtocol-Win64-Shipping.exe
- Module base
- 0x7ff7904a0000 · image 145 MB
- Method
- external
- Dumped
- 2026-09-22 10:29 UTC
- Zircon
- 0.8.0 · schema 3
- Script
- 3,041 functions decompiled, 64,007 statements
- Index
- 61.8 MB SQLite from 54.8 MB JSON · search: fts5
Largest packages
588 in total
/Script/Engine
/Script/ControlRig
/Script/RigVM
/Script/Niagara
/Script/MeshModelingToolsExp
/Script/SteamCorePro
/Script/GeometryCollectionNodes
/Script/AIModule
/Script/CoreUObject
/Script/OptimusCore
/Script/MovieScene
/Script/MovieSceneTracks
Types per package. The full list is in the browser sidebar.
Engine addresses
module-relative · click to copyGlobals2
| Name | Address |
|---|---|
| GObjects | |
| FNamePool |
Derived engine offsets19
| Field | Offset |
|---|---|
| UObject.InternalIndex | 12 |
| UObject.ClassPrivate | 16 |
| UObject.NamePrivate | 24 |
| UObject.OuterPrivate | 32 |
| UStruct.SuperStruct | 64 |
| UStruct.Children | 72 |
| UStruct.ChildProperties | 80 |
| UStruct.PropertiesSize | 88 |
| UStruct.MinAlignment | 92 |
| FField.ClassPrivate | 8 |
| FField.Next | 24 |
| FField.NamePrivate | 32 |
| FProperty.ArrayDim | 48 |
| FProperty.ElementSize | 52 |
| FProperty.PropertyFlags | 56 |
| FProperty.Offset_Internal | 68 |
| UField.Next | 40 |
| UFunction.FunctionFlags | 176 |
| UFunction.Func | 216 |
Downloads
Generated on the server from this dump. Free for research and modding; see the terms.
.usmap mappings
For FModel, CUE4Parse and other UE asset tools. Every struct, class and enum with property types, usmap version 3.
Download
C++ SDK
Header-only zip: offsets as padding, one
static_assert per type, compiles as-is with MSVC.
Download
Zircon JSON
The original dump as uploaded, for zircon emit into any of its output formats.
Download
Or from the terminal: zircon fetch 46 for the JSON, --usmap or --sdk for the other two.
158 downloads so far.