UPK File Documentation
Overview
| Feature | Value |
|---|---|
| File Extension | .upk |
| Full Name | Unreal Engine 3 Package File |
| Developer | Epic Games |
| File Type | Binary |
| MIME Type | application/octet-stream |
| Primary Association | Video Game Development |
| Usage | Storing game assets like textures, models, maps |
| Compression | Yes, proprietary |
| Encryption | Optional, proprietary |
| Contained Formats | Various (e.g., .uasset for assets) |
| Compatibility | Unreal Engine 3 and some tools for Unreal Engine 4 |
| Editable | With specific tools/software (e.g., UE3 Editor, UModel) |
| Archive Structure | Hierarchical |
| Asset Types | Textures, meshes, sounds, animations, etc. |
| Indexing | Contains a file header with indexes to assets |
| Streaming | Supports streaming of assets for games |
| Serialization | Supports efficient serialization for storage |
| Access Method | Random access to individual assets within package |
| Platform | Platform-independent with Unreal Engine compatibility |
| Header Information | Includes metadata like version, number of assets |
| Used In | Games and simulations developed with Unreal Engine 3 |
| Encryption Support | Game-specific, can vary based on developer's implementation |
| Tool Support | Various third-party tools for manipulation and extraction |
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.