Side by side
BSAOpt vs FModel
Both stand on game modding tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Windows
Choose BSAOpt if you need a free Windows tool for BSA archive operations, deduplication, or mod packaging. Look elsewhere if you need a platform other than Windows or do not want to run it as administrator when UAC is enabled.
Visit BSAOpt Free plan Windows
FModel offers broad archive inspection and export tools for Unreal Engine game content at no listed cost. Check its Windows and .NET requirements, and note the stated animation-preview and world-export limits.
Visit FModelThe facts
| BSAOpt | FModel | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Windows | Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 1 |
| Maker | Not published | Not published |
| Website | github.com | fmodel.app |
| On game modding tools | #8 of 25 | #12 of 25 |
BSAOpt: what it does well
- Handles Copy, Pack, Unpack, and Convert operations.
- Can deduplicate files in BSA archives.
- Supports BSA and ZIP, plus archive extraction and mod packaging.
- Recognizes XWM, FUZ, OGG, GID, and PEX files.
- Optional logs and attempted recovery from corrupt BSA headers are listed.
What to know first
- Requires Windows Vista or later.
- UAC-enabled systems require running it as administrator.
- The listed version 1.6.3 was last updated 14 January 2013.
FModel: what it does well
- Free, open-source software.
- Parses more than 30 asset types.
- Compares archive states for changed packages.
- Batch export sessions cover several asset types.
- Supports image, audio, and 3D viewing.
What to know first
- Available only for Windows.
- Encrypted archives require an AES key.
- Requires .NET 10.0 or later.
- Whole-level export is currently USDA-only.
Alternatives to BSAOpt Alternatives to FModel The whole list