Click the "Select File" button above, and choose your DFS file.
You’ll see a preview, if available.
Click the "Convert file to..." button to extract text information.
Convert DFS to another file type
To convert DFS Data files to another format, you need BrainSuite or other Data software.
Convert a file to DFS
To convert other file formats to the "Archive or 3D Surface" file type, you need software like BrainSuite or a similar tool.
About DFS files
The .DFS file extension is heavily fragmented. It is primarily used as a game data archive by Surreal Software (for titles like The Suffering) or as a Cortical Surface Data File in BrainSuite neuroimaging software. It is also utilized for satellite receiver firmware updates on ALI Corp chipsets. Because it serves completely different purposes depending on its origin, the .DFS format is notoriously frustrating to handle. Game archives are proprietary containers that lock away audio, textures, and 3D models. They are heavily compressed and cannot be opened by standard archive tools. BrainSuite surface files contain complex vertex and polygon data representing human brain anatomy, which standard 3D software like Blender cannot natively import without specialized conversion. Users typically want to convert .DFS game archives to extract the internal PNG, WAV, or OBJ files for modding. For neuroimaging, researchers often need to convert .DFS to standard OBJ or STL formats to share 3D brain models across different medical applications. Because these are proprietary and closed-source formats, standard online converters fail completely to process them. Just drag and drop your .DFS file onto convert.guru to identify its exact format. Our system will inspect the binary signature, show you any readable text or embedded content, and if we detect a supported underlying format, viewing or conversion may still be possible.
Convert.Guru analyzes your DFS file, detects the exact format, and lets you read the text inside.
If you want to convert DFS file to BFS, OBJ, FBX, DAE, 3DS, MAX, BLEND, MA, MB, C4D, STL or PLY, you can use BrainSuite or similar software from the "Proprietary Data Storage" category. In the File menu, look for Save As… or Export….
To convert DWG, DAE, X3D, IGES, WRL, JT, SKP, 3DS, 3DM, OBJ, STEP or FBX files to DFS, try BrainSuite or another comparable tool in the "Proprietary Data Storage" category.
The DFS Converter Story
The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our DFS converter.