Extract text from VTI files
To convert your VTI file to another format, you need ParaView or other 3D software.
To convert other file formats to the "Volumetric Image Data" file type, you need software like ParaView or a similar tool.
The .VTI file extension represents the VTK XML Image Data format, a specialized standard developed by Kitware for the Visualization Toolkit (VTK). It is primarily used to store structured, uniform rectilinear grids - such as those generated by medical imaging (MRI, CT scans) or Computational Fluid Dynamics (CFD) simulations. Internally, the file uses XML tags to define the data structure, often wrapping binary blocks of raw data to handle large volumetric datasets efficiently.
Despite its precision in scientific contexts, the .VTI format presents significant hurdles for general use. It is strictly a volumetric data container, meaning it does not contain the surface geometry required by standard 3D modeling tools like Blender or Autodesk Maya. Users frequently find they cannot open these files without installing specialized, complex software like ParaView. Furthermore, the files can be enormous, making them difficult to share or archive without compression.
To utilize .VTI data for practical applications like 3D printing or rendering, conversion is essential. For 3D printing, the volumetric data must be processed (e.g., via contouring) and converted to STL. For use in game engines or animation software, converting to OBJ or PLY is recommended after surface extraction. For scientific data exchange, converting to VTU (Unstructured Grid) or legacy VTK formats may be necessary to ensure compatibility with older analysis pipelines.
Convert.Guru analyzes your VTI file, detects the exact format, and lets you read the text inside.
Users also converted VTK, VTM and VTU files.
If you want to convert VTI file to CSV, JSON, XML, YAML, YML, TOML, INI, CFG, CONF, DAT, DB or SQL, you can use ParaView or similar software from the "Scientific Visualization Data" category. In the File menu, look for Save As… or Export….
To convert DBF, XML, SQLITE, XLSX, SQL, TSV, ACCDB, YAML, MDB, CSV, ODS or JSON files to VTI, try ParaView or another comparable tool in the "Scientific Visualization Data" category.
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 VTI converter.