Windows
Compatible applications
Quick Facts
Basic information about this file format
Extension
.SXI
File Type
StarOffice Impress Presentation
Category
Data
Best first step
Use compatible software
Quick Summary
A practical overview of the .sxi file format
The SXI file extension is primarily associated with StarOffice Impress, a presentation software component originally developed by Sun Microsystems as part of the StarOffice suite. This format was later utilized by OpenOffice.org versions 1.0 and earlier before the transition to the internationally…
File extension
.SXI
File type
StarOffice Impress Presentation
Category
Data
Recommended action
Open with a trusted compatible app
How to open a .sxi file
Start with a trusted app that supports this format
- Check the file extension carefully and confirm that the file name really ends with .sxi.
- Use software that supports this file type. If one app does not work, try another compatible program for the same platform.
- Update the application if the file was created by a newer version of the software.
- Scan files from unknown sources before opening them, especially documents, archives, scripts, installers, and executable files.
What is a .sxi file?
File extension details and usage information
The SXI file extension is primarily associated with StarOffice Impress, a presentation software component originally developed by Sun Microsystems as part of the StarOffice suite. This format was later utilized by OpenOffice.org versions 1.0 and earlier before the transition to the internationally standardized OpenDocument Format (ODF). An SXI file is a container for presentation slides, encompassing text, graphics, animations, slide transitions, and embedded multimedia elements. Structurally, SXI files are based on XML, though they predate the modern .odp extension. They are essentially compressed ZIP archives containing multiple XML files that define the presentation's content, layout, and metadata. While the format is now considered legacy, it remains significant for historical data recovery and archival purposes. Modern productivity suites like LibreOffice and Apache OpenOffice maintain robust backward compatibility, allowing users to open, edit, and convert these older files into contemporary formats such as ODP or PPTX. Because it relies on open XML standards rather than binary code, the data within an SXI file is more accessible for recovery compared to older proprietary binary formats from the same era.
Software Compatibility
Programs that may open or work with .sxi files
macOS
Compatible applications
Linux
Compatible applications
Mobile
Mobile applications
Can .sxi files be converted?
Options for saving or exporting this file to another format
In many cases, a .sxi file can be converted by opening it in compatible software and using an option such as Save As, Export, or Convert. The available output formats depend on the file type and the application used.
- Use the original software that created the file when possible.
- Check whether the application supports exporting to common formats.
- Be careful with online converters when working with private, business, or sensitive files.
- If conversion fails, the file may be corrupted, incomplete, encrypted, or not actually a .sxi file.
Why can't I open a .sxi file?
Common reasons this file type may not open correctly
Wrong software
The file may require a specific program that supports the .sxi format.
Incorrect extension
The file extension may have been renamed manually, even though the actual file format is different.
Corrupted file
The file may be incomplete, damaged during download, or transferred incorrectly.
Outdated app
Your software may need to be updated before it can open newer versions of this file format.
Frequently Asked Questions
Common questions about .sxi files
To open a .sxi file, use software that supports this file format.
- LibreOffice
- Apache OpenOffice
- Planamesa NeoOffice
- NeoOffice
- Calligra Stage
Open the file in compatible software and look for options such as Save As, Export, or Convert. If no export option is available, the file may require a specialized converter or the original application that created it.
- Verify that the file extension is correct.
- Install or update compatible software.
- Try another application that supports this format.
- Check whether the file is corrupted, incomplete, or encrypted.
A file extension alone does not guarantee whether a file is safe or unsafe. Only open files from trusted sources, scan unknown files before opening them, and be especially careful with executable, script, archive, and document files.
File safety tips
Use caution with unknown files
Only open files from trusted sources. Before opening a .sxi file, scan it with antivirus software, verify that the file extension is expected, and avoid running unknown executable, installer, macro-enabled document, or script files.