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SFS File - What is an .sfs file and how do I open it?
Learn about .SFS files and view a list of programs that open them.
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What is an SFS file? An SFS file is a saved game created by Kerbal Space Program, a video game in which players build and launch rockets. It contains plain text written in a JSON-like key-value format. Kerbal Space Program's primary SFS file is named persistent.sfs .
More Information Squad Kerbal Space Program is a popular rocket construction and space flight simulation game. It is available for many platforms, including Windows, macOS, and Linux. The game stores a player's current game state, including all their in-progress flights, in a file named persistent.sfs . This file is a plain text file, which Kerbal Space Program modders can open and edit to make changes to their in-progress games. For example, a player can edit persistent.sfs to give themself more money. Kerbal Space Program also allows players to create "quicksaves" of their game to revert back to previous game states. For example, a player might want to revert to a previous state if one of their rockets crashes. These quicksaves are named quicksave.sfs .
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.SFS File Extension
3 file types use the .sfs file extension.
Kerbal Space Program Save File
| Developer | Squad |
| Popularity |
3.8 | 29 Votes |
What is an SFS file?
An SFS file is a saved game created by Kerbal Space Program, a video game in which players build and launch rockets. It contains plain text written in a JSON-like key-value format. Kerbal Space Program's primary SFS file is named persistent.sfs .
More Information
Squad Kerbal Space Program is a popular rocket construction and space flight simulation game. It is available for many platforms, including Windows, macOS, and Linux.
The game stores a player's current game state, including all their in-progress flights, in a file named persistent.sfs . This file is a plain text file, which Kerbal Space Program modders can open and edit to make changes to their in-progress games. For example, a player can edit persistent.sfs to give themself more money.
Kerbal Space Program also allows players to create "quicksaves" of their game to revert back to previous game states. For example, a player might want to revert to a previous state if one of their rockets crashes. These quicksaves are named quicksave.sfs .
Common SFS Filenames
persistent.sfs - Stores a player's saved game; can be loaded by selecting Resume Saved .
quicksave.sfs - A quicksave used to revert to a previous game state.
How to open an SFS file
You can open and edit an SFS file in Microsoft Notepad (Windows), Apple TextEdit (Mac), or any other text editor . You can also open and edit an SFS file in SFSEd (Windows), a program used to view and edit Kerbal Space Program save files.
To use an SFS file with Kerbal Space Program (multiplatform), place the file in your installation's saves directory. For example, you should place persistent.sfs files in the ~/saves/default directory.
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Programs that open SFS files
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Program Name
Platform
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X
Windows
Squad Kerbal Space Program
Paid
Microsoft Notepad
Included with OS
SFSEd
Free
Any text editor
Mac
Squad Kerbal Space Program
Paid
Apple TextEdit
Included with OS
Any text editor
Linux
Squad Kerbal Space Program
Paid
Vim
Free
Any text editor
Category: Game Files
Updated: August 26, 2022
Squashfs File Archive
| Developer | N/A |
| Popularity |
3.7 | 25 Votes |
Read-only archive format developed for Linux-based operating systems; often used for creating installer archives and software distributions; typically compressed using .GZIP compression.
More Information
SFS files are also used for installing updates on Navigon-based GPS devices.
NOTE: Some users have reported that 7-zip is unable to extract SFS files. If you're having trouble, uninstall 7-zip and install 7-zip 9.25 alpha. This version will open SFS files.
Programs that open SFS files
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Platform
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Windows
7-Zip
Free
PeaZip
Free
Linux
Squashfs
Free
Category: Compressed Files
Updated: March 11, 2014
SFX Sample File
| Developer | sfxr |
| Popularity |
2.1 | 9 Votes |
File created by sfxr, a program used to make sound effects; stores sound settings such as the attack time, sustain time, frequencies, cutoffs, and filters; can be used for making video game sound effects.
More Information
SFS files can be exported to .WAV files in the software.
NOTE: There exists a Mac version of sfxr that is called cfxr ("Cocoa sfxr"). However, cfxr cannot open SFS files. It uses its own XML formatted .CFXR files.
Programs that open SFS files
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sfxr
Free
Category: Audio Files
Updated: April 26, 2011