SFS files exist as 3 different types. Please find information about each of them below.
Type 1: Kerbal Space Program Save File
General Information
| Title | SFS File Extension |
| Extension | .sfs |
| Full Form | Kerbal Space Program Save File |
| File Type | Game Save File |
| Developer | Squad |
| MIME Type | application/octet-stream |
File Function
| Primary Function | Store game progress |
| Additional Functions | Save spacecraft designs, Store mission details |
| Features | Text-based, human-readable |
File Characteristics
| Quality | Stable structure |
| Supports Layers | N/A |
| Supports Transparency | N/A |
| Editable | Yes, with text editor |
Use Cases
| Game Saving | Yes |
| Mod Creation | Yes |
| Game Modding | Yes |
Security and Practices
| Security Risks | Low |
| Best Practices | Regular backups, Avoid unofficial editors |
Historical/Version Information
| Initial Release | June 24, 2011 |
| Latest Version | KSP 1.12.2 (2021) |
Associated Types
| Similar Extensions | .craft, .cfg |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 Kerbal Space Program |
Paid | Windows, Mac, Linux |
| KSP Modding Tools |
Free | Varies per tool |
Type 2: Squashfs File Archive
Files with .sfs extension relate to Squashfs. This is a compressed, read-only file system for Linux operating systems. SFS files have other uses too. The .sfs extension links to HP PCL 5 fonts and Ope...
General Information
| Title | SFS File Extension |
| Extension | .sfs |
| Full Form | Squashfs File System Archive |
| File Type | Compressed Archive |
| Developer | Phillip Lougher |
| MIME Type | application/x-squashfs |
File Function
| Primary Function | Archive filesystem |
| Additional Functions | Compression, Read-only storage |
| Features | High compression, Block-based, Immutable |
File Characteristics
| Quality | Read-only, Compressed |
| Supports Layers | Filesystem structure |
| Supports Transparency | N/A |
| Editable | No |
Use Cases
| Live Systems | Yes |
| Embedded Systems | Yes |
| Distributed Applications | Yes |
Security and Practices
| Security Risks | Archive bombs |
| Best Practices | Checksum verification, Secure sources |
Historical/Version Information
| Initial Release | 2002 |
| Latest Update | Check GitHub |
Associated Types
| Similar Extensions | .iso, .img, .tar, .gz |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
| Squashfs-tools |
Free | Linux, Windows (via Cygwin), macOS |
| 7-Zip |
Free | Windows, Linux, macOS |
| Daemon Tools |
Freemium | Windows |
Type 3: SFX Sample File
The .SFS file extension has seven file types, mostly Squashfs File Archive format. SFS files open with ten programs, like 7-Zip. Most SFS files are compressed. Others are game or audio files. SFS file...
General Information
| Title | SFS File Extension |
| Extension | .sfs |
| Full Form | SFX Sample File |
| File Type | Audio Sample File |
| Developer | Various |
| MIME Type | application/octet-stream |
File Function
| Primary Function | Store audio samples |
| Additional Functions | Playback, Sound effects |
| Features | Compressed, Loop points |
File Characteristics
| Quality | Varies |
| Supports Layers | Yes |
| Supports Transparency | No |
| Editable | Yes |
Use Cases
| Music Production | Yes |
| Game Development | Yes |
| Sound Design | Yes |
Security and Practices
| Security Risks | Low |
| Best Practices | Regular updates, SoundFont management |
Historical/Version Information
| Initial Release | Varies |
| Latest Version | Depends on software |
Associated Types
| Similar Extensions | .sf2, .sfArk, .sfpack |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
| Polyphone |
Free | Windows, Mac, Linux |
| FluidSynth |
Free | Cross-platform |
| Vienna SoundFont Studio |
Discontinued | Windows |