| fse | Altair FEKO SPARK3D Export Data |
| fse | Epson Projector Scenario Data |
| fset | ARToolKit NFT Feature Set Data |
| fset | Fact200 Results Data |
| fset2 | ARToolKit NFT Feature Set Data |
| fset3 | ARToolKit NFT Feature Set Data |
| fseventsd | Mac OS X FSEvents Data |
| fsf | FSL Feat Setup Script |
| fsfix | F-Secure Internet Security Signed Product Patch |
| fsi | FileSplit Data |
| fsi | FME Feature Store Spatial Index Data |
| fsif | MyLabel Designer Deluxe Data |
| fsk | Atari 8-bit Tape Data |
| fskey | F-Secure Internet Security Product Key |
| fsl | Corel Paradox Compiled Form |
| fsm | Splitty Master Split Data |
| fso | Adobe Flash Media Server Remote Shared Object |
| fsp | FormScape Branch Data |
| fsp | Fsplit Split Data |
| fsp | iGO Primo Map File |
| fsqueue | FeedStation Queue Data |
| fsrc | Fact200 Source Code |
| fss | Micrografx Picture Publisher Registration Data |
| fss | PaperPort Slideshow Data |
| fss | Splitty Data Split |
| fssx | FolderSizes Snapshot Data |
| fst | FAST Input Data |
| fst | FastStats Analyzer Data |
| fst | FL Studio State Data |
| fst | GAUSS Engine String Data |
| fst | PLINK Fixation Index Report |
| fst | ZOOM MRS-802 FAST Data |
| fstat | SAM Fragfinder Scoring Data |
| fsthumb | Wondershare Filmora Thumbnail Cache |
| fstrm | Frame Streams Protocol Data |
