| Estensione del file | Autore/Produttore | Descrizione del file |
|---|---|---|
| Estensione K | Schrödinger, LLC | MacroModel Chemical Modeller Output |
| Estensione K01 | SoftVelocity | Clarion Database Key |
| Estensione K02 | SoftVelocity | Clarion |
| Estensione K03 | SoftVelocity | Clarion DOS Database Key |
| Estensione K1 | The Database Managers, Inc. | DataFlex Index |
| Estensione K10 | The Database Managers, Inc. | DataFlex Index |
| Estensione K11 | The Database Managers, Inc. | DataFlex Index |
| Estensione K12 | The Database Managers, Inc. | DataFlex Index |
| Estensione K13 | The Database Managers, Inc. | DataFlex Index |
| Estensione K14 | The Database Managers, Inc. | DataFlex Index |
| Estensione K15 | The Database Managers, Inc. | DataFlex Index |
| Estensione K2 | The Database Managers, Inc. | DataFlex Index |
| Estensione K25 | N/A | Kurzweil 2500 Sample Format |
| Estensione K26 | N/A | Kurzweil 2600 Sample Format |
| Estensione K2P | Inv Softworks LLC. | Kryptel Encrypted |
| Estensione K2S | Mantronic Software | Kaiser 2 Saved Game |
| Estensione K3 | The Database Managers, Inc. | DataFlex Index |
| Estensione K3B | K3b | K3b Burning Project Format |
| Estensione K3G | Third Generation Partnership Project | 3GP Mobile Phone Video Format |
| Estensione K4 | The Database Managers, Inc. | DataFlex Index |
| Estensione K48 | Apple, Inc. | Apple IOS Kernel Cache |
| Estensione K5 | The Database Managers, Inc. | DataFlex Index |
| Estensione K6 | The Database Managers, Inc. | DataFlex Index |
| Estensione K7 | The Database Managers, Inc. | DataFlex Index |
| Estensione K8 | The Database Managers, Inc. | DataFlex Index |
| Estensione K9 | The Database Managers, Inc. | DataFlex Index |
| Estensione KA | Epic Games, Inc. | Karma Engine (Unreal) Asset |
| Estensione KAD | Native Instruments, Inc. | Kore User |
| Estensione KAHL | N/A | Think Pascal KAHL Text |
| Estensione KAL | Hondata, Inc. | KManager Calibration Data |
| Estensione KAN | Vincent Peters | Kwalitan Annotation |
| Estensione KAP | Maptech | Maptech BSB Map Format |
| Estensione KAR | N/A | MIDI Karaoke Format |
| Estensione KAS | N/A | Karaoke |
| Estensione KB | Borland | Borland C++ Keyboard Script Format |
| Estensione KB2 | Carroll-Net | Carroll-Net Kleo Backup Format |
| Estensione KBB | Jetico, Inc. | BestCrypt Key Block Backup |
| Estensione KBD | N/A | Keyboard Script File Layout |
| Estensione KBF | Milenix Software Ltd. | MyInfo Document |
| Estensione KBM | Manuel Op de Coul | Scala Keyboard Mapping |
| Estensione KBN | TeamSpeak Systems | TeamSpeak Keybinding |
| Estensione KBS | PC Dirck | Keyboard Script Saved Keystrokes Format |
| Estensione KBX | Free Software Foundation, Inc. | GNU Privacy Guard Keybox |
| Estensione KC2 | N/A | Kodak RAW Image |
| Estensione KCF | KiSS Team | KiSS Configuration |
| Estensione KCH | Ark Angles | KChess Notation |
| Estensione KCI | Microsoft Corporation | Visual Studio .NET DB Project Indexing Settings |
| Estensione KCL | Nintendo | Mario Kart Wii Collision Information Format |
| Estensione KCT | Tavultesoft | Keyman Developer Customization Source |
| Estensione KD3 | Yayoi Co., Ltd. | Yayoi Kaikei Accounting Data |
| Estensione KDA | NovaLogic, Inc. | Nova Logic Game |
| Estensione KDB | KeePass | Encrypted Passwords Database Format |
| Estensione KDBX | KeePass Password Safe | KeePass Password Database Format |
| Estensione KDC | Kaspersky Lab | Kaspersky Virus Database Format |
| Estensione KDD | Adobe Systems Incorporated | Adobe Authorware RTF Objects Editor Knowledge Display |
| Estensione KDE | Kaspersky Labs | Kaspersky KryptoStorage Encrypted Format |
| Estensione KDELNK | KDE e.V | KDE Desktop |
| Estensione KDENLIVE | Kdenlive | Kdenlive Project Format |
| Estensione KDEVDLG | Free Software Foundation | KDevelop Dialogue Box Format |
| Estensione KDEVELOP | Free Software Foundation | KDevelop Project Data Format |
| Estensione KDEVPRJ | Free Software Foundation | KDevelop Project Format |
| Estensione KDF | Stephen Kay | KARMA MW/Triton Data |
| Estensione KDH | N/A | Chinese Academic Journals Online Full-text Database |
| Estensione KDI | KD Player | KD Player Skin Image Format |
| Estensione KDK | Kodak | Kodak Proprietary Decimated TIFF Format |
| Estensione KDL | Team T10C6 | Kill The Deadline Storage |
| Estensione KDMP | Microsoft | Microsoft Windows Crash Dump Format |
| Estensione KDR | Thermo Fisher Scientific Inc. | Kinetica Installation |
| Estensione KDS | KD Player | KD Player Skin Format |
| Estensione KDT | Laboratory of Reclamation Works & Water Resources Management | Medbasin Evaporation Data |
| Estensione KDX | Google Inc. | Google Earth Import Definition |
| Estensione KDZ | Kaspersky Labs | Kaspersky Anti-Virus Data Format |
| Estensione KEB | Kaspersky Labs | Kaspersky Anti-Virus Base Format |
| Estensione KED | Mansfield Software Group, Inc. | KEDIT Profile And Macro Format |
| Estensione KEP | Embarcadero Technologies, Inc. | Turbo Pascal DOS Tp19 Compressed Kepler |
| Estensione KER | Exelis Visual Information Solutions | ENVI Filter Kernels |
| Estensione KES | Kurzweil Educational Systems | Kurzweil 3000 Document Format |
| Estensione KEV | Freedom Scientific, Inc. | JAWS Preload |
| Estensione KEX | Mansfield Software Group, Inc. | KEDIT Profile Macro |
| Estensione KEXI | Kexi Team | Kexi Database Format |
| Estensione KEXIC | Kexi Team | Kexi Database Connection Settings Format |
| Estensione KEXIS | Kexi Team | Kexi Database Connection Format |
| Estensione KEXT | N/A | Apple Mac OS X Kernel Extension Format |
| Estensione KEY | Apple | IWork Keynote 09 Presentation Format |
| Estensione KEY-TEF | Apple | Apple Keynote ICloud Presentation Format |
| Estensione KEYBOARD | W3C | Amaya Configuration |
| Estensione KEYCHAIN | Apple | Apple Keychain Password Format |
| Estensione KEYNOTE | Apple, Inc. | IWork Keynote 06 Presentation |
| Estensione KEYSTORE | Oracle Corporation | Java Keytool Key Database |
| Estensione KEYTAB | Apple, Inc. | Unix Kerberos Encrypted Key |
| Estensione KF | N/A | The Elder Scrolls Game |
| Estensione KF8 | N/A | Amazon Kindle Format 8 |
| Estensione KFG | Adobe Systems Incorporated | Adobe Acrobat Rule |
| Estensione KFI | N/A | 3D Forgastest Editor |
| Estensione KFL | KFLog Team | KFLog Airfield |
| Estensione KFM | Gamebase | GameBryo KFM Format |
| Estensione KFN | Recisio | KaraFun Karaoke Song Format |
| Estensione KFS | Rockstar Games, Inc. | Max Payne Model |
| Estensione KFT | N/A | Korg T-series Wave |
| Estensione KFX | Kofax | Kofax Group 4 Bitmap Graphics Format |
| Estensione KGB | Tomasz Pawlak | KGB Archiver Compressed Archive Format |
| Estensione KGE | Tomasz Pawlak | KGB Archiver Encrypted Compressed Archive |
| Estensione KGM | N/A | KeyTERRA-FIRMA Ground Model |
| Estensione KGS | Philipp Konerding | Kogeo Toolbar |
| Estensione KHD | Microsoft | Microsoft Dynamics AX Kernel Help Data Format |
| Estensione KHI | Microsoft | Microsoft Dynamics AX Kernel Help Index Format |
| Estensione KIC | Kodak | Kodak Compressed Image Format |
| Estensione KID | Inspiration | Kidspiration Document Format |
| Estensione KID2 | The Software MacKiev Company | Kid Pix |
| Estensione KIDS | The Software MacKiev Company | Kid Pix |
| Estensione KIF | Autodesk, Inc. | AutoCAD Key Index |
| Estensione KIN | N/A | Cakewalk Kinetic Music Project Format |
| Estensione KISMAC | N/A | KisMAC Web Service Format |
| Estensione KIT | 20-20 Technologies | 20-20 Design Kitchen Design Format |
| Estensione KIX | KiXtart | KiXtart Script Format |
| Estensione KJV | Costas Stergiou | TheWord Bible Software King James Version Bible |
| Estensione KKD | Kandalu Software Ltd | K Kitchen Burning Project |
| Estensione KKW | Adobe Systems Incorporated | Adobe RoboHelp Keyword Help Project Index |
| Estensione KLC | Microsoft Corporation | Microsoft Keyboard Layout Creator Keyboard |
| Estensione KLD | Electronic Arts, Inc. | Dungeon Keeper 2 Playable Map |
| Estensione KLF | Frank Böpple | KaloMa |
| Estensione KLG | N/A | Log Format |
| Estensione KLK | Orgadata AG | Orgadata LogiKal |
| Estensione KLM | Google Inc. | Keyhole Markup Language (Google Earth) |
| Estensione KLP | PHOENIX CONTACT | CLIP PROJECT Terminal-strip Project |
| Estensione KLQ | Kaspersky | Kaspersky Anti-Virus Quarantine Format |
| Estensione KM | BMC Software, Inc. | BMC Patrol |
| Estensione KMA | Correlate | Correlate Archive Knowledge Map |
| Estensione KMC | Kinemac | Kinemac Animation Format |
| Estensione KMCOBJ | Kinemac | Kinemac Sprite Object Format |
| Estensione KMD | AndersonBell Corp | ABSTAT For Windows Batch |
| Estensione KMDI | The Eclipse Foundation | Kermeta |
| Estensione KMDR | N/A | Kommander |
| Estensione KMF | Vincent Peters | Kwalitan Memo |
| Estensione KML | N/A | Google Earth Keyhole Markup Language Format |
| Estensione KMM | K-Meleon | K-Meleon Macro Module Format |
| Estensione KMN | Tavultesoft | Keyman Developer Source |
| Estensione KMP | Korg | Korg Trinity Audio Format |
| Estensione KMR | KnowledgeMill | KnowledgeMill Link Format |
| Estensione KMS | Correlate | Correlate Solution Topic |
| Estensione KMT | The Eclipse Foundation | Kermeta |
| Estensione KMV | N/A | Mobile DJ Video Format |
| Estensione KMX | Tavultesoft | Keyman Desktop Compiled Keyboard |
| Estensione KMY | KMyMoney | KMyMoney Data Format |
| Estensione KMZ | Compressed Keyhole Markup Language (Google Earth) Format | |
| Estensione KNF | Orchida Soft | Orchida Knitting System |
| Estensione KNN | SoftVelocity | Clarion Database Key |
| Estensione KNNK | Nuance Communications, Inc. | OmniPage |
| Estensione KNO | EvREsearch | DigIN Serialized Break Model |
| Estensione KNT | KeyNote | Tranglos KeyNote Note Format |
| Estensione KNW | Live for Speed - Scawen Roberts, Eric Bailey, Victor van Vlaardingen | Live For Speed AI Knowledge |
| Estensione KO | N/A | Linux Kernel Module Format |
| Estensione KOA | N/A | Koala Paint C64 |
| Estensione KOB | AG/CAD Limited | Kasemake 3D Object |
| Estensione KODAK | N/A | Kodak Photo CD Format |
| Estensione KODU | Microsoft | Kodu Game Format |
| Estensione KOE | Aquest | AquesTone Vocal Synthesizer Syllable |
| Estensione KOM | KingMill Enterprises LLC | Kit-O-Mat 3D Model |
| Estensione KOMODO | Charles Brej PhD, BSc | KMD |
| Estensione KON | N/A | Yahoo! Widget XML Format |
| Estensione KOOB | Vijay Sridhara | Koob E-Book Format |
| Estensione KOR | Microsoft | Korean Localization Language Format |
| Estensione KOZ | N/A | Bell Music Format |
| Estensione KPDX | N/A | KeePass Password Database |
| Estensione KPE | Native Instruments, Inc. | KORE Performance |
| Estensione KPF | ActiveState Software | Komodo Project Format |
| Estensione KPG | Metacreations | |
| Estensione KPJ | N/A | Keyman Developer Project |
| Estensione KPL | Brilliant Digital Entertainment | KMPlayer Playlist Format |
| Estensione KPP | The Learning Company | Kid Pix Presentation Format |
| Estensione KPR | KOffice | KOffice KPresenter Presentation Format |
| Estensione KPS | N/A | IBM KIPS Bitmap Image Graphics |
| Estensione KPT | N/A | KPresenter Template |
| Estensione KPX | The Learning Company | Kid Pix Deluxe Data Format |
| Estensione KPZ | ActiveState Software | Komodo Template Format |
| Estensione KQP | N/A | Konica Camera Photo |
| Estensione KR1 | N/A | Kurzweil 2000 Sample |
| Estensione KRAW | Apple, Inc. | Mac OS X Kernel-RAW Image Format |
| Estensione KRC | Kra-Tronic Corp | Mouse And Key Recorder Recorded Settings |
| Estensione KRG | Sybase Inc. | Sybase Adaptive Server Information |
| Estensione KRN | Electronic Arts, Inc. | NBA 99 Fonts |
| Estensione KRT | Microsoft Corporation | Microsoft Visual FoxPro Recreation |
| Estensione KRZ | N/A | Kurzweil 2000 Sample Format |
| Estensione KS | N/A | Kickstart Format |
| Estensione KS-IA1 | Kuta Software LCC | Infinite Algebra |
| Estensione KS3 | N/A | 3D Forgastest Editor |
| Estensione KSC | Korg | Korg Trinity Script Format |
| Estensione KSD | Native Instruments, Inc. | Absynth Kore Patch Format |
| Estensione KSDS | Native Instruments, Inc. | Absynth Kore Patch Format |
| Estensione KSEQS | Richard Hughey - Kevin Karplus - Anders Krogh | Kestrel Sequence Database |
| Estensione KSF | Korg | Korg Trinity Sample Format |
| Estensione KSH | N/A | Unix Shell Script |
| Estensione KSI | Tube City IMS, LLC. | Alloy Blending System ASCII Data |
| Estensione KSL | Airwer Ltd | Karaoke Song List Creator Song List |
| Estensione KSM | Ken Silverman | Ken Silverman Music Format |
| Estensione KSML | Gearbox Software | Halo Custom Edition |
| Estensione KSP | KDE e.V | Calligra Sheets Spreadsheet |
| Estensione KSS | FabTrol Systems | FabTrol MRP Template |
| Estensione KT2 | Native Instruments | Battery 2 Drum Kit File Format |
| Estensione KT3 | Native Instruments | Battery 3 Drum Kit File Format |
| Estensione KTH | N/A | Apple IWork Keynote Theme Format |
| Estensione KTN | KTooN | KTooN Animation Format |
| Estensione KTO | Kunos Simulazioni | NetKar Pro Mid Ohio |
| Estensione KTP | N/A | Cakewalk Kinetic Project Template |
| Estensione KTX | Vincent Peters | Kwaitan |
| Estensione KTZ | ACTF | Kahootz Project Format |
| Estensione KV6 | Ace of Spades | Ace Of Spades Model Format |
| Estensione KVK | Tavultesoft | Keyman Desktop On Screen Keyboard |
| Estensione KVT | KVIrc.net | KVIrc Theme |
| Estensione KVTML | The KDE Education Project | KWordQuiz Format |
| Estensione KVW | Google Inc. | Google Earth Workspace |
| Estensione KWB | Vincent Peters | Kwalitan Work |
| Estensione KWD | KDE | KWord Document Format |
| Estensione KWF | Embarcadero Technologies, Inc. | Delphi Pascal Chart |
| Estensione KWL | N/A | KWalletManager |
| Estensione KWM | WebMoney | WebMoney Key Format |
| Estensione KWP | Kamban Software | Kamban Document |
| Estensione KWREPLAY | Electronic Arts | Command & Conquer 3 Replay Format |
| Estensione KWS | KeyWallet GbR. | KeyWallet Skin |
| Estensione KXX | Tavultesoft | Custom Keyman Engine Product |
| Estensione KYB | N/A | Keyboard Layout Format |
| Estensione KYN | ESTsoft Corp. | ALSee Thumbnail Cache |
| Estensione KYR | IBM | Lotus Domino Key Ring Format |
| Estensione KYS | Adobe Systems | Adobe Keyboard Shortcut Format |
| Estensione KZ | KuaiZip.com | KuiaiZip Archive |
| Estensione KZM | KARIZMA | Karizma Designer Album |
| Estensione KZX | Solid Iris Technologies | Kerkythea Material |
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