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Sorted alphabetically: K

#File extensionThe full name of the file
 
1 K File Extension MacroModel Chemical Modeller Output
2 K01 File Extension Clarion Database Key
3 K02 File Extension Clarion
4 K03 File Extension Clarion DOS Database Key
5 K1 File Extension DataFlex Index
6 K10 File Extension DataFlex Index
7 K11 File Extension DataFlex Index
8 K12 File Extension DataFlex Index
9 K13 File Extension DataFlex Index
10 K14 File Extension DataFlex Index
11 K15 File Extension DataFlex Index
12 K2 File Extension DataFlex Index
13 K25 File Extension Kodak K25 Image
14 K26 File Extension Kurzweil K2600 Format
15 K2P File Extension Kryptel Encrypted
16 K2S File Extension Kaiser 2 Saved Game
17 K3 File Extension DataFlex Index
18 K3B File Extension K3b Disk Burning Project Format
19 K3G File Extension 3GP Mobile Phone Video Format
20 K4 File Extension DataFlex Index
21 K48 File Extension Apple IOS Kernel Cache
22 K5 File Extension DataFlex Index
23 K6 File Extension DataFlex Index
24 K7 File Extension DataFlex Index
25 K7P File Extension SIMATIC STEP 7 Lite Project Format
26 K8 File Extension DataFlex Index
27 K9 File Extension DataFlex Index
28 KA File Extension Karma Engine (Unreal) Asset
29 KAB File Extension KMail Address Book Format
30 KAD File Extension Kore User
31 KAF File Extension Resurrection Matchmaker! Map Pack Format
32 KAHL File Extension Think Pascal KAHL Text
33 KAL File Extension KManager Calibration Data
34 KAN File Extension Kwalitan Annotation
35 KAP File Extension Maptech BSB Map Format
36 KAR File Extension Karaoke MIDI Format
37 KAS File Extension Karaoke
38 KAVA File Extension Autopano Video Pro Video Format
39 KB File Extension C++ Keyboard Script
40 KB2 File Extension Kleo Backup Format
41 KBB File Extension BestCrypt Key Block Backup
42 KBCF File Extension Knowledge Master Data Format
43 KBCIM File Extension Knowledge Master Data Format
44 KBCLS File Extension Knowledge Master Data Format
45 KBD File Extension Keyboard Layout Script
46 KBED File Extension Knowledge Master Data Format
47 KBF File Extension MyInfo Document
48 KBGI File Extension Knowledge Master Data Format
49 KBM File Extension Scala Keyboard Mapping
50 KBN File Extension TeamSpeak Keybinding
51 KBR8 File Extension Knowledge Master Data Format
52 KBRF File Extension Knowledge Master Format
53 KBS File Extension Keyboard Script Format
54 KBTF File Extension Knowledge Master Format
55 KBURL File Extension Knowledge Master Data Format
56 KBWC File Extension Knowledge Master Format
57 KBX File Extension GNU Privacy Guard Keybox
58 KC File Extension KeyKit Collection Format
59 KC2 File Extension Kodak RAW Image
60 KCD File Extension Rshiphop.kcd Malware Format
61 KCES File Extension XWE Data Format
62 KCEY File Extension XWE Data Format
63 KCF File Extension KiSS Configuration
64 KCH File Extension KChess Notation
65 KCI File Extension Visual Studio .NET DB Project Indexing Settings
66 KCL File Extension Mario Kart Collision Format
67 KCT File Extension Keyman Developer Customization Source
68 KD File Extension Koara Source Code Format
69 KD3 File Extension Yayoi Kaikei Accounting Data
70 KDA File Extension Nova Logic Game
71 KDB File Extension Keypass Database Format
72 KDBX File Extension KeePass Password Database
73 KDC File Extension Kodak DC120 Digital Camera RAW Image Format
74 KDD File Extension Adobe Authorware RTF Objects Editor Knowledge Display
75 KDE File Extension KryptoStorage Container Format
76 KDELNK File Extension KDE Desktop
77 KDENLIVE File Extension Kdenlive Project Format
78 KDEVDLG File Extension KDevelop Dialog Box Format
79 KDEVELOP File Extension KDevelop Project Data Format
80 KDEVPRJ File Extension KDevelop Project Format
81 KDF File Extension KARMA MW/Triton Data
82 KDH File Extension Chinese Academic Journals Online Full-text Database
83 KDI File Extension KD Player Skin Image Format
84 KDK File Extension Kodak Proprietary Decimated TIFF Format
85 KDL File Extension Kill The Deadline Storage
86 KDMP File Extension Windows Crash Dump Format
87 KDR File Extension Kinetica Installation
88 KDS File Extension KD Player Skin Format
89 KDT File Extension Medbasin Evaporation Data
90 KDX File Extension Google Earth Import Definition
91 KDZ File Extension Kaspersky Virus Bases Format
92 KEB File Extension Kaspersky Virus Bases Format
93 KED File Extension KEDIT Profile And Macro Format
94 KEEPSAFE File Extension Keepsafe Folder Format
95 KEP File Extension Turbo Pascal DOS Tp19 Compressed Kepler
96 KER File Extension ENVI Filter Kernels
97 KES File Extension Kurzweil 3000 Document
98 KETURACOMPARISON File Extension Araxis Merge Comparison Data Format
99 KEV File Extension JAWS Preload
100 KEX File Extension KEDIT Profile Macro
101 KEXI File Extension Kexi Database
102 KEXIC File Extension Kexi Database Connection Format
103 KEXIS File Extension Kexi Database Shortcut Format
104 KEXT File Extension Mac OS X Kernel Extension
105 KEY File Extension Licence Or Encrypted Security Format
106 KEY-BACKUPBYHDINSPECTORPORTABLE File Extension Hard Drive Inspector Windows Registry Key Backup Format
107 KEY-TEF File Extension Keynote ICloud Presentation
108 KEYBOARD File Extension Amaya Configuration
109 KEYBTC@INBOX_COM File Extension KeyBTC Ransomware Affected Data Format
110 KEYCHAIN File Extension Mac OS X Keychain Format
111 KEYHELP File Extension UltraEdit Data Format
112 KEYLIST File Extension UltraEdit Data Format
113 KEYNOTE File Extension IWork Keynote 06 Presentation
114 KEYSTORE File Extension Java Keytool Key Database
115 KEYTAB File Extension Unix Kerberos Encrypted Key
116 KF File Extension The Elder Scrolls Game
117 KF2 File Extension Max Payne Resource Data Format
118 KF8 File Extension Amazon Kindle Format 8
119 KFA File Extension Serif DrawPlus Key-frame Animation Format
120 KFB File Extension Pyke Knowledge Fact Base Format
121 KFC File Extension Cumulus Projected Map Format
122 KFG File Extension Adobe Acrobat Rule
123 KFI File Extension 3D Forgastest Editor
124 KFL File Extension Microsoft Outlook 2007/2010 RSS Feed List
125 KFM File Extension Gamebryo 3D Model Format
126 KFN File Extension KaraFun Karaoke Format
127 KFP File Extension Adobe Acrobat Preflight Profile Format
128 KFR File Extension Kalles Fraktaler Parameter Data Format
129 KFS File Extension Max Payne Model
130 KFT File Extension Korg T-series Wave
131 KFX File Extension Kofax Image Format
132 KGB File Extension KGB Archive Format
133 KGE File Extension KGB Archiver Encrypted Compressed Archive
134 KGM File Extension KeyTERRA-FIRMA Ground Model
135 KGS File Extension Kogeo Toolbar
136 KGT File Extension Vanguard Princess Game Data Format
137 KHD File Extension Dynamics AX Kernel Help Data Format
138 KHE File Extension KHED 3D Document Format
139 KHI File Extension Dynamics AX Kernel Help Index Format
140 KIC File Extension Kodak Compressed Image Format
141 KID File Extension Kidspiration Document
142 KID2 File Extension Kid Pix
143 KIDS File Extension Kid Pix
144 KIF File Extension AutoCAD Key Index
145 KIM File Extension Commodore KIM-1 Image Format
146 KIN File Extension Kinetic Music Project
147 KIPX File Extension QQ Messenger Theme Format
148 KIR File Extension Kiruna Magnetometer Data Format
149 KISMAC File Extension KisMAC Webservice Format
150 KIT File Extension 20-20 Design Format
151 KIX File Extension KiXtart Script Format
152 KJV File Extension TheWord Bible Software King James Version Bible
153 KKD File Extension K Kitchen Burning Project
154 KKF File Extension Kaleidoscope Kreator Workspace Format
155 KKW File Extension Adobe RoboHelp Keyword Help Project Index
156 KL3 File Extension KL3 Source Code Format
157 KLA File Extension KLARFF Map Data Format
158 KLC File Extension Microsoft Keyboard Layout Creator Keyboard
159 KLD File Extension Dungeon Keeper 2 Playable Map
160 KLF File Extension KaloMa
161 KLG File Extension Log Format
162 KLIP File Extension KlipFolio Data Format
163 KLK File Extension Orgadata LogiKal
164 KLM File Extension Keyhole Markup Language (Google Earth)
165 KLP File Extension CLIP PROJECT Terminal-strip Project
166 KLQ File Extension Kaspersky Anti-Virus Quarantine Format
167 KLW File Extension KlattWorks Document Format
168 KLZ File Extension Kaspersky Anti-Virus Update Format
169 KM File Extension BMC Patrol
170 KM2 File Extension ActiveModeler Process Map Format
171 KMA File Extension Correlate Archive Knowledge Map
172 KMC File Extension Kinemac Animation Format
173 KMCOBJ File Extension Kinemac Sprite Object
174 KMD File Extension ABSTAT For Windows Batch
175 KMDI File Extension Kermeta
176 KMDR File Extension Kommander
177 KMF File Extension Kwalitan Memo
178 KML File Extension Keyhole Markup Language Format
179 KMM File Extension K-Meleon Macro Module
180 KMMP File Extension Knowledge Master Data Format
181 KMN File Extension Keyman Developer Source
182 KMP File Extension Korg Trinity/Triton Keymap Format
183 KMR File Extension KnowledgeMill Link Format
184 KMS File Extension Correlate Solution Topic
185 KMT File Extension Kermeta
186 KMV File Extension Mobile DJ Video Format
187 KMX File Extension Keyman Desktop Compiled Keyboard
188 KMY File Extension KMyMoney Data Format
189 KMZ File Extension Google Earth Placemark Format
190 KNF File Extension Orchida Knitting System
191 KNM File Extension KeyNote Data Format
192 KNN File Extension Clarion Database Key
193 KNNK File Extension OmniPage
194 KNO File Extension DigIN Serialized Break Model
195 KNT File Extension KeyNote Note Format
196 KNW File Extension Live For Speed AI Knowledge
197 KO File Extension Linux Kernel Module Format
198 KOA File Extension Koala Paint C64
199 KOB File Extension Kasemake 3D Object
200 KODAK File Extension Kodak Photo CD Format
201 KODI File Extension Kodi Update Data Format
202 KODU File Extension Kodu Game Format
203 KOE File Extension AquesTone Vocal Synthesizer Syllable
204 KOK File Extension KaraFun Karaoke Data Format
205 KOM File Extension Kit-O-Mat 3D Model
206 KOMODO File Extension KMD
207 KOMODOTOOL File Extension Komodo IDE Data Format
208 KON File Extension Yahoo! Widget XML Format
209 KOOB File Extension Koob E-Book Format
210 KOR File Extension Windows Korean Noise-Words List Format
211 KOZ File Extension Audiokoz Music Format
212 KPB File Extension KeypadBuilder Project Format
213 KPDX File Extension KeePass Password Database
214 KPE File Extension KORE Performance
215 KPF File Extension Komodo Project Format
216 KPJ File Extension Keyman Developer Project
217 KPL File Extension KMPlayer Playlist Format
218 KPP File Extension Kid Pix Presentation
219 KPR File Extension KPresenter Presentation
220 KPROJ File Extension Microsoft Visual Studio Preview Format
221 KPS File Extension IBM KIPS Bitmap Image Graphics
222 KPT File Extension KPresenter Template
223 KPX File Extension Kid Pix Picture
224 KPZ File Extension Komodo Template Format
225 KQB File Extension Pyke Knowledge Question Base Format
226 KQP File Extension Konica Camera Photo
227 KR File Extension Appian Server Data Format
228 KR1 File Extension Kurzweil 2000 Sample
229 KRA File Extension Krita Image Format
230 KRAKEN File Extension Rakhni Ransomware Affected Format
231 KRAW File Extension Mac OS X Kernel-RAW Image Format
232 KRB File Extension Pyke Knowledge Rule Base Format
233 KRC File Extension Mouse And Key Recorder Recorded Settings
234 KRF File Extension KMESS Curve Reference Data Format
235 KRG File Extension Sybase Adaptive Server Information
236 KRN File Extension NBA 99 Fonts
237 KRO File Extension Kolor RAW Format Format
238 KRT File Extension Microsoft Visual FoxPro Recreation
239 KRZ File Extension Kurzweil K2000 Format
240 KS File Extension Microsoft Works Spreadsheet Format
241 KS-IA1 File Extension Infinite Algebra
242 KS3 File Extension 3D Forgastest Editor
243 KSC File Extension Korg Trinity/Triton Script Format
244 KSD File Extension Absynth Kore Patch Format
245 KSDS File Extension Absynth Kore Patch Format
246 KSEQS File Extension Kestrel Sequence Database
247 KSF File Extension Korg Trinity/Triton Sample Format
248 KSH File Extension Unix Korn Shell Script
249 KSI File Extension Alloy Blending System ASCII Data
250 KSL File Extension Karaoke Song List Creator Song List
251 KSM File Extension Ken Silverman Music Format
252 KSML File Extension Halo Custom Edition
253 KSP File Extension Calligra Sheets Spreadsheet
254 KSR File Extension Kiwi Syslog Server Daemon Format
255 KSS File Extension FabTrol MRP Template
256 KSW File Extension Kepler Workflow Document Format
257 KT File Extension Kotlin Source Code Format
258 KT2 File Extension Battery 2 Drum Kit Format
259 KT3 File Extension Battery 3 Drum Kit Format
260 KTH File Extension Keynote Theme
261 KTL File Extension LILO Linux Bootloader Data Format
262 KTN File Extension KTooN Animation Project Format
263 KTO File Extension NetKar Pro Mid Ohio
264 KTP File Extension Kinetic Project Template
265 KTS File Extension Kotlin Source Code Format
266 KTT File Extension KeyText Data Format
267 KTX File Extension Kwaitan
268 KTZ File Extension Kahootz Project Format
269 KUIP File Extension Kingsoft Office Personalization Data Format
270 KUP File Extension Karaoke Song List Creator Database Format
271 KUX File Extension Multimedia Data Format
272 KV File Extension Kivy Language Data Format
273 KV6 File Extension Ace Of Spades Model Format
274 KVA File Extension KVIrc Compressed Archive Format
275 KVK File Extension Keyman Desktop On Screen Keyboard
276 KVML File Extension KWordQuiz Data Format
277 KVT File Extension KVIrc Theme
278 KVTML File Extension KWordQuiz Format
279 KVW File Extension Google Earth Workspace
280 KWA File Extension KWIVER Video Data Format
281 KWB File Extension Kwalitan Work
282 KWD File Extension KWord Document
283 KWF File Extension Delphi Pascal Chart
284 KWI File Extension KIWI Navigation System Database Format
285 KWL File Extension KWalletManager
286 KWM File Extension WebMoney Key Format
287 KWP File Extension Kamban Document
288 KWREPLAY File Extension Command & Conquer 3 Replay Format
289 KWS File Extension KeyWallet Skin
290 KWT File Extension KVIrc Theme Format
291 KX File Extension KiXtart Tokenized Script Format
292 KXA File Extension KX Add-on Format
293 KXF File Extension Koda FormDesigner Data Format
294 KXL File Extension KX DSP Effects Library Format
295 KXR File Extension GetAmped2 Game Archive Format
296 KXS File Extension KX Skin Format
297 KXSFC File Extension KX SoundFont Collection Format
298 KXX File Extension Custom Keyman Engine Product
299 KYB File Extension Keyboard Layout
300 KYN File Extension ALSee Thumbnail Cache
301 KYR File Extension Lotus Domino Key Ring Format
302 KYRA File Extension Globe Ransomware Affected Format
303 KYS File Extension Adobe Photoshop Keyboard Shortcuts Format
304 KZ File Extension KuaiZip Compressed Format
305 KZB File Extension Kanzi Studio Binary Data Format
306 KZM File Extension Karizma Designer Album
307 KZX File Extension Kerkythea Material
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REG

Registry Format

Windows registry files can be saved with REG extension. It is a plain text file that can be opened using any text editor or web browser after chang...

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