| File extension |
File description |
Developer/Producer |
| .$$$ |
Temporary File |
N/A |
| .$db |
dBASE Temporary File |
N/A |
| .001 |
Split Archive File |
N/A |
| .002 |
Split Archive Part 2 File |
N/A |
| .113 |
Iomega Backup File |
N/A |
| .73b |
TI-73 Backup File |
Texas Instruments |
| .ab |
Android ADB Backup File |
Google |
| .aba |
Palm Address Book Archive |
Palm |
| .abbu |
Address Book Backup |
N/A |
| .abf |
Analysis Services Backup File |
Microsoft |
| .abk |
Automatic Backup File |
N/A |
| .acp |
Alfresco Content Package |
Alfresco Software |
| .acr |
Acer eRecovery Management Backup File |
Acer |
| .adi |
Active@ Disk Image Backup File |
Active@ Data Recovery Software |
| .aea |
AdWords Editor Archive |
Google |
| .arc |
Symbian OS Backup File |
Nokia |
| .as4 |
askSam Backup File |
askSam Systems |
| .asd |
Word AutoSave File |
Microsoft |
| .ashbak |
Ashampoo Backup Archive |
Ashampoo |
| .ate |
Office Accounting Compressed Backup File |
Microsoft |
| .ati |
Office Accounting Updated Company File |
Microsoft |
| .bac |
Backup File |
Avantrix |
| .backup |
Android Backup File |
N/A |
| .backupdb |
Time Machine Backup Folder |
Apple |
| .bak |
Backup File |
N/A |
| .bak~ |
AbiWord Auto-Saved Document |
AbiSource |
| .bbb |
BlackBerry Mobile Phone Backup File |
Research In Motion |
| .bbz |
BerryBuzz Backup File |
Bellshare |
| .bck |
VMX Backup File |
HP |
| .bckp |
Ad-Aware Quarantined File |
Lavasoft |
| .bcm |
Microsoft Works Communications Script Backup |
Microsoft |
| .bdb |
Microsoft Works Database Backup File |
Microsoft |
| .bff |
Backup File Format |
IBM |
| .bif |
Get Backup Project File |
BeLight Software |
| .bifx |
Get Backup Project |
BeLight Software |
| .bk1 |
Autodesk Backup File |
Autodesk |
| .bkc |
Backup4all Backup Catalog |
Softland |
| .bkf |
Windows Backup Utility File |
Microsoft |
| .bkp |
Backup File |
N/A |
| .bkup |
Backup File |
N/A |
| .bkz |
FileFort Backup File |
NCH Software |
| .blend1 |
Blender Document Backup File |
Blender |
| .blend2 |
Blender Document Backup 2 File |
Blender |
| .bm3 |
Sony Ericsson Backup File |
Sony Ericsson |
| .bmk |
BillMinder Backup File |
return7 |
| .bpa |
StorageSync Backup Archive |
SimpleTech |
| .bpb |
PowerDesigner Business Process Backup File |
Sybase |
| .bpm |
PowerDesigner Business Process Model |
Sybase |
| .bpn |
ArchiCAD Project Backup File |
GRAPHISOFT |
| .bps |
Works Document Backup |
Microsoft |
| .bup |
DVD IFO Backup File |
N/A |
| .caa |
CleanApp Archive |
Synium Software |
| .cbk |
Backup Configuration File |
N/A |
| .cbs |
Comodo Backup Script |
Comodo Group |
| .cbu |
Comodo Backup File |
Comodo Group |
| .cmf |
Connected Backup File |
Autonomy |
| .crds |
Windows CardSpace Backup File |
Microsoft |
| .da0 |
Windows Registry Backup File |
Microsoft |
| .dash |
Dashlane Profile |
Dashlane, Inc. |
| .dba |
Palm Datebook Backup File |
Palm |
| .dbk |
Sony Ericsson Mobile Phone Backup File |
Sony Ericsson |
| .diy |
My Drivers Backup Setup File |
Huntersoft |
| .dna |
CA Backup and Migration Backup File |
Computer Associates |
| .dov |
Temp File |
N/A |
| .dpb |
DataPilot Backup File |
Susteen |
| .dsb |
Dell DataSafe Backup File |
Dell |
| .fbc |
Family Tree Maker for DOS Backup File |
Ancestry.com |
| .fbf |
Free Backup Fix Backup File |
Promosoft |
| .fbk |
Microsoft Dynamics NAV Backup File |
Microsoft |
| .fbu |
FEBE Firefox Backup File |
FEBE |
| .fbw |
HP Recovery Manager Backup File |
Hewlett Packard |
| .fh |
Symantec Backup Exec File |
Symantec |
| .fhf |
Free Hide Folder Backup File |
Cleanersoft Software |
| .flka |
Folder Lock Portable Locker File |
NewSoftwares |
| .flkb |
Folder Lock Basic Locker File |
NewSoftwares |
| .fpsx |
Nokia Firmware Format File |
Nokia |
| .ful |
Microsoft Backup File List |
Microsoft |
| .fza |
Form•Z Autosave File |
AutoDesSys |
| .fzb |
Form•Z Project Backup File |
AutoDesSys |
| .gb1 |
Game Maker Backup File |
YoYo Games |
| .gbp |
Genie Timeline Backup Index File |
Genie-Soft |
| .gho |
Norton Ghost Backup File |
Symantec |
| .ghs |
Norton Ghost Image Segment |
Symantec |
| .icbu |
iCal Backup File |
Apple |
| .icf |
Zoom Router Configuration File |
Zoom Telephonics |
| .inprogress |
Time Machine Backup Progress File |
Apple |
| .ipd |
BlackBerry Backup File |
Research In Motion |
| .iv2i |
Norton Ghost Incremental Virtual Volume Image |
Symantec |
| .jbk |
Juno Backup File |
Juno |
| .jdc |
JDownloader Links File |
The JDownloader Team |
| .kb2 |
Kleo Backup File |
Carroll-Net |
| .lcb |
Living Cookbook Backup File |
Radium Technologies |
| .llx |
LabVIEW VI Library Backup File |
National Instruments |
| .mbf |
Microsoft Money Backup File |
Microsoft |
| .mbk |
dBASE IV Multiple Index Backup File |
dataBased Intelligence |
| .mbw |
MBRWizard Archive |
Firesage Solutions |
| .mdbackup |
iPhone Data Backup File |
Apple |
| .mddata |
iPhone Backup File |
Apple |
| .mdinfo |
iPhone Backup Information File |
Apple |
| .mem |
FoxPro Variable File |
N/A |
| .mig |
Windows Migration Backup File |
Microsoft |
| .mpb |
MyPhoneExplorer Backup File |
Franz Josef Wechselberger |
| .mv_ |
Movie Edit Pro Movie Backup File |
MAGIX |
| .nb7 |
NovaBACKUP Output File |
NovaStor |
| .nba |
Nero BackItUp Archive |
Nero |
| .nbd |
NovaBACKUP File |
NovaStor |
| .nbf |
Nokia Backup File |
Nokia |
| .nbi |
Nero BackItUp Information File |
Nero |
| .nbk |
NovaBACKUP Job File |
NovaStor |
| .nbs |
NTI Backup Set |
NTI |
| .nbu |
Nokia Phone Backup File |
Nokia |
| .nco |
Nero BackItUp File |
Nero |
| .nfb |
Nokia Phone Backup File |
Nokia |
| .nfc |
Nokia Phone Backup Copy File |
Nokia |
| .npf |
NTI Partition File |
NTI |
| .nps |
NTI Partition Set |
NTI |
| .nrs |
NovaBACKUP Restore Script |
NovaStor |
| .oeb |
Outlook Express Backup Wizard File |
QSX |
| .old |
Backup File |
N/A |
| .onepkg |
Microsoft OneNote Package File |
Microsoft |
| .ori |
Original File |
N/A |
| .orig |
Original File |
N/A |
| .oyx |
Approach Alternate Database Index |
N/A |
| .paq |
Hewlett-Packard Software Restore File |
Hewlett-Packard |
| .pba |
PowerBackup Archive |
CyberLink |
| .pbb |
AT&T Phonebook File |
AT&T |
| .pbd |
EaseUS Todo Backup File |
CHENGDU Yiwo Tech Development |
| .pbf |
Paragon Backup File |
Paragon Software Group |
| .pbj |
PowerBackup Job File |
CyberLink |
| .pbx5script |
Personal Backup Script |
Intego |
| .pbxscript |
Personal Backup Script |
Intego |
| .pdb |
PowerDesigner Database Backup File |
Sybase |
| .prv |
Free Folder Hider Backup File |
AutoBAUP |
| .psa |
Plesk Backup File |
Parallels |
| .pvc |
Parallels Desktop Copied Configuration File |
Parallels |
| .qbb |
QuickBooks Backup File |
Intuit |
| .qbk |
QuickTax Backup File |
Intuit Canada |
| .qbm |
QuickBooks Portable Company File |
Intuit |
| .qbmb |
QuickBooks Backup File |
Intuit |
| .qbmd |
QuickBooks Backup File |
Intuit |
| .qbx |
QuickBooks Accountant Transfer File |
Intuit |
| .qic |
Windows Backup File |
Microsoft |
| .qsf |
Qualtrics Survey File |
Qualtrics |
| .quickenbackup |
Quicken Essentials for Mac Backup File |
Intuit |
| .qv~ |
ViewletBuilder Project Backup File |
Qarbon |
| .rbc |
Retrospect Backup Catalog File |
EMC Insignia |
| .rbf |
Windows Installer Rollback File |
Microsoft |
| .rbk |
Windows 95 Registry Backup File |
Microsoft |
| .rbs |
Windows Installer Rollback Script |
Microsoft |
| .rdb |
Retrospect Backup Set |
EMC |
| .rgmb |
RootsMagic Backup File |
RootsMagic |
| .rmbak |
Registry Mechanic Backup File |
PC Tools |
| .rrr |
Registry Mechanic Backup File |
PC Tools |
| .sav |
Parallels Desktop Saved State Image File |
Parallels |
| .sbb |
Office Accounting Company Backup File |
Microsoft |
| .sbs |
Secure Backup System File |
AvialiSoft |
| .sdc |
Stardock Central Download Archive |
Stardock |
| .sim |
Steam Game Backup Information File |
Valve |
| .sis |
Steam Game Backup Information File |
Valve |
| .skb |
SketchUp Backup Document |
Trimble |
| .sn1 |
Drive Snapshot First Differential Backup |
Tom Ehlert |
| .sn2 |
Drive Snapshot Second Differential Backup |
Tom Ehlert |
| .sna |
Drive Snapshot Primary Backup File |
Tom Ehlert |
| .sns |
Save-N-Sync Project File |
Composite Ideas |
| .spf |
ShadowProtect Full Backup File |
StorageCraft Technology |
| .spg |
TCP Optimizer Backup File |
SpeedGuide.net |
| .spi |
ShadowProtect Incremental Backup File |
ShadowCraft Technology |
| .sps |
SyncBack Settings File |
2BrightSparks |
| .sqb |
SQL Backup SQL Server Backup File |
Red Gate |
| .srr |
ReScene Metadata File |
ReScene |
| .stg |
ActiveSync Backup File |
Microsoft |
| .sv$ |
AutoCAD Automated Backup File |
Autodesk |
| .sv2i |
Symantec System Index File |
Symantec |
| .tbk |
FoxPro Memo Backup |
N/A |
| .tdb |
eBay Turbo Lister Backup File |
eBay |
| .tig |
TI Connect Backup File |
Texas Instruments |
| .tis |
True Image Script |
Acronis |
| .tlg |
QuickBooks Transaction Log File |
Intuit |
| .tmp |
Temporary File |
N/A |
| .tmr |
Free Countdown Timer Backup File |
Comfort Software Group |
| .trn |
SQL Server Transaction Log Backup File |
Microsoft |
| .ttbk |
Canadian TurboTax 2010 Backup File |
Intuit Canada |
| .uci |
UFS Explorer Backup File |
SysDevSoftware |
| .v2i |
Norton Ghost Virtual Volume Image |
Symantec |
| .vbk |
Veeam Backup File |
Veeam Software |
| .vbm |
Veeam Backup Metadata File |
Veeam Software |
| .vbox-prev |
Oracle VM VirtualBox Settings Backup File |
Oracle |
| .vpcbackup |
Windows Virtual PC Backup File |
Microsoft |
| .vrb |
Veeam Incremental Backup File |
Veeam Software |
| .wbb |
WinBackup Archive |
Uniblue |
| .wbcat |
Windows Backup Catalog File |
Microsoft |
| .wbk |
Word Document Backup |
Microsoft |
| .win |
Windows Backup File |
Microsoft |
| .wjf |
WinZip Job File |
Corel |
| .wpb |
Windows Phone Device Manager Backup File |
Windows Phone Device Manager |
| .wspak |
WebsitePanel Backup File |
WebsitePanel |
| .xbk |
XenServer Backup File |
Citrix |
| .xlk |
Excel Backup File |
Microsoft |
| .__a |
File Splitter & Joiner Encrypted File |
Le Minh Hoang |
| .__b |
File Splitter & Joiner Encrypted Archive File |
Le Minh Hoang |
| .~cw |
Circuit Wizard Backup File |
New Wave Concepts |
