The format of database files corresponds mainly to data structured in tables, fields and their relationships. We find these formats in all major database programs and applications.
Database format files
File Extension | Format Type |
$ER | GroupWise Database |
^^^ | Pervasive.SQL Database File |
4DB | 4D database Structure file |
4DD | 4th Dimension Database Data File |
4DIndx | 4D database Data Index file |
4DIndy | 4D database Structure Index file |
4DL | 4th Dimension Database Log File |
4DR – | 4D database Data resource file (in old 4D versions) |
ABCDDB | Apple Address Book Contact List |
ABS | Absolute Database File |
ABX | WordPerfect Address Book |
AC | Ancestral Quest Collaborative Database File |
ACCDB | Microsoft Database (Microsoft Office Access 2007 and later) |
ACCDC | Microsoft Access Signed Package |
ACCDE | Access Execute Only Database Compiled Microsoft Database (Microsoft Office Access 2007 and later) |
ACCDR | Access Runtime Application |
ACCDT | Microsoft Access Database Template |
ACCDW | Microsoft Access Database Link File |
ACCFT | Microsoft Access Data Type Template |
ADB | Alpha Five Database File |
ADB | Ability Database File |
ADE | Access Project Extension |
ADF | ACT! Data File |
ADN | Access Blank Project Template |
ADP | Access Project Microsoft Access project (used for accessing databases on a server) |
ADT | Sybase Advantage Database Server (ADS) |
ALF | ACT! Lookup File |
ANB | Analyst’s Notebook Chart |
APPROJ | ActivePresenter Project |
APR | Lotus Approach data entry & reports |
AQ | Ancestral Quest Database File |
ASK | askSam Database |
BACPAC | Compressed Microsoft SQL Database |
BAK | Microsoft SQL Server Database Backup |
BC3 | FIEBDC-3 Database File |
BOX | Lotus Notes Post Office mail routing database |
BTR | Btrieve Database File |
CAF | Cathy Catalog File |
CAT | Advanced Disk Catalog Database |
CDB | Pocket Access Database |
CDB | Symbian Phonebook Database |
CDB | CardScan Contacts Database |
CHCK | Microsoft Exchange Server Database Check File |
CHML | Krasbit Technologies Encrypted database file for 1 click integration between contact management software and the chameleon(tm) line of imaging workflow solutions |
CKP | SQL Server Checkpoint File |
CMA | TM1 Exported Cube File |
CPD | RoboHelp Cache Project Database |
CRYPT | WhatsApp Encrypted Database |
CRYPT1 | WhatsApp Encrypted Database File |
CRYPT10 | WhatsApp Encrypted Database File |
CRYPT12 | WhatsApp Encrypted Database File |
CRYPT14 | WhatsApp Encrypted Database File |
CRYPT15 | WhatsApp Encrypted Database File |
CRYPT5 | WhatsApp Encrypted Database File |
CRYPT6 | WhatsApp Encrypted Database File |
CRYPT7 | WhatsApp Encrypted Database File |
CRYPT8 | WhatsApp Encrypted Database File |
CRYPT9 | WhatsApp Encrypted Database File |
DAB | OrangeCD Database File |
DACONNECTIONS | RemObjects Data Abstract Connections File |
DACPAC | SQL Server Data Tier Application Package |
DAD | RemObjects Data Abstract Driver File |
DADIAGRAMS | RemObjects Data Abstract Data Diagrams File |
DAF | Digital Anchor data file |
DASCHEMA | RemObjects Data Abstract Schema File |
DAT | DOS Basic, Intersystems Caché database file |
DB | Mobile Device Database, Database File |
DB2 | dBASE II Database |
DB3 | SQLite Database File |
DBC | FoxPro Database |
DBCRYPT | WhatsApp Encrypted Database |
DBCRYPT12 | WhatsApp Encrypted Database File |
DBCRYPT8 | WhatsApp Encrypted Database File |
DBF | Database File db/dbase II,III,IV and V, Clipper, Harbour/xHarbour, Fox/FoxPro, Oracle |
DB-JOURNAL | SQLite Rollback Journal File |
DBS | SQLBase Database File |
DB-SHM | SQLite Database Shared Memory File |
DBT | Database Text File |
DBV | Database Variable Field |
DB-WAL | SQLite Database Write-Ahead Log File |
DBX | Dropbox Encrypted Database File |
DCB | Concordance Database File |
DCT | FoxPro Database Memo |
DCX | FoxPro Database Index |
DDL | Data Definition Language File |
DLIS | DLIS Well Log Data File |
DP1 | DataPower Database File |
DQY | Microsoft Excel Query |
DSK | Simple IDs Database |
DSN | Database Source Name File |
DTA | Sage Sterling database file |
DTSX | DTS Settings File |
DXL | Domino XML Language File |
EAP | Enterprise Architect Project |
ECO | ECCO Database File |
ECX | ECCO Corrupted Database File |
EDB | Exchange Information Store Database |
EDB | Windows Search Index Database |
EGT | EGT Universal Document, used to compress sql databases to smaller files, may contain original EGT database style |
EPIM | EssentialPIM Database File |
ERX | Entity Relationship Data Model File |
ESS | EGT SmartSense is a database of files and its compression style Specific to EGT SmartSense |
EXB | Evernote Database File |
FCD | First Choice Database |
FDB | Firebird Database File |
FDB | Microsoft Dynamics NAV Database File |
FDB | Legacy Family Tree Database |
FDB | Firebird Databases, Navision database file |
FIC | WinDev Hyper File Database |
FLEXOLIBRARY | Final Cut Pro Library Database |
FM | FileMaker Database |
FM5 | FileMaker 5 Database |
FMP | FileMaker Pro Database |
FMP12 | FileMaker Pro 12 Database |
FMPSL | FileMaker Pro 12 Snapshot Link |
FOL | PFS First Choice Database File |
FP | FileMaker Pro |
FP3 | FileMaker Pro |
FP5 | FileMaker Pro |
FP7 | FileMaker Pro |
FP3 | FileMaker Pro 3 Database |
FP4 | FileMaker Pro 4 Database |
FP5 | FileMaker Pro 5 Database |
FP7 | FileMaker Pro 7+ Database |
FPT | FileMaker Pro Database Memo File |
FRM | MySQL Database Format File, MySQL table definition |
FTB | Family Tree Builder Genealogy Database File |
GDB | InterBase Database File, GPS Database File, Borland InterBase Databases |
GRDB | Gramps Database File |
GTABLE | Google Drive Fusion Table |
GWI | GroupWise Database Shortcut File |
HDB | HansaWorld Database File |
HIS | FindinSite Database Definition File |
IB | InterBase Database |
IBD | MySQL InnoDB Table |
ICDB | Icaros Thumbnail Database |
IDB | IDA Database File |
IHX | IN-HEH Timeline Database |
IPJ | ProFicient SPC Manufacturing Intelligence Project File |
ITDB | iTunes Database File |
ITW | InTouch With Database |
JET | JET Database File |
JTX | ESE Transaction Log |
KDB | Keypass Database File |
KEXI | Kexi Database, – Kexi database file (SQLite-based) |
KEXIC | Kexi Database Connection File, shortcut to a database connection for a Kexi databases on a server |
KEXIS | Kexi Database Shortcut File, shortcut to a Kexi database |
LDB | Temporary database file, only existing when database is open |
LGC | SimpleK Database File |
LIRS | Layered Intager Storage Stores intageres with characters such as semicolons to create lists of data |
LUMINAR | Luminar 4 Catalog Database |
LWX | Lightwright Database File |
MAF | Microsoft Access Form |
MAQ | Microsoft Access Query |
MAR | Microsoft Access Report |
MARSHAL | Marshal Data Migration Model File |
MAS | Access Stored Procedures |
MAV | Access View File |
MAW | Access Data Access Page |
MBTILES | Mapbox Tileset |
MDA | Add-in file for Microsoft Access |
MDB | Microsoft Access Database |
MDBHTML | Microsoft Access Database HTML File |
MDE | Compiled Microsoft Database (Access) |
MDF | SQL Server Database File |
MDN | Blank Access Database Template |
MDT | GeoMedia Access Database Template |
MFD | Music Finder Database |
MPD | Microsoft Project Database |
MRG | MySQL Merge File |
MUD | Textease Multi User Database |
MUSICDB | Apple Music Library |
MUSICLIBRARY | Apple Music Library |
MWB | MySQL Workbench Document |
MYD | MySQL Database Data File |
MYD | MySQL MyISAM table data |
MYI | MySQL MyISAM table index |
NCF | Lotus Notes configuration file |
NDF | SQL Server Secondary Database File |
NNT | Eudora Address Book File |
NRMLIB | Neat Cabinet File |
NS2 | Lotus Notes 2 Database |
NS3 | Lotus Notes 3 Database |
NS4 | Lotus Notes 4 Database |
NSF | Lotus Notes Database |
NTF | Lotus Notes database design template |
NV | NewViews Database File |
NV2 | NewViews 2 Database File QW Page NewViews object oriented accounting database |
NWDB | Neat Database File |
NYF | myBase Database File |
ODB | OpenDocument Database, ABAQUS Database, LibreOffice Base or OpenOffice Base database |
ODL | OneDrive Event Log |
OQY | Microsoft Excel OLAP Query |
ORA | Oracle Database Configuration File, Oracle tablespace files sometimes get this extension (also used for configuration files) |
ORX | RadiantOne VDS Database Schema |
OWC | OutWit Catch Database |
P96 | Win96 Database File |
P97 | Win97 Database File |
PAN | Panorama Database File |
PCONTACT | WinIM Contact file |
PDB | Program Database |
PDB | Palm Desktop Database File, Palm OS Database |
PDI | Portable Database Image |
PDM | PowerDesigner Database File |
PDX | Corel Paradox database management |
PNZ | Panorama Database Set |
PQA | Palm Query Application |
PRC | Palm OS resource database |
PVOC | ProVoc Database File |
QRY | Query File |
QVD | QlikView Data File |
R2D | Borland Reflex Database |
RBF | Redatam Binary File |
RCTD | RabbitCT Dataset |
REALM | Realm Database |
REC | GNU recutils database |
REL | Sage Retrieve 4GL data file |
RIN | Sage Retrieve 4GL index file |
RMGC | RootsMagic Data File |
ROD | RIB office Database File |
ROD | Ancestry Genealogical Database File |
RODX | Ancestry Genealogical Database File |
RPD | RIB Project Database File |
RSD | RealSQLDatabase File |
SAS7BDAT | SAS Dataset File |
SBF | Superbase Database |
SCX | FoxPro Form |
SDA | StarMoney User Database Archive |
SDB | ServerBoss Database File |
SDB | OpenOffice Base Database File |
SDB | MonKey Office SQLite Database File |
SDB | SparkleDB Database File |
SDB – | StarOffice’s StarBase |
SDC | Paragon Dictionary Database File |
SDF | SQL Server Compact Database File |
SDF – | SQL Compact Database file |
SDX | StarMoney User Database File |
SDY | StarMoney User Database File |
SIS | Sisma Database File |
SPQ | SPSS Database Query File |
SQL | Structured Query Language Data File, bundled SQL queries |
SQLITE | SQLite Database |
SQLITE3 | SQLite 3 Database |
SQLITEDB | SQLite Database |
TE | Textease CT Database File |
TEACHER | SMART Response Teacher Database File |
TEMX | Cemetery Registry Database File |
TMD | MySQL Temporary Database File |
TPS | Clarion TopSpeed Data File |
TRASH_DATABASE | Files by Google Trash Database |
TRC | SQL Server Trace File |
TRC | Oracle Trace File |
TRM | Oracle Trace Map File |
TSD | Tamino Schema |
TVDB | Apple TV Database |
TVDB | TreeView Database |
UDB | Dynamics AX User Database File |
UDL | Microsoft Universal Data Link File |
USR | FileMaker Pro Database File |
V12 | All The Right Type Database File |
VIS | Visual Importer Script |
VPD | VoxPro Database File |
VVV | Virtual Volumes View Catalog |
waData | Wakanda (software) database Data file |
waIndx | Wakanda (software) database Index file |
waJournal | Wakanda (software) database Journal file |
waModel | Wakanda (software) database Model file |
WDB | Microsoft Works Database |
WMDB | Windows Media Database File, Windows Media Database file – The CurrentDatabase_360wmdb file can contain file name, file properties, music, video, photo and playlist information |
WRK | SQL Server Log Shipping File |
XDB | PowerDesigner Database Definition File |
XLD | Microsoft Excel Database |
XMLFF | XML Flat File |