File extension	The full name of the file	Popularity
File extension $ER	GroupWise Database
File extension 4DD	4th Dimension Database Data File
File extension 4DL	4th Dimension Database Log File
File extension ABS	Absolute Database File
File extension ACCDB	Access 2007 Database File
File extension ACCDC	Microsoft Access Signed Package
File extension ACCDE	Access Execute Only Database
File extension ACCDR	Access Runtime Application
File extension ACCDT	Microsoft Access Database Template
File extension ACCDW	Microsoft Access Database Link File
File extension ACCFT	Microsoft Access Data Type Template
File extension ADB	Alpha Five Database File
File extension ADE	Access Project Extension
File extension ADF	ACT! Data File
File extension ADN	Access Blank Project Template
File extension ADP	Access Project
File extension ALF	ACT! Lookup File
File extension APX	Borland C++ appexpert database file
File extension ASK	askSam Database
File extension BTR	Btrieve Database File
File extension CAT	Advanced Disk Catalog Database
File extension CDB	Symbian Phonebook Database
File extension CKP	Ingres Database Checkpoint data
File extension CMA	TM1 Exported Cube File
File extension DACONNECTIONS	RemObjects Data Abstract Connections File
File extension DACPAC	SQL Server Data Tier Application Package
File extension DAD	RemObjects Data Abstract Driver File
File extension DADIAGRAMS	RemObjects Data Abstract Data Diagrams File
File extension DASCHEMA	Data Abstract database schema file
File extension DB	Database File
File extension DB-SHM	SQLite Database Shared Memory File
File extension DB-WAL	SQLite Database Write-Ahead Log File
File extension DB2	dBASE II Database
File extension DB3	SQLite Database File
File extension DBC	OrCAD capture CIS database configuration file
File extension DBF	Database File
File extension DBS	SQLBase Database File
File extension DBT	Database Text File
File extension DBV	Database Variable Field
File extension DBX	Visual FoxPro Table
File extension DCB	Concordance Database File
File extension DCT	FoxPro Database Memo
File extension DCX	FoxPro Database Index
File extension DDL	Data Definition Language File
File extension DP1	DataPower Database File
File extension DQY	Excel Query File
File extension DSK	Simple IDs Database
File extension DSN	Database Source Name File
File extension DTF	ACDSee thumbnail database file
File extension DTSX	DTS Settings File
File extension DWN	FrameWork database file
File extension DXL	Domino XML Language File
File extension ECO	ECCO Database File
File extension ECX	ECCO Corrupted Database File
File extension EDB	Exchange Information Store Database
File extension EXB	Evernote database file
File extension FCD	First Choice Database
File extension FDB	Database file
File extension FIC	WinDev Hyper File Database
File extension FM5	FileMaker 5 Database
File extension FMP	FileMaker Pro Database
File extension FMP12	FileMaker Pro 12 Database
File extension FMPSL	FileMaker Pro 12 Snapshot Link
File extension FMT	Database format file
File extension FOL	PFS First Choice Database File
File extension FP4	FileMaker Pro 4 Database
File extension FP5	FileMaker Pro 5 Database
File extension FP7	FileMaker Pro 7+ Database
File extension FPT	FileMaker Pro Database Memo File
File extension FRM	MySQL Database Format File
File extension FXP	Visual FoxPro compiled database file
File extension G	Corel Paradox file
File extension GDB	InterBase Database File
File extension GWI	GroupWise Database Shortcut File
File extension HDB	HansaWorld Database File
File extension HIS	FindinSite Database Definition File
File extension IB	InterBase Database
File extension IDB	IDA Database File
File extension IHX	IN-HEH Timeline Database
File extension ITDB	iTunes Database File
File extension ITW	InTouch With Database File
File extension IVC	iView MediaPro catalogue file
File extension JTX	ESE Transaction Log
File extension KDB	Keypass Database File
File extension KEXI	Kexi Database
File extension KEXIC	Kexi Database Connection File
File extension KEXIS	Kexi Database Shortcut File
File extension LBL	Database label file format
File extension LGC	SimpleK Database File
File extension LSL	Corel Paradox file
File extension MAF	Microsoft Access Form
File extension MAQ	Microsoft Access Query
File extension MAR	Microsoft Access Report
File extension MARSHAL	Marshal Data Migration Model File
File extension MAS	Access Stored Procedures
File extension MAV	Access View File
File extension MAW	Access Data Access Page
File extension MDB	Microsoft Access Database
File extension MDBHTML	Microsoft Access Database HTML File
File extension MDF	SQL Server Database File
File extension MDN	Blank Access Database Template
File extension MDT	GeoMedia Access Database Template
File extension MPD	Microsoft Project Database
File extension MRG	MySQL Merge File
File extension MUD	Textease multi user database
File extension MWB	MySQL Workbench Document
File extension MYD	MySQL Database Data File
File extension NDF	SQL Server Secondary Database File
File extension NS2	Lotus Notes 2 Database
File extension NS3	Lotus Notes 3 Database
File extension NS4	Lotus Notes 4 Database
File extension NSF	Lotus Notes Database
File extension NTX	Clipper database index file
File extension NV	NewViews Database File
File extension NV2	NewViews 2 Database File
File extension NYF	myBase Database File
File extension ODB	OpenDocument Database
File extension OPT	MySQL database data file
File extension OQY	Excel OLAP Query File
File extension ORA	Oracle Database Configuration File
File extension ORX	RadiantOne VDS Database Schema
File extension OWC	OutWit Catch Database
File extension P96	Win96 Database File
File extension P97	Win97 Database File
File extension PAN	Panorama Database File
File extension PCS	Microsoft PowerPoint picture storage file
File extension PD	Corel Paradox table file
File extension PDB	Program Database
File extension PDM	PowerDesigner Database File
File extension PNZ	Panorama Database Set
File extension PX	Corel Paradox primary database index
File extension QRY	Query File
File extension RBF	Redatam Binary File
File extension RDL	Corel Paradox file
File extension ROD	RIB office Database File
File extension RPD	RIB Project Database File
File extension RSD	RealSQLDatabase File
File extension SBF	Superbase Database File
File extension SDB	OpenOffice Base database file
File extension SDF	SQL Server Compact Database File
File extension SDL	Corel Paradox script file
File extension SIS	Sisma Database File
File extension SPQ	SPSS Database Query File
File extension SQL	Structured Query Language Data File
File extension SQLITE	SQLite Database File
File extension SQLITE3	SQLite 3 Database File
File extension SQLITEDB	SQLite Database
File extension TBM	DB/TextWorks database menu screen
File extension TE	Textease CT Database File
File extension TEACHER	SMART Response Teacher Database File
File extension TMD	MySQL Temporary Database File
File extension TRC	Oracle Trace File
File extension TRM	Oracle Trace Map File
File extension UDB	Dynamics AX User Database File
File extension UDL	Microsoft Universal Data Link File
File extension UDS	FIMware database file
File extension USR	FileMaker Pro Database File
File extension V12	All The Right Type Database File
File extension VIS	Visual Importer Script
File extension WDB	Microsoft Works Database
File extension WMDB	Windows Media Database File
File extension WRK	SQL Server Log Shipping File
File extension XDB	PowerDesigner Database Definition File
File extension XLD	Excel Database File
File extension XSL	Microsoft SharePoint WorkSpace Groove database file
File extension ^^^	Pervasive.SQL Database File