>> SDF file

SDF file format description

Many people share .sdf files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .sdf file can be edited, converted or printed with. On this page, we try to provide assistance for handling .sdf files.

2 filename extension(s) found in our database.

.sdf - Iconics GraphWorx32 Symbol Library

The SDF document files are related to Iconics GraphWorx32. SDF file is an Iconics GraphWorx32 Symbol Library. GraphWorX32 is a human-machine interface (HMI) software package for process control. GraphWorX32 is a fully compliant OPC client featuring ActiveX and OLE Automation technologies.

Iconics GraphWorx32
Document files
- / -
Iconics GraphWorx32 Symbol Library related extensions:
HotDocs Answer Source
HotDocs Component File
HotDocs PDF-based Form Template
HotDocs Envoy-based Form Template
HotDocs Form Document
HotDocs PDF Document

.sdf - Microsoft SQL Server Database

The SDF data files are related to Microsoft SQL Server Compact. SDF file is a Microsoft SQL Server Compact Database file. Microsoft SQL Server Compact (SQL CE) is a compact relational database produced by Microsoft for applications that run on mobile devices and desktops.

Microsoft SQL Server Compact
Data files
- / -
Microsoft SQL Server Database related extensions:
Microsoft Baseline Security Analyser Report
IIS Smooth Streaming Publishing Point Definition
Integration Manager Database
MDAC Universal Data Link
Microsoft Robotics Developer Studio Playback Data
CLFS BaseLog

Naturally, other applications may also use the .sdf file extension. Even harmful programs can create .sdf files. Be especially cautious with .sdf files coming from an unknown source!

Can't open a .sdf file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .sdf file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

cdf, df, dsf, edf, qdf, scf, sd, sdb, sdc, sdd, sde, sdg, sdr, sdt, sdv

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Microsoft Channel Definition Format Data
Efficient Diary v2 Document
Racelogic PerformanceBox Split Data
ArcSDE Connection File
Lightscape Parameter File
SoundStage Sound File Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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