File Type of the Day
.FASTA
FASTA Sequence File
A FASTA file contains a record of nucleic acid sequences (such as DNA sequences) or protein sequences saved in the text-based FASTA format. It may store one or multiple sequences, which is why FASTA is sometimes referred to as the FASTA database format.
.DOTX
Microsoft Word Template
A DOTX file is a document template created by Microsoft Word, a word processing program. It contains a default layout and settings for a document, including styles, AutoText, toolbars, and macros.
.OCX
ActiveX Control
An OCX file contains a reusable software module, called an ActiveX control, which can be used within Windows software programs. ActiveX controls can be created for various purposes, such as user interface forms, webpage widgets, online games, and multimedia viewers.
Weekly Top Extensions
—.APKAndroid Package File —.EXEWindows Executable File —.ICSCalendar File —.JPGJPEG Image —.CRYPT14WhatsApp Encrypted Database File —.JSONJavaScript Object Notation File —.RPMSGOutlook Restricted Permission Message .NOMEDIAAndroid No Media File+2 —.BINGeneric Binary File .VCFvCard File-2 —.RARWinRAR Compressed Archive .DATABASE_...Android Stale Thumbnails Identifier+2 .PDFPortable Document Format File-1 .OBBAndroid Opaque Binary Blob File+1 .TXTPlain Text File-2 .MP4MPEG-4 Video+6 —.ZIPZipped File —.P7SDigitally Signed Email Message .TTFTrueType Font+1 .LNKWindows Shortcut-4 .HEICHigh Efficiency Image Format+4 .EMLE-Mail Message+2 .PKPASSApple Wallet Pass+6 .HTMLHypertext Markup Language File-3 .DCMDICOM Image-2Universal File Viewers
Open your files with one of these file viewing utilities recommended by FileInfo.com.
About FileInfo.com
FileInfo.com contains a searchable database of over 10,000 file extensions with detailed information about the associated file types. You can look up information about unknown file types and find programs that open the files. Learn more about FileInfo.com.
Developers
Recent Updates
- May 8, 2024File Viewer for Android 4.5.2 is now available.
- May 8, 2024File Viewer Plus 5.2 is now available.
- November 17, 2023Learn why some file types use both three and four-letter extensions.
- November 7, 2023Learn how to tag files in macOS.
- September 6, 2023Learn how to show file extensions in macOS.
- August 31, 2023Published new extension page layout and on-page navigation.
- August 23, 2023Learn how to convert images with Apple Preview.
- July 31, 2023Learn how to clear File Explorer history (recent files) in Windows 11.
- July 3, 2023Learn how to hide a file in Windows 11.
- May 26, 2023Learn how to search by file extension in macOS.