Symbols: Data Formats & File Extensions

Find data file formats and file extensions that start with a symbol, or view thousands of file extensions and file formats in the complete list.

With literally thousands of data file formats employed by Windows and Window-based apps, keeping track of all the file extensions employed by your software applications and programs can be quite a challenge. Fortunately, Webopedia’s Complete List of Data File Formats and File Extensions makes it quick and easy to sift through thousands of file extensions and data file formats to find exactly what you need. You can peruse the full list or search for data formats and file extensions based on the letter they start with from the table below.

Number Symbol A B C D E F G H I J K
L M N O P Q R S T U V W X Y Z Full List

Data File Formats that Begin with a Symbol

.!bt BitTorrent Incomplete Download file
.!qb qBittorrent Partial Download file
.!ut uTorrent Incomplete Download file
.#24 Printer data file for 24 pin matrix printer (LocoScript)
.#ib Printer data file (LocoScript)
.#sc Printer data file (LocoScript)
.#st Standard mode printer definitions (LocoScript)
.$#! Cryptext
.$$$ Temporary file
.$00 Pipe file (DOS)
.$01 Pipe file (DOS)
.$db Temporary file (dBASE IV)
.$ed Editor temporary file (MS C)
.$er GroupWise Database
.$o1 Pipe file (DOS)
.$vm Virtual manager temporary file (Windows 3.x)
.^^^ Pervasive.SQL Database file
.__a File Splitter & Joiner Encrypted file
.__b File Splitter & Joiner Encrypted Archive file
._dd Norton Disk Doctor Recovered file
._eml Windows Live Mail Email file
._nws Windows Live Mail Newsgroup Copy file
._p Malicious Software Removal Tool Temporary file
.~$~ Temporary file (1st Reader)
.~ap Old AppExpert project database (Borland C++ 4.5)
.~de Project backup (Borland C++ 4.5)
.~hm HostMonitor TestList Backup file
.~mn Menu backup (Norton Commander)
.{pb Corel WordPerfect Document Index file
.201$201 Temporary file (1st Reader)

Recommended Reading: An Introduction to Data File Formats and Their File Extensions

Number Symbol A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Full List

This article was last updated on April 22, 2012

Webopedia Staff
Since 1995, more than 100 tech experts and researchers have kept Webopedia’s definitions, articles, and study guides up to date. For more information on current editorial staff, please visit our About page.

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