Computer file extensions - T

Updated: 06/30/2019 by Computer Hope

Below is a listing of each of the different file extensions that begin with the letter "T." If you are looking for a file extension that starts with a different letter, click the corresponding beginning letter below.

T
.TAR Short for Tape ARchive, TAR files are a single file that usually contains multiple files. They are not compressed files and group a collection of files combined together as one. Additional information about TAR files is on our Linux and Unix tar command page. Windows users can use WinRAR to extract the contents of a .tar file.
.TAR.GZ A compressed file including the TAR compressed with gzip. See above .TAR explanation. Windows users can use WinRAR to extract the contents of a .tar.gz file.
.TBZ A compressed file including the TAR compressed with bzip. See above .TAR explanation.
.TBZ2 A compressed file including the TAR compressed with bzip2. See above .TAR explanation.
.TDF Trace Definition File used with OS/2.
.TGA TARGA (Truevision Advanced Raster Graphic Adapter) file.
.TGZ A compressed file including the TAR compressed with gzip. See above .TAR explanation.
.TIF Tag Image Format that includes most 24-bit color.
.TLB 1. Remote automation truelib files.
2. OLE (Object Linking and Embedding) type library.
3. Visual C++ type library.
.TLD Tellix file.
.TLE NASA two-line element set.
.TLP Microsoft project timeline file.
.TLT Trellix web design file.
.TLX Trellix data file.
.TMP Temporary files. How to view and remove temporary program files.
.TOPC TopicCrunch SEO (search engine optimization) project file that stores keywords, domain, and search engine settings for future re-use.
.TORRENT BitTorrent file containing the metadata for a file being downloaded.
.TPC 3D Topicscape inter-topicscape topic link after export to Windows.
.TRM Windows Terminal file.
.TRS MicroGraphix file.
.TXT A plain text file that can be read from Windows using a text editor, such as edit, type, or edlin.