The X
按字母分类：
extension name file type Classification
TMD TextMaker Document text file
TMDX TextMaker Document text file
TMV TextMaker Template text file
TMVX TextMaker Document Template text file
TPC Topic Connection Placeholder text file
TRELBY Trelby File text file
TVJ TrueView Job Ticket text file
TXT Plain Text File text file
U3I U3 Application Information File text file
UNAUTH SiteMinder Unauthorized Message File text file
UNX Unix Text File text file
UOF Uniform Office Document text file
UOT Uniform Office Document text file
UPD Program Update Information text file
UTF8 Unicode UTF8-Encoded Text Document text file
UTXT Unicode Text File text file
VCT Visual Class Library Memo text file
VNT Mobile Phone vNote File text file
VW Volkswriter Text File text file
WBK WordPerfect Workbook text file
WEBDOC Box.net Web Document text file
WN WriteNow Text Document text file
WP WordPerfect Document text file
WP4 WordPerfect 4 Document text file
WP5 WordPerfect 5 Document text file
WP6 WordPerfect 6 Document text file
WP7 WordPerfect 7 Document text file
WPA ACT! Word Processing Document text file
WPD WordPerfect Document text file
WPD 602Text Word Processing Document text file
WPD ACT! 2 Word Processing Document text file
WPL DEC WPS Plus Text Document text file
WPS Microsoft Works Word Processor Document text file
WPS Kingsoft Writer Document text file
WPT WordPerfect Template text file
WPT Kingsoft Writer Template text file
WPW WP Works Word Processor File text file
WRI Microsoft Write Document text file
WSD WordStar Document text file
WTT Write! Document text file
WTX Text Document text file
XBDOC Xiosis Scribe Document text file
XBPLATE Xiosis Scribe Template text file
XDL Oracle Expert Definition Language File text file
XDL XML Schema File text file
XWP Xerox Writer Text Document text file
XWP XMLwriter Project text file
XWP Crosstalk Session File text file
XY XYWrite Document text file
XY3 XYWrite III Document text file