file extension Windows/OS2/Apple/Unix/Dos

File ExtensionsWindows/OS2/Apple/UNIX

Select Extension by starting letter:

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 -
OTHER - Allowedchars in file names - what is an extension?
Links Converter
graphical file formats - Potentially harmful extensions contributors

internals

Bookmark this site

Search: Use ctrl-F to search foritem

Universal dump utility for non-destructive dump/list/string search etc dump.zip

Y = Bitmap image (subsampled raw YUV )
Y = Compressed Amiga file archive (Yabba)
Y = Grammar file (Unix Yacc)
Y01 = Paradox secondary index file
Y02 = Paradox secondary index file
Y03 = Paradox secondary index file
Y04 = Paradox secondary index file
Y05 = Paradox secondary index file
Y06 = Paradox secondary index file
Y07 = Paradox secondary index file
Y08 = Paradox secondary index file
Y09 = Paradox secondary index file
YAL = Arts & Letters clipart library
YAODL = 3d Graphic
YAR = YAK archiv
YBK = Microsoft Encarta Yearbook
YBM = Bitmap image (Face file)
YC = YACC archive
YCC = 2d Graphic
YCP = Image ASCII art
YDL = Yet Another Object Description Language (Silicon Graphics Powerflip)
YEL = Yellow color separation. BLA (Black) CYA (Cyan), MAG (Magenta) Adobe Color Separation
YG0 = Database Index : Paradox secondary index
YG1 = Database Index : Paradox secondary index
YG2 = Database Index : Paradox secondary index
YG3 = Database Index : Paradox secondary index
YG4 = Database Index : Paradox secondary index
YIF = Graphics (color with lookup table)
YM = Atari ST Audio
YMAP = Ygnius Computer Aided Thinking File
YN = Audio Utility Tuningwrench compressed file
YNX = Midiprg Seqmax Seqprest compressed file
YUV = Bitmap image (Abekas YUV SECAM or PAL file CCIR 601 1:1:1 file)
YUV = YUV 16Bits image format
YUV3 = Bitmap image (CCIR 601 2:1:1 file)
YYC = Wave sapphire dist file
YZ = Compressed file archive (YAC)
YZ1 = Mime: application/x-yz1

Search: Use ctrl-F to search for item

Universal dump-utility for non-destructive dump/list/search string etc dump.zip

Select Extension by starting letter:

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 - OTHER - Allowed chars in Filenames - what is an extension?

 

If you find an extension missing, write! No guarantee given for completeness or correctness. If you feel an extension is outdated, write!
Authors and retailers: it is in the interest of us all and our customers to avoid the double use of extensions! Please help us keep this compilation up todate!
Send extension data to: update@file-ext.4uj.org
Any questions for not listed extensions or "what program opens xxx": search@file-ext.4uj.org
Any other questions, remarks, praise, flaming or reproach: info@file-ext.4uj.org
Compilation Copyright (c) 2002 R.Bitsch, Compilation Copyright (c) 2009,2010 R.Cooper-Bitsch