Windows file types

Computer files are encoded in many different file types. Here is a list of file extensions that are associated with various commonly used file types.

• AAC audio file - .aac
• AutoIt Version 3 file - .au3
• Microsoft Audio Video Interweave (AVI) file - .avi
• Adobe Photoshop Eps file - .eps
• AutoCAD File - .dwg
• Bitmap image file - .bmp, .dib, .rle
• Graphic Interchange Format image file -.gif
• Microsoft Office Word document file - .doc
• Microsoft Office Word 2007 document file - .docx
• Microsoft Office Excel spreadsheet file - .xls
• Microsoft Office Excel 2007 spreadsheet file - .xlsx
• Microsoft Office Publisher file - .pub
• Microsoft Office PowerPoint Presentation file - .ppt
• Microsoft Office PowerPoint 2007 Presentation file - .pptx
• Executable file (program) - .exe, .com
• Macromedia Flash Project file - .fla
• Hyper Text Markup Language file - .html, .htm
• JPEG image file - .jpg, .jpe, .jpeg, .jfif
• MPEG Layer 3 audio file - .mp3
• MPEG Layer 4 audio file - .mp4
• MPEG movie file - .mpeg, .mpg, .mp2, .m2ts
• Windows Movie Maker Project file - .mswmm
• Portable Bitmap file - .pbm, .pgm, .ppm, .pnm, .pfn
• PHP dynamic webpage script file - .php
• Pict file - .pict, .pct
• Monster Truck Madness truck or track file -.pod
• Pixar file - .pxr
• Portable Network Graphic image file - .png
• Microsoft PowerPoint slideshow file - .pps
• Photoshop's Large Document File - .psb
• Adobe Photoshop File - .psd, .pdd
• Raw (unprocessed) image file - .raw
• Sim City 4 Save File - .sc4
• Scitex CT (Continuous Tone) Bitmap Image File - .sct
• Macromedia Shockwave Flash Movie file - .swf
• Targa image file - .tga, .icd, .vst, .vda
• Temporary file - .tmp
• Tiff image file - .tif, .tiff
• Basic text file - .txt
• Wave audio file - .wav
• Xml Structured Data/Database file - .xml
• Portable Document Format file - .pdf
• Ogg Audio Container File - .ogg
• Xvid video file - .xvid
• Microsoft Visio diagram file - .vsd
• ZIP compression file-.zip
• Diablo II character file-.d2s
• WinRAR archive file-.rar
• Backup copy of files-.bak
• Windows Media Video files - .wmv
• Windows Media Audio files - .wma
• Blender file - .blend, .blend1
• Dynamic link library file - .dll
• Initialization file - .ini
• binary file- .bin
• Miro Flie-.miro.1

External links

• Listings of websites with large lists of file types:
  • FileInfo.net The File Extensions Resource
  • Dot What? Detailed information on file extensions and the programs that use them.
  • File-extensions.org Large encyclopedia of known file types and unknown/unassigned file extensions.
  • List of file types Information on extensions, and where known associated applications and links for further information.
  • Data formats database
  • FileStuff.co.uk
  • Format Guide
  • Exhaustive list / related applications