iFilters are “translators” that Microsoft products can use to enable search indexing of different file types.

Products that take advantage of iFilters include;
- SharePoint (2010)
- SQL Server (In particular the “SQL Server Full Text Search” service)
- Windows Desktop Search

iFilters;

  • Microsoft Office – (Includes; 2010, 2007, 2003, OneNote, Visio, Publisher, ODF and Zip)
  • PDF – 64-bit (Adobe), 32-bit (Adobe)
  • WordPerfect (32 & 64 bit)
  • RTF (Direct link to file, extracted files include instructions)
  • Archives (ZIP, CAB, EXE, RAR) (NOT free)
  • PDF - FoxIT (64-bit) (NOT free, but the Adobe 64-bit PDF iFilter can be slow)

Useful iFilter Links

A site which, whilst a little outdated, provides some good iFilter information;
http://www.ifilter.org

A “shop” for iFilters, be aware that most commonly required ones are free, above!
http://www.ifiltershop.com

Resource of downloadable iFilters (This site can be quite slow to load)
http://www.citeknet.com

Full SharePoint 2010 iFilter list;
http://technet.microsoft.com/en-us/library/gg405170.aspx

Setup SharePoint 2007 Office 2010 iFilters;
http://techtalkpt.wordpress.com/2008/01/02/ifilters-for-moss-2007/

Clear instructions on setting up an iFilter;
http://www.codeproject.com/KB/sharepoint/PDFiFIlterSharePoint2010.aspx