Supported file formats for eFileCabinet's indexing service include:

     Adobe Acrobat (*.pdf)
     Adobe Framemaker MIF (*.mif)
     Ami Pro (*.sam)
     Ansi Text (*.txt)
     ASCII Text ASF media files (metadata only) (*.asf)
     CSV (Comma-separated values) (*.csv)
     DBF (*.dbf)
     EBCDIC EML files (emails saved by Outlook Express) (*.eml)
     Enhanced Metafile Format (*.emf)
     Eudora MBX message files (*.mbx)
     Flash (*.swf)
     GZIP (*.gz)
     HTML (*.htm, *.html)
     JPEG (*.jpg)
     Lotus 1-2-3 (*.123, *.wk)
     MBOX email archives (including Thunderbird) (*.mbx)
     MHT archives (HTML archives saved by Internet Explorer) (*.mht)
     MIME messages MSG files (emails saved by Outlook) (*.msg)
     Microsoft Access MDB files (*.mdb, *.accdb, including Access 2007 and Access 2010)
     Microsoft Document Imaging (*.mdi)
     Microsoft Excel (*.xls)
     Microsoft Excel 2003 XML (*.xml)
     Microsoft Excel 2007 and 2010 (*.xlsx)
     Microsoft Outlook data files (*.PST) (added in version 7.67)
     Microsoft Outlook/Exchange Messages, Notes, Contacts, Appointments, and Tasks 
     Microsoft Outlook Express 5 and 6 (*.dbx) message stores
     Microsoft PowerPoint (*.ppt)
     Microsoft PowerPoint 2007 and 2010 (*.pptx)
     Microsoft Rich Text Format (*.rtf)
     Microsoft Searchable Tiff (*.tiff)
     Microsoft Word for DOS (*.doc)
     Microsoft Word for Windows (*.doc)
     Microsoft Word 2003 XML (*.xml)
     Microsoft Word 2007 and 2010 (*.docx)
     Microsoft Works (*.wks)
     MP3 (metadata only) (*.mp3)
     Multimate Advantage II (*.dox)
     Multimate version 4 (*.doc)
     OpenOffice versions 1, 2, and 3 documents, spreadsheets, and presentations (*.sxc, *.sxd, *.sxi, *.sxw, *.sxg, *.stc, *.sti, *.stw, *.stm, *.odt, *.ott, *.odg, *.otg, *.odp, *.otp, *.ods, *.ots, *.odf) (includes OASIS Open Document Format for Office Applications)
     Quattro Pro (*.wb1, *.wb2, *.wb3, *.qpw)
     QuickTime (*.mov, *.m4a, *.m4v)
     RAR (*.rar)
     TAR (*.tar)
     TIFF (*.tif)
     TNEF (winmail.dat files)
     Treepad HJT files (*.hjt)
     Unicode (UCS16, Mac or Windows byte order, or UTF-8)
     Visio XML files (*.vdx)
     Windows Metafile Format (*.wmf)
     WMA media files (metadata only) (*.wma)
     WMV video files (metadata only) (*.wmv)
     WordPerfect 4.2 (*.wpd, *.wpf)
     WordPerfect (5.0 and later) (*.wpd, *.wpf)
     WordStar version 1, 2, 3 (*.ws)
     WordStar versions 4, 5, 6 (*.ws)
     WordStar 2000 Write (*.wri)
     XBase (including FoxPro, dBase, and other XBase-compatible formats) (*.dbf)
     XML (*.xml)
     XML Paper Specification (*.xps)
     XSL XyWrite ZIP (*.zip)