Supported File Types and Extensions for full-text indexing

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There are a number of supported input file formats that ndSearch can process through its Document Processing Engine. These supported formats are described in the topics that follow.

NOTE: Although the formats listed below are supported, not all formats allow for extraction of both text and metadata. There are some restrictions, as indicated:

  1. Office 2007: the following features are not supported: Password protected documents, Embedded fonts
  2. Word 2007: Footnotes, end notes and reference numbers
  3. Excel 2007: Protected workbooks which are partially supported in older Excel formats are not supported at all by the Excel 2007 filter.

Supported Input File Formats

Word Processing Formats:

Supported word processing formats are listed alphabetically by general type.

  • ANSI Text 7 & 8 bit
  • ASCII Text 7 & 8 bit
  • DEC WPS Plus (DX) Versions through 3.1
  • DEC WPS Plus (WPL) Versions through 4.1
  • DisplayWrite 2 & 3 (TXT) All versions
  • DisplayWrite 4 & 5 Versions through 2.0
  • EBCDIC All versions
  • Enable Versions 3.0, 4.0 and 4.5
  • First Choice Versions through 3.0
  • Framework Version 3.0
  • Hangul Versions 97, 2002 and 2005
  • IBM FFT All versions
  • IBM Revisable Form Text All versions
  • IBM Writing Assistant Version 1.01
  • Just System Ichitaro Versions 4.x through 6.x, 8.x through 13.x and 2004
  • Just Write Versions through 3.0
  • Legacy Versions through 1.1
  • Lotus AMI/AMI Professional Versions through 3.1
  • Lotus Manuscript Version 2.0
  • Lotus Word Pro (non-Windows) Versions SmartSuite 97, Millennium, and Millennium 9.6 (text only)
  • Lotus Word Pro (Windows) Versions SmartSuite 96, 97 and Millennium and Millenium 9.6
  • MacWrite II Version 1.1
  • MASS11 Versions through 8.0
  • Microsoft Rich Text Format (RTF) All versions
  • Microsoft Word (DOS) Versions through 6.0
  • Microsoft Word (Mac) Versions 4.0 - 2004
  • Microsoft Word (Windows) Versions through 2007
  • Microsfot WordPad All versions
  • Microsoft Works (DOS) Versions through 2.0
  • Microsoft Works (Mac) Versions through 2.0
  • Microsoft Works (Windows) Versions through 4.0
  • Microsoft Windows Write Versions through 3.0
  • MultiMate Versions through 4.0
  • Navy DIF All versions
  • Nota Bene Version 3.0
  • Novell Perfect Works Version 2.0
  • Novell/Corel WordPerfect (DOS) Versions through 6.1
  • Novell/Corel WordPerfect (Mac) Versions 1.02 through 3.0
  • Novell/Corel WordPerfect (Windows) Versions through 12.0
  • Office Writer Versions 4.0 - 6.0
  • OpenOffice Writer (Windows and UNIX) OpenOffice verions 1.1 and 2.0
  • PC-File Letter Versions through 5.0
  • PC-File + Letter Versions through 3.0
  • PFS:Write Versions A, B and C
  • Professional Write (DOS) Versions through 2.1
  • Professional Write Plus (Windows) Version 1.0
  • Q&A (DOS) Version 2.0
  • Q&A Write (Windows) Version 3.0
  • Samna Word Versions through Samna Word IV+
  • Signature Version 1.0
  • SmartWare II Version 1.02
  • Sprint Versions through 1.0
  • StarOffice Writer Version 5.2 (text only) and 6.x through 8.x
  • Total Word Version 1.2
  • Unicode Text All versions
  • UTF-8 All versions
  • Volkswriter 3 & 4 Versions through 1.0
  • Wang PC (IWP) Versions through 2.6
  • WordMARC Versions through Composer Plus
  • WordStar (DOS) Versions through 7.0
  • WordStart (Windows) Version 1.0
  • WordStar 2000 (DOS) Versions through 3.0
  • XyWrite Versions through III Plus

Desktop Publishing Formats

  • Adobe FrameMaker MIF (Versions 3.0, 4.0, 5.0, 5.5 and 6.0 and Japanese 3.0, 4.0, 5.0 and 6.0 (text only)

Database Formats

  • Access Versions through 2.0
  • dBASE Versions through 5.0
  • DataEase Version 4.x
  • dBXL Versions 1.3
  • Enable Versions 3.0, 4.0 and 4.5
  • First Choice Versions through 3.0
  • FoxBase Version 2.1
  • Framework Version 3.0
  • Microsoft Works (Windows) Versions through 4.0
  • Microsoft Works (DOS) Versions through 2.0
  • Microsoft Works (Mac) Versions through 2.0
  • Paradox (DOS) Versions through 4.0
  • Paradox (Windows) Versions through 1.0
  • Personal R:BASE Version 1.0
  • R: BASE 5000 Versions through 3.1
  • R: BASE System V Version 1.0
  • Reflex Version 2.0
  • Q& A Versions through 2.0
  • SmartWare II Version 1.02

Spreadsheet Formats

  • Enable Versions 3.0, 4.0 and 4.5
  • First Choice Versions through 3.0
  • Framework Version 3.0
  • Lotus 1-2-3 (DOS & Windows) Versions through 5.0
  • Lotus 1-2-3 (OS/2) Versions through 2.0
  • Lotus 1-2-3 Charts (DOS & Windows) Versions through 5.0
  • Lotus 1-2-3 for SmartSuite Versions 97 - Millennium 9.6
  • Lotus Symphony Versions 1.0,1.1 and 2.0
  • Mac Works Version 2.0
  • Microsoft Excel Charts Versions 2.x - 7.0
  • Microsoft Excel (Mac) Versions 3.0 - 4.0, 98, 2001, 2002, 2004, and v.X
  • Microsoft Excel (Windows) Versions 2.2 through 2007
  • Microsoft Multiplan Version 4.0
  • Microsoft Works (Windows) Versions through 4.0
  • Microsoft Works (DOS) Versions through 2.0
  • Microsoft Works (Mac) Versions through 2.0
  • Mosaic Twin Version 2.5
  • Novell Perfect Works Version 2.0
  • Open Office Calc Versions 1.1, 2.0 (text only)
  • PFS: Professional Plan Version 1.0
  • Quattro Pro (DOS) Versions through 5.0
  • Quattro Pro (Windows) Versions through 12.0, X3
  • SmartWare II Version 1.02
  • Star Office Calc Versions 5.2, 6.x, 7.x and 8.0 (text only)
  • SuperCalc 5 Version 4.0
  • VP Planner 3D Version 1.0

Presentation Formats

  • Corel/Novell Presentations Versions through 12.0
  • Harvard Graphics for DOS Versions 2.x & 3.x
  • Harvard Graphics (Windows) Windows versions
  • Freelance (Windows) Versions through Millennium 9.6
  • Freelance for OS/2 Versions through 2.0
  • Microsoft PowerPoint (Windows) Versions 3.0 through 2007
  • Microsoft PowerPoint (Mac) Versions 4.0 through v.X
  • StarOffice versions 5.2 (text only) and 6.x through 8.x (full support) and
  • Open Office version 1.1 and 2.0 (text only)
  • StarOffice/OpenOffice Impress (Windows and UNIX)

Graphics Formats

  • Adobe Photoshop (PSD) Version 4.0
  • Adobe Illustrator Versions 7.0 and 9.0
  • Adobe FrameMaker graphics (FMV) Vector/raster through 5.0
  • Adobe Reader Versions 2.1-8.0
  • PDF Versions 1.2-1.7
  • Ami Draw (SDW) Ami Draw
  • AutoCAD Drawing Versions 2.5 - 2.6, 9.0 - 14.0, 2000i and 2002
  • AutoCAD Drawing Versions 2004, 2005 and 2006 (Text only, no document hit highlighting)
  • AutoShade Rendering (RND) Version 2.0
  • Binary Group 3 Fax All versions
  • Bitmap (BMP, RLE, CUR, OS/2 DIB & WARP) All versions
  • CALS Raster (GP4) Type I and Type II
  • Corel Clipart format (CMS) Versions 5 through 6
  • Corel Draw (CDR) Versions 3.x - 8.x
  • Corel Draw (CDR with TIFF header) Versions 2.x - 9.x
  • Computer Graphics Metafile (CGM) ANSI, CALS NIST version 3.0
  • Encapsulated PostScript (EPS) TIFF header only
  • GEM Paint (IIMG) All versions
  • Graphics Environment Mgr (GEM) Bitmap & vector
  • Graphics Interchange Format (GIF) All versions
  • Hewlett Packard Graphics Language (HPGL) Version 2
  • IBM Graphics Data Format (GDF) Version 1.0
  • IBM Picture Interchange Format (PIF) Version 1.0
  • Initial Graphics Exchange Spec (IGES) Version 5.1
  • JBIG2 JBIG2 graphic embeddings in PDF files
  • JFIF (JPEG not in TIFF format) All versions
  • JPEG (including EXIF) All versions
  • Kodak Flash Pix (FPX) All versions
  • Kodak Photo CD (PCD) Version 1.0
  • Lotus PIC All versions
  • Lotus Snapshot All versions
  • Macintosh PICT1 & PICT2 Bitmap only
  • MacPaint (PNTG) All versions
  • Micrografx Draw (DRW) Versions through 4.0
  • Micrografx Designer (DRW) Versions through 3.1
  • Micrografx Designer (DSF) Windows 95, version 6.0
  • Microsoft XML Paper Specification (XPS) Version 1.0
  • Novell PerfectWorks (Draw) Version 2.0
  • OS/2 PM Metafile (MET) Version 3.0
  • Paint Shop Pro (PSP) Windows only, version 5.0 - 6.0
  • PC Paintbrush (PCX and DCX) All versions
  • Portable Bitmap (PBM) All versions
  • Portable Graymap (PGM) No specific version
  • Portable Network Graphics (PNG) Version 1.0
  • Portable Pixmap (PPM) No specific version
  • Postscript (PS) Level II
  • Progressive JPEG No specific version
  • Sun Raster (SRS) No specific version
  • StarOffice versions 5.2 (text only) through 8.x and
  • OpenOffice version 1.1 and 2.0
  • StarOffice/Open Office Draw for Windows and UNIX
  • TIFF Versions through 6
  • TIFF CCITT Group 3 & 4 Versions through 6
  • Truevision TGA (TARGA) Version 2
  • Visio (preview) Version 4
  • Visio Version 5, 200, 2002 and 2003
  • WBMP No specific version
  • Windows Enhanced Metafile (EMF) No specific version
  • Windows Metafile (WMF) No specific version
  • WordPerfect Graphics (WPG &WPG2) Versions through 2.0, 7 and 10
  • X-Windows Bitmap (XBM) x10 compatible
  • X-Windows Dump (XWD) x10 compatible
  • X-Windows Pixmap (XPM) x10 compatible
  1. Restriction: Text embedded in images are not supported.
  2. Restriction: Graphic format restriction: Graphics Interchange Format (GIF) and Portable Network Graphics (PNG) support identification only--not text or metadata extraction!
  3. Restriction: Processing postscript files created with DVIPS is not supported.

Compressed Formats

  • GZIP
  • LZA Self Extracting Compress
  • LZH Compress Versions 7.0-97 (conversion of Binder file is supported only on Windows)
  • Microsoft Binder
  • UUEncode
  • UNIX Compress
  • UNIX TAR
  • ZIP PKWARE versions through 2.04g
  1. Restriction: The entire compressed archive is indexed as one document.

Email Formats

  • Microsoft Outlook Folder (PST) - Microsoft Outlook Folder and Microsoft Outlook Offline Folder files versions 97, 98, 2000, 2002, 2003 and 2007
  • Microsoft Outlook Message (MSG) - Microsoft Outlook Message and Microsoft Outlook Form Template versions 97, 98, 2000, 2002, 2003, and 2007
  • MIME-encoded mail messages. (See "MIME Support Notes" immediately following.)

MIME Support Notes

MIME formats including:

  • EML
  • MHT (Web Archive)
  • NWS (Newsgroup single-part and multi-part)
  • Simple Text Mail (defined in RFC 2822)

TNEF Format
MIME encoding, including:

  • base64 (defined in RFC 1521)
  • binary (defined in RFC 1521)
  • binhex (defined in RFC 1741)
  • btoa quoted-printable (defined in RFC 1521)
  • utf-7 (defined in RFC 2152)
  • uue
  • xxe
  • yenc

Also, the body of a message can be encoded several ways. The following encodings are supported:

  • Text
  • HTML
  • RTF
  • TNEF
  • Text/enriched (defined in RFC1523)
  • Text/rich text (defined in RFC1341)
  • Embedded mail message (defined in RFC 822). This is handled as a link to a new message.

Note: The attachments of a MIME message can be supported in many formats. Not all attachment types are supported.

Other Formats

  • Adobe Flash 6.x, Adobe Flash 7.x, and AdobeFlash Lite (text only). (previously Macromedia Flash).
    • Note: For crawled content separately handled in the ESP Crawler. Refer to Crawler documentation.
  • Executable (EXE, DLL)
  • HTML (Versions through 3.0, with some limitations. Including HTML with embedded Microsoft Office elements.)
  • Microsoft Project Versions 98 - 2003 (text only)
  • MP3 ID3 information
  • vCard, vCalendar Version 2.1
  • WML Version 5.2
  • XML ESP provides native indexing support for XML
  • Yahoo! Instant Messenger Versions 6.x, 7.x and 8.x

NOTE: The following file types cannot be imported into NetDocuments to prevent potential malicious activity with the service; exe, com, bat, js, vbs, pif, cmd, dll, ocx, and pwl.

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