Documents file extensions
Text and office document formats used for reports, slides, and spreadsheets.
Total extensions in this category: 133
Extensions in Documents
Explore the most searched extensions in this category.
- .pdf
Portable Document Format
PDF files maintain consistent formatting across devices and are widely used for documents that require a fixed layout, such as forms and reports.
- .docx
Microsoft Word Open XML Document
DOCX files are widely used word-processing documents created by Microsoft Word, supporting rich text and multimedia elements.
- .xlsx
Microsoft Excel Open XML Spreadsheet
XLSX files are widely-used spreadsheet files that store data, formulas, and charts, and are compatible with various spreadsheet applications.
- .pptx
Microsoft PowerPoint Open XML Presentation
PPTX files are widely used for creating and sharing presentation decks with multimedia content.
- .txt
Plain Text File
TXT files contain plain text and can be opened on any operating system with a variety of text editors.
- .mobi
Mobipocket eBook
.mobi is an eBook format used primarily by Amazon Kindle devices and apps.
- .pages
Apple Pages Document
PAGES files are word-processing documents created in Apple Pages and commonly shared from macOS and iOS.
- .ai
AI Document File
.AI files are vector graphics files primarily used in Adobe Illustrator, suitable for creating scalable illustrations, logos, and designs.
- .es
ES Document File
.es is most commonly a JavaScript/ECMAScript source code file (a text script). It is also used by Sage CRM Component Manager for “Sage CRM Script” files that contain JavaScript customizations.
- .gv
GV Document File
.GV files are Graphviz DOT graph source files (plain text) used to describe diagrams and network graphs. They are typically opened and rendered with Graphviz tools, and the associated MIME type is text/vnd.graphviz.
- .hs
HS Document File
.HS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-haskell.
- .ly
LY Document File
.LY files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-lilypond.
- .md
MD Document File
.MD files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/markdown.
- .n3
N3 Document File
.N3 files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/n3.
- .pm
PM Document File
.PM most commonly refers to a Perl module source file used by the Perl programming language. You open it with a code editor or run it as part of a Perl program, not with a “document viewer.”
- .ps
PS Document File
.PS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/postscript.
- .si
SI Document File
.SI files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vnd.wap.si.
- .sl
SL Document File
.SL files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vnd.wap.sl.
- .tk
TK Document File
.TK files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-tcl.
- .tm
TM Document File
.TM files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/texmacs.
- .tr
TR Document File
.TR files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/troff.
- .abc
ABC Document File
.ABC files are specialized document files often used for music notation and structured data storage, requiring specific software to open.
- .abw
ABW Document File
.ABW files are document files created by AbiWord, a free word processing program. They can be opened with AbiWord or other compatible software across different platforms.
- .bib
BIB Document File
.bib is most commonly a BibTeX/BibLaTeX bibliography database file used with LaTeX. It is plain text and can be opened in any text editor, or managed in reference tools like JabRef and Zotero.
- .boo
BOO Document File
.BOO most commonly refers to a Kermit “BOO” (bootstrap) printable ASCII encoding used to distribute binary programs as text. Some tools also treat .BOO as an ASCII-encoded compressed archive, and developers may also encounter .boo as Boo programming language source.
- .brf
BRF Document File
.BRF is most commonly a Braille Ready Format (Braille Ready File) document used for electronic braille. You can open it with braille translation/reading software or, in many cases, as plain text for inspection.
- .ccc
CCC Document File
.CCC most commonly refers to a Net2Phone CommCenter Client “command” text file, registered with IANA as text/vnd.net2phone.commcenter.command. It typically opens with the Net2Phone CommCenter/related client software rather than a general document editor.
- .cls
CLS Document File
.CLS most commonly refers to a LaTeX “class” file that defines a document’s structure and formatting rules. You typically open or edit it with a text editor, and it is used by a TeX/LaTeX distribution when compiling documents.
- .cnd
CND Document File
.cnd files are text-based JCR Compact Node Type Definition (CND) documents used to define namespaces and node types for Java Content Repository (JCR) systems such as Apache Jackrabbit.
- .cql
CQL Document File
.cql is most commonly a plain-text file containing CQL (Clinical Quality Language or Contextual Query Language) statements. You typically open it in a text editor or in tooling specific to the CQL dialect you are using.
- .csh
CSH Document File
.csh files are typically C shell (csh/tcsh) script files containing plain-text commands for Unix-like shells. You can open them in a text editor, and on systems with csh/tcsh you can also run them as scripts.
- .csv
CSV Document File
.CSV files are plain text files used to store tabular data, which can be opened with spreadsheet software or text editors on various platforms.
- .dms
DMS Document File
.DMS is most commonly an Amiga Disk Masher System (DMS) compressed disk image. You typically open it by decompressing it (e.g., with xdms) and then using an Amiga emulator to use the resulting disk image.
- .doc
DOC Document File
.DOC files are widely used document files, primarily associated with Microsoft Word, and can be opened on various platforms using compatible software.
- .dot
DOT Document File
.DOT files most commonly contain Graphviz “DOT language” text that describes graphs (nodes and edges) for rendering diagrams. You can open them in Graphviz tools or any text editor, and render them to images/PDF using the Graphviz command-line programs.
- .dsc
DSC Document File
.DSC most commonly refers to a Debian source control file: a small text “control” document that describes a Debian source package and lists the associated tarballs/patches with checksums.
- .eml
EML Document File
.EML is a saved single email message file, typically containing headers, body text, and optional MIME attachments. It is commonly opened with email clients such as Microsoft Outlook or other mail viewers.
- .eps
EPS Document File
.EPS files are Encapsulated PostScript files used for storing vector graphics and images, widely supported across different platforms.
- .etx
ETX Document File
.ETX is most commonly a Setext (Structure Enhanced Text) plain-text document. You can open it with standard text editors on any desktop OS, and some dedicated Setext viewers/converters may also support it.
- .flt
FLT Document File
.FLT files are specialized document files used in specific applications, requiring compatible software to open.
- .flx
FLX Document File
.FLX files are specialized document files used by certain applications and can be accessed with compatible software across various platforms.
- .fly
FLY Document File
.FLY is most commonly associated with “Fly” text content and is registered with the MIME type text/vnd.fly. Depending on how it was created, it may open as plain text in an editor or in software that specifically understands the Fly/Digiflyer-style content.
- .gcd
GCD Document File
.GCD most commonly refers to a plain-text General Content Descriptor used by older mobile-content download workflows (e.g., ringtones/pictures). It’s typically opened as text, and on servers it’s often served with the MIME type text/x-pcs-gcd.
- .ged
GED Document File
.GED is most commonly a GEDCOM genealogy data file used to обмен genealogical information between family history programs. You can open it by importing it into a genealogy application such as Gramps.
- .hgl
HGL Document File
.HGL files are typically HP Graphics Language (HP-GL/HPGL) plotter command files used to describe vector drawings for plotters and some printers. They open best in HPGL viewers, CAD/graphics tools, or plotter utilities rather than standard document editors.
- .htc
HTC Document File
.HTC files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-component.
- .ics
ICS Document File
.ICS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/calendar.
- .ifb
IFB Document File
.IFB files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/calendar.
- .jad
JAD Document File
.JAD files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vnd.sun.j2me.app-descriptor.
- .jtd
JTD Document File
.JTD files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vnd.esmertec.theme-descriptor.
- .ksh
KSH Document File
.KSH files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/plain.
- .kwd
KWD Document File
.KWD files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.kde.kword.
- .kwt
KWT Document File
.KWT files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.kde.kword.
- .lhs
LHS Document File
.LHS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-literate-haskell.
- .ltx
LTX Document File
.LTX files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-tex.
- .lwp
LWP Document File
.LWP files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.lotus-wordpro.
- .mc2
MC2 Document File
.MC2 files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vnd.senx.warpscript.
- .miz
MIZ Document File
.MIZ files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/mizar.
- .moc
MOC Document File
.MOC files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-moc.
- .mpf
MPF Document File
.MPF files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vnd.ms-mediapackage.
- .odb
ODB Document File
.ODB files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.base.
- .odc
ODC Document File
.ODC files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.chart.
- .odf
ODF Document File
.ODF files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.formula.
- .odg
ODG Document File
.ODG files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.graphics.
- .odi
ODI Document File
.ODI files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.image.
- .odm
ODM Document File
.ODM files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.text-master.
- .odp
ODP Document File
.ODP files are presentation documents used primarily with OpenDocument software like LibreOffice Impress and Apache OpenOffice, providing a free alternative to proprietary formats.
- .ods
ODS Document File
.ODS files are spreadsheet documents used primarily by OpenOffice and LibreOffice, compatible with various platforms.
- .odt
ODT Document File
.ODT files are widely used for creating text documents and can be opened with various software across different platforms.
- .otc
OTC Document File
.OTC files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.chart-template.
- .otg
OTG Document File
.OTG files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.graphics-template.
- .oth
OTH Document File
.OTH files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.text-web.
- .oti
OTI Document File
.OTI files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.image-template.
- .otm
OTM Document File
.OTM files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.text-master-template.
- .otp
OTP Document File
.OTP files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.presentation-template.
- .ots
OTS Document File
.OTS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.spreadsheet-template.
- .ott
OTT Document File
.OTT files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.oasis.opendocument.text-template.
- .pas
PAS Document File
.PAS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-pascal.
- .pot
POT Document File
.POT files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/plain.
- .pps
PPS Document File
.PPS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.ms-powerpoint.
- .ppt
PPT Document File
.PPT files are presentation documents created by Microsoft PowerPoint, widely used for creating slideshows.
- .pub
PUB Document File
.PUB files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.exstream-package.
- .rst
RST Document File
.RST files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/prs.fallenstein.rst.
- .rtf
RTF Document File
.RTF files are versatile document files that can be opened with various word processors across different platforms.
- .rtx
RTX Document File
.RTX files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/richtext.
- .s1a
S1A Document File
.S1A files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.sealedmedia.softseal.pdf.
- .sam
SAM Document File
.SAM files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.lotus-wordpro.
- .sfv
SFV Document File
.SFV files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-sfv.
- .sgm
SGM Document File
.SGM files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/SGML.
- .shc
SHC Document File
.SHC files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/shaclc.
- .soa
SOA Document File
.SOA files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/dns.
- .sos
SOS Document File
.SOS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vnd.sosi.
- .spd
SPD Document File
.SPD files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.sealedmedia.softseal.pdf.
- .spo
SPO Document File
.SPO files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vnd.in3d.spot.
- .sty
STY Document File
.STY files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-tex.
- .sxc
SXC Document File
.SXC files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.sun.xml.calc.
- .sxi
SXI Document File
.SXI files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.sun.xml.impress.
- .sxw
SXW Document File
.SXW files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.sun.xml.writer.
- .tag
TAG Document File
.TAG files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/prs.lines.tag.
- .tex
TEX Document File
.TEX files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-tex.
- .tsv
TSV Document File
.TSV files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/tab-separated-values.
- .ttl
TTL Document File
.TTL files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/turtle.
- .uri
URI Document File
.URI files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/uri-list.
- .vcf
VCF Document File
.VCF files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vcard.
- .vcs
VCS Document File
.VCS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/x-vcalendar.
- .vfk
VFK Document File
.VFK files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vnd.exchangeable.
- .wiz
WIZ Document File
.WIZ files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/msword.
- .wml
WML Document File
.WML files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: text/vnd.wap.wml.
- .wpd
WPD Document File
.WPD files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.wordperfect.
- .wps
WPS Document File
.WPS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.ms-works.
- .xls
XLS Document File
.XLS files are spreadsheet documents created by Microsoft Excel, widely used for data organization and analysis.
- .clkw
CLKW Document File
.CLKW is a Clicker (Crick Software) pop-up word bank file. Open it with Clicker on Windows or macOS; other platforms typically require transferring the file to a supported desktop app.
- .csvs
CSVS Document File
.csvs is a CSV Schema Language file: a text-based schema that describes how to interpret a CSV dataset (columns, types, constraints, etc.). It is typically opened and edited in a code editor, and then used by tools that support CSV Schema.
- .curl
CURL Document File
.curl is most commonly a Curl® applet source/document file used by the Curl runtime environment (RTE) and identified on the web with the MIME type text/vnd.curl.
- .diff
DIFF Document File
.diff files are plain-text “diff/patch” documents that describe changes between files. You can open them in any text editor, and apply them with patch tools such as GNU patch or Git.
- .fb2
FictionBook 2.0
FB2 is an XML-based eBook format primarily used for storing fictional literature.
- .qtk
QuarkXPress Project Template
QTK files are template files used by QuarkXPress for creating new projects with predefined settings.
- .sti
StarOffice Presentation Template
.sti files are template files used by StarOffice, a discontinued office suite, for creating presentation documents.
- .xps
XPS Document File
.XPS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.ms-xpsdocument.
- .yml
YML Document File
.YML files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/yaml.
- .docm
DOCM Document File
.DOCM is a Microsoft Word macro-enabled document format (similar to .DOCX) that can contain VBA macros. Open it with a Word-compatible office suite, and treat macros as potentially unsafe unless you trust the source.
- .dotm
DOTM Document File
.DOTM is a Microsoft Word macro-enabled template file. It’s meant to be opened in Word as a template and can contain VBA macros, so treat it as potentially active content.
- .dotx
DOTX Document File
.DOTX is a Microsoft Word template file based on the Office Open XML (OOXML) standard. It’s used to create new Word documents with pre-set styles, layouts, and content.
- .eps2
EPS2 Document File
.EPS2 is most commonly an Encapsulated PostScript file (often described as Adobe Level 2 EPS). You can open or convert it with PostScript/EPS-capable tools such as Ghostscript-based viewers and converters.
- .eps3
EPS3 Document File
.EPS3 is typically an Encapsulated PostScript (EPS) Level 3 file, a PostScript-based format used to exchange graphics and print-ready artwork. You can open or convert it with EPS/PostScript tools such as Ghostscript and apps that import EPS.
- .epsf
EPSF Document File
.EPSF files are Encapsulated PostScript (EPS) files—PostScript programs packaged for embedding and printing, commonly used for vector graphics and page-layout workflows. They are typically opened or rendered with PostScript/EPS-capable tools such as Ghostscript-based viewers.
- .epsi
EPSI Document File
.epsi is an EPS (Encapsulated PostScript) file that includes an added, device-independent bitmap preview (usually low-resolution black-and-white) stored as PostScript comments.
- .gff3
GFF3 Document File
.gff3 is a text-based genome annotation file used to describe genomic features (genes, exons, CDS, etc.) in a standardized 9-column format. You can open it with genome browsers like IGV or with a plain-text editor for inspection.
- .hans
HANS Document File
.hans files are HANS text documents: 7-bit ASCII art intended for monospaced display. They open as plain text in virtually any text editor, and can also be viewed in a web browser if a monospaced font is used.
- .oxps
OXPS Document File
.OXPS files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/oxps.
- .potx
POTX Document File
.POTX files are used for reports, contracts, office collaboration, and formatted text workflows. Open them with office suites or document editors that support the format. This guide covers opening methods, troubleshooting, and security best practices. Common MIME type: application/vnd.openxmlformats-officedocument.presentationml.template.
- .rms
Rights Management Services File
RMS files are used to manage and protect digital rights for documents and emails.
- .mp
Multiplan Spreadsheet
The .mp file extension is associated with Multiplan, an early spreadsheet program developed by Microsoft.