File formats supported in Smartcat

Understand the wide variety of file formats supported by Smartcat for translation, from Microsoft Office and Open Office formats to hypertext, desktop publishing, and localization files. Learn about the upload process, unsupported formats, and security measures for an efficient and secure translation workflow.

Smartcat supports a wide variety of bilingual and monolingual files. It detects each file’s format automatically.

Simply drag and drop your files or select them when creating a new translation task or project.

If your file format isn’t supported the error message will be displayed and the file won’t get uploaded.

Supported file formats

Microsoft Office

  • DOC/DOCX

  • XLS/XLSX

  • PPT/PPTX

  • PPS/PPSX

  • POT/POTX

  • PPT

Please note that Microsoft Office formats are proprietary and complex. While we strive to provide as much compatibility as possible, some post-processing may be required for translated documents.

Open Office

  • ODT

  • ODP

Text

  • TXT

  • RTF

Hypertext, source code

  • HTML

  • XHTML

  • PHP

Bilingual interchange formats

  • XLIFF (XLF) 1.2 and 2.0

  • SDLXLIFF

  • MQXLIFF

  • SDLXLIFF

  • XLIFF files from Articulate Rise 360

  • PO

  • TTX

Desktop publishing

  • PDF

  • MIF

  • IDML (Adobe Indesign)

Technical writing

  • DITA XML

  • HELP+MANUAL XML

Localization

  • XML

  • Android XML

  • RESX

  • DTD

  • JSON

  • TJSON

  • YML

  • INC

  • INX

  • MIF

  • STRINGS

  • PROPERTIES

Video file formats

  • mp4

  • mpeg

  • avi

  • mov

  • 3gp

  • 3g2

  • flv

  • m2v

  • m4v

  • mkv

  • mpg

  • ogv

  • qt

  • ts

  • vob

  • wmv

Audio file formats

  • mp3

  • wa

  • wma

  • mp2

  • ogg

  • aac

  • flac

  • m2a

Subtitle file formats

  • SRT

  • VTT

Images (powered by OCR)

  • JPG/JPEG

  • TIF/TIFF

  • BMP

  • PNG

  • GIF

  • DJVU/DJV

  • DCX

  • PCX

  • JP2

  • JPC

  • JFIF

  • JB2

 Packages

  • TTX

  • SDLPPX / SDLRPX

  • ZIP

  • WSXZ

Unsupported file formats

  • CSV

  • FM

  • AI (Adobe Illustrator)

  • INDD but you can upload an IDML file instead

To help you avoid security risks, certain files, such as executable files and scripts, are also restricted from being uploaded.

Smartcat blocks files with the following extensions from being uploaded:

ade, adp, apk, app, appx, appxbundle, asp, aspx, asx, bas, bat, cab, cer, chm, cmd, cnt, com, cpl, crt, csh, der, diagcab, dll, dmg, exe, fxp, gadget, grp, hlp, hpj, hta, htc, inf, ins, iso, isp, its, jar, jnlp, js, jse, ksh, lib, lnk, mad, maf, mag, mam, maq, mar, mas, mat, mau, mav, maw, mcf, mda, mdb, mde, mdt, mdw, mdz, msc, msh, msh1, msh1xml, msh2, msh2xml, mshxml, msi, msix, msixbundle, msp, mst, msu, nsh, ops, osd, pcd, pif, pl, plg, prf, prg, printerexport, ps1, ps1xml, ps2, ps2xml, psc1, psc2, psd1, psdm1, pst, py, pyc, pyo, pyw, pyz, pyzw, reg, scf, scr, sct, sh, shb, shs, sys, theme, tmp, url, vb, vbe, vbp, vbs, vhd, vhdx, vsmacros, vsw, vxd, webpnp, website, ws, wsc, wsf, wsh, xbap, xll, xnk.