Registry table

The following formats are registered with FileIO:

Format NameextensionsIO librarydetection or magic number
JLD.jldloads and saves on all platforms with JLD(UInt8[0x4a, 0x75, 0x6c, 0x69, 0x61, 0x20, 0x64, 0x61, 0x74, 0x61, 0x20, 0x66, 0x69, 0x6c, 0x65, 0x20, 0x28, 0x48, 0x44, 0x46, 0x35, 0x29, 0x2c, 0x20, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20, 0x30, 0x2e, 0x30], UInt8[0x4a, 0x75, 0x6c, 0x69, 0x61, 0x20, 0x64, 0x61, 0x74, 0x61, 0x20, 0x66, 0x69, 0x6c, 0x65, 0x20, 0x28, 0x48, 0x44, 0x46, 0x35, 0x29, 0x2c, 0x20, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20, 0x30, 0x2e, 0x31])
JLD2.jld2loads and saves on all platforms with JLD2(UInt8[0x4a, 0x75, 0x6c, 0x69, 0x61, 0x20, 0x64, 0x61, 0x74, 0x61, 0x20, 0x66, 0x69, 0x6c, 0x65, 0x20, 0x28, 0x48, 0x44, 0x46, 0x35, 0x29, 0x2c, 0x20, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20, 0x30, 0x2e, 0x32], UInt8[0x48, 0x44, 0x46, 0x35, 0x2d, 0x62, 0x61, 0x73, 0x65, 0x64, 0x20, 0x4a, 0x75, 0x6c, 0x69, 0x61, 0x20, 0x44, 0x61, 0x74, 0x61, 0x20, 0x46, 0x6f, 0x72, 0x6d, 0x61, 0x74, 0x2c, 0x20, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20])
GZIP.gzloads and saves on all platforms with LibzUInt8[0x1f, 0x8b]
BSON.bsonloads and saves on all platforms with BSONonly extension
JLSO.jlsoloads and saves on all platforms with JLSOonly extension
RData.rda, .RData, .rdataloads with RData on all platformshas detection function
RDataSingle.rdsloads with RData on all platformshas detection function
AVSfld.fldloads and saves on all platforms with AVSfldIO"# AVS"
CSV.csvloads and saves on all platforms with CSVFilesonly extension
TSV.tsvloads and saves on all platforms with CSVFilesonly extension
Feather.featherloads and saves on all platforms with FeatherFiles"FEA1"
Excel.xls, .xlsxloads and saves on all platforms with ExcelFilesonly extension
Stata.dtaloads with StatFiles on all platformsonly extension
SPSS.savloads with StatFiles on all platforms"FL2"
SAS.sas7bdatloads with StatFiles on all platformsUInt8[0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc2, 0xea, 0x81, 0x60, 0xb3, 0x14, 0x11, 0xcf, 0xbd, 0x92, 0x08, 0x00, 0x09, 0xc7, 0x31, 0x8c, 0x18, 0x1f, 0x10, 0x11]
Parquet.parquetloads with ParquetFiles on all platforms"PAR1"
PBMBinary.pbmloads and saves on all platforms with ImageIO"P4"
loads and saves on all platforms with Netpbm
loads and saves on all platforms with ImageMagick
PGMBinary.pgmloads and saves on all platforms with ImageIO"P5"
loads and saves on all platforms with Netpbm
PPMBinary.ppmloads and saves on all platforms with ImageIO"P6"
loads and saves on all platforms with Netpbm
PBMText.pbmloads and saves on all platforms with ImageIO"P1"
loads and saves on all platforms with Netpbm
loads with ImageMagick on all platforms
PGMText.pgmloads and saves on all platforms with ImageIO"P2"
loads and saves on all platforms with Netpbm
loads with ImageMagick on all platforms
PPMText.ppmloads and saves on all platforms with ImageIO"P3"
loads and saves on all platforms with Netpbm
loads with ImageMagick on all platforms
NRRD.nrrd, .nhdrloads and saves on all platforms with NRRD"NRRD"
AndorSIF.sifloads with AndorSIF on all platforms"Andor Technology Multi-Channel File"
FLO.floloads and saves on all platforms with OpticalFlowUtils"PIEH"
CRW.crwloads and saves on all platforms with ImageMagickUInt8[0x49, 0x49, 0x1a, 0x00, 0x00, 0x00, 0x48, 0x45]
CUR.curloads and saves on all platforms with ImageMagickUInt8[0x00, 0x00, 0x02, 0x00]
DCX.dcxloads and saves on all platforms with ImageMagickUInt8[0xb1, 0x68, 0xde, 0x3a]
DOT.dotloads and saves on all platforms with ImageMagickUInt8[0xd0, 0xcf, 0x11, 0xe0, 0xa1, 0xb1, 0x1a, 0xe1]
EPS.epsloads and saves on all platforms with ImageMagickUInt8[0x25, 0x21, 0x50, 0x53, 0x2d, 0x41, 0x64, 0x6f]
saves with MimeWriter on all platforms
EXR.exrloads and saves on all platforms with ImageIOUInt8[0x76, 0x2f, 0x31, 0x01]
HDR.hdrloads and saves on all platforms with ImageMagickUInt8[0x23, 0x3f, 0x52, 0x41, 0x44, 0x49, 0x41, 0x4e]
ICO.icoloads and saves on all platforms with ImageMagickUInt8[0x00, 0x00, 0x01, 0x00]
INFO.infoloads and saves on all platforms with ImageMagickUInt8[0x7a, 0x62, 0x65, 0x78]
JP2.jp2loads and saves on all platforms with ImageMagickUInt8[0x00, 0x00, 0x00, 0x0c, 0x6a, 0x50, 0x20, 0x20]
PDB.pdbloads and saves on all platforms with ImageMagickUInt8[0x73, 0x7a, 0x65, 0x7a]
PDF.pdfloads and saves on all platforms with ImageMagickUInt8[0x25, 0x50, 0x44, 0x46]
saves with MimeWriter on all platforms
PGM.pgmloads and saves on all platforms with ImageMagickUInt8[0x50, 0x35, 0x0a]
PSD.psdloads and saves on all platforms with ImageMagickUInt8[0x38, 0x42, 0x50, 0x53]
RGB.rgbloads and saves on all platforms with ImageMagickUInt8[0x01, 0xda, 0x01, 0x01, 0x00, 0x03]
WMF.wmfloads and saves on all platforms with ImageMagickUInt8[0xd7, 0xcd, 0xc6, 0x9a]
WPG.wpgloads and saves on all platforms with ImageMagickUInt8[0xff, 0x57, 0x50, 0x43]
Imagine.imagineloads and saves on all platforms with ImagineFormat"IMAGINE"
TGA.tgaloads and saves on all platforms with QuartzImageIOonly extension
loads and saves on all platforms with ImageMagick
GIF.gifloads and saves on all platforms with QuartzImageIOUInt8[0x47, 0x49, 0x46, 0x38]
loads and saves on all platforms with ImageMagick
PNG.pngloads and saves on all platforms with ImageIOUInt8[0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a]
loads and saves on all platforms with QuartzImageIO
loads and saves on all platforms with ImageMagick
saves with MimeWriter on all platforms
JPEG.jpeg, .jpg, .JPGloads and saves on all platforms with QuartzImageIOUInt8[0xff, 0xd8, 0xff]
loads and saves on all platforms with ImageMagick
BMP.bmploads and saves on all platforms with QuartzImageIOUInt8[0x42, 0x4d]
loads and saves on all platforms with ImageMagick
PCX.pcxloads and saves on all platforms with ImageMagick(UInt8[0x0a, 0x02], UInt8[0x0a, 0x05])
SVG.svgsaves with MimeWriter on all platformsonly extension
SIXEL.sixel, .sixloads and saves on all platforms with SixelUInt8[0x1b, 0x50, 0x71]
loads and saves on all platforms with ImageMagick
AVI.aviloads and saves on all platforms with ImageMagickhas detection function
loads and saves on all platforms with VideoIO
MP4.mp4loads and saves on all platforms with VideoIOhas detection function
OGG.ogg, .ogvloads and saves on all platforms with VideoIOUInt8[0x4f, 0x67, 0x67, 0x53]
loads and saves on all platforms with LibSndFile
MATROSKA.mkv, .mks, .webmloads and saves on all platforms with VideoIOUInt8[0x1a, 0x45, 0xdf, 0xa3]
OBJ.objloads and saves on all platforms with MeshIOonly extension
PLY_ASCII.plyloads and saves on all platforms with MeshIO"ply\nformat ascii 1.0"
PLY_BINARY.plyloads and saves on all platforms with MeshIO"ply\nformat binary_little_endian 1.0"
2DM.2dmloads and saves on all platforms with MeshIO"MESH2D"
OFF.offloads and saves on all platforms with MeshIO"OFF"
MSH.mshloads and saves on all platforms with MeshIOonly extension
OUT.outloads and saves on all platforms with BundlerIO"# Bundle file v0.3\n"
GSLIB.gslib, .sgemsloads and saves on all platforms with GslibIOonly extension
WAV.wavloads and saves on all platforms with WAVhas detection function
loads and saves on all platforms with LibSndFile
FLAC.flacloads and saves on all platforms with FLAC"fLaC"
loads and saves on all platforms with LibSndFile
JLPROF.jlprofloads and saves on all platforms with FlameGraphsUInt8[0x4a, 0x4c, 0x50, 0x52, 0x4f, 0x46, 0x01, 0x00]
bedGraph.bedgraphloads and saves on all platforms with BedgraphFileshas detection function
TIFF.tiff, .tifloads and saves on all platforms with ImageIOhas detection function
loads and saves on all platforms with QuartzImageIO
loads and saves on all platforms with ImageMagick
OMETIFF.tif, .tiffloads and saves on all platforms with OMETIFFhas detection function
h5mu.h5muloads and saves on all platforms with Muonhas detection function
HDF5.h5, .hdf5loads and saves on all platforms with HDF5has detection function
h5ad.h5adloads and saves on all platforms with Muonhas detection function
STL_ASCII.stl, .STLloads and saves on all platforms with MeshIOhas detection function
STL_BINARY.stl, .STLloads and saves on all platforms with MeshIOhas detection function
FITS.fit, .fits, .fts, .FIT, .FITS, .FTSloads and saves on all platforms with FITSIOUInt8[0x53, 0x49, 0x4d, 0x50, 0x4c, 0x45, 0x20, 0x20, 0x3d, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x54]
Gadget2.gadget2, .Gadget2, .GADGET2loads and saves on all platforms with AstroIOhas detection function
RawArray.raloads and saves on all platforms with RawArrayUInt8[0x61, 0x72, 0x61, 0x77, 0x72, 0x72, 0x79, 0x61]
MetaImage.mhdloads and saves on all platforms with MetaImageFormat"ObjectType"
vegalite.vegaliteloads and saves on all platforms with VegaLiteonly extension
vega.vegaloads and saves on all platforms with Vegaonly extension
saves with VegaLite on all platforms
FCS.fcsloads and saves on all platforms with FCSFiles"FCS"
HTML.html, .htmsaves with MimeWriter on all platformsonly extension
MIDI.mid, .midi, .MIDloads and saves on all platforms with MIDI"MThd"