The Wolfram Language can efficiently exchange data in all standard numerical formats—allowing convenient symbolic specification of data subsets and data elements.

"CSV" — comma-separated values (.csv)

"TSV" — tab-separated values (.tsv)

"XLS", "XLSX" — Excel spreadsheet format (.xls, .xlsx)

"HDF", "HDF5" — NCSA hierarchical data format (.hdf, .h5)

"NASACDF" — NASA common data format (.cdf)

"NetCDF" — Unidata scientific data format (.nc)

"GRIB" — GRIB scientific data format (.grb, .grib)

"DTA" — Stata database transport format (.dta)

"SAS7BDAT" — SAS database transport format (.sas7bdat)

"XPORT" — SAS interchange format (.stx, .xpt)

"SAV" — SPSS database transport format (.sav, .zsav)

"POR" — SPSS database transport format (.por)

"RData", "RDS" — R data format family import

"MTP" — Minitab portable format (.mtp)

"MAT" — MATLAB/Octave data format (.mat)

"MTX" — MatrixMarket sparse matrix format (.mtx)

"HarwellBoeing" — Harwell–Boeing sparse matrix formats (.rsa, .rua)

"MPS" — MPS linear programming system format (.mps)