Comma Separated Values

Writable

dataset

A comma-separated values (CSV) file stores tabular data (numbers and text) in plain text. Plain text means that the file is interpreted a sequence of characters, so that it is human-readable with a standard text editor. Each line of the file is a data record.

Identify it

Extensions	`.csv`
MIME types	`text/csvapplication/csvtext/x-csvapplication/x-csvtext/x-comma-separated-valuestext/comma-separated-values`
PRONOM	`x-fmt/18`
Wikidata	`Q935809`
Library of Congress	`fdd000323`

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Open it

AdminerOpen sourcereads and writes · Apache License
Apache SparkOpen sourcereads and writes · Apache Software License 2.0 / BSD licenses
Coding Analysis ToolkitOpen sourcewrites · GNU General Public License, version 3.0
Eclipse ChemClipseOpen sourcewrites · Eclipse Public License
ezlinavisOpen sourcewrites · MIT License
GephiOpen sourcereads and writes · GNU General Public License
GigaMeshOpen sourcewrites · GNU General Public License
HueOpen sourcewrites · Apache License
LibreOfficeOpen sourcereads and writes · MPL-2.0
LibreOffice CalcOpen sourcereads and writes · Mozilla Public License, version 2.0
MooseOpen sourcereads and writes · MIT License
mtsvOpen sourcereads and writes · MIT License
OpenJUMPOpen sourcereads and writes · GNU General Public License, version 2.0
OrbadaOpen sourcewrites · GNU General Public License
phpMyAdminOpen sourcereads and writes · GNU General Public License, version 2.0
Q123326Open sourcereads and writes · GNU General Public License, version 2.0 or later
Q141674390Open sourcereads and writes · Apache Software License 2.0 / MIT License
Q2025399Open sourcewrites · Eclipse Public License 2.0
Q220993Open sourcereads and writes · GNU General Public License, version 2.0 / GNU General Public License, version 3.0
Q3139598Open sourcereads and writes · GNU General Public License, version 2.0
Q387313Open sourcewrites · GNU General Public License / GNU Lesser General Public License / Mozilla Public License
Q902166Open sourcereads and writes · GNU General Public License, version 2.0 or later
SimThyrOpen sourcewrites · BSD licenses
SimulaBetaOpen sourcewrites · BSD licenses
SimulAdrenOpen sourcewrites · BSD licenses
SQL Database StudioOpen sourcereads and writes · Common Public License
TabulaOpen sourcewrites · MIT License
uMapOpen sourcereads and writes · WTFPL
VisiDataOpen sourcereads and writes · GNU General Public License, version 3.0
AlexandriaOpen sourcereads · GNU General Public License, version 2.0 or later
AnkiOpen sourcereads · GNU Affero General Public License, version 3.0 or later
anydocOpen sourcereads · MIT License
Apache DerbyOpen sourcereads · Apache Software License 2.0
Archaeological Recording KitOpen sourcereads · GNU General Public License, version 2.0 or later
CUBRIDOpen sourcereads · 3-clause BSD License / GNU General Public License, version 2.0 / GNU General Public License, version 3.0
CytoscapeOpen sourcereads · GNU Lesser General Public License
ELANOpen sourcereads · GNU General Public License / GNU General Public License, version 3.0
GENtleOpen sourcereads · GNU General Public License, version 2.0 or later
GGobiOpen sourcereads · BSD licenses / Common Public License / GNU General Public License
GNU Data LanguageOpen sourcereads · GNU General Public License, version 2.0

And 117 more in the JSON record.

Convert it

To	With	Fidelity	Command and losses
ePub Format	Pandoc	Partial	`pandoc -f csv -t epub in.csv -o out.epub` Document structure is kept; layout, styles and unsupported elements are lost.
Hypertext Markup Language	Pandoc	Partial	`pandoc -f csv -t html in.csv -o out.html` Document structure is kept; layout, styles and unsupported elements are lost.
Markdown	Pandoc	Partial	`pandoc -f csv -t markdown in.csv -o out.md` Document structure is kept; layout, styles and unsupported elements are lost.
Microsoft Excel for Windows 2007 onwards	LibreOffice	Partial	`soffice --headless --convert-to xlsx in.csv` Layout may shift; macros and some features are not kept.
Office Open XML Wordprocessing Document, ECMA-376 1st Edition	Pandoc	Partial	`pandoc -f csv -t docx in.csv -o out.docx` Document structure is kept; layout, styles and unsupported elements are lost.
OpenDocument	Pandoc	Partial	`pandoc -f csv -t odt in.csv -o out.odt` Document structure is kept; layout, styles and unsupported elements are lost.
OpenDocument Spreadsheet file format family	LibreOffice	Partial	`soffice --headless --convert-to ods in.csv` Layout may shift; macros and some features are not kept.
PDF	LibreOffice	Partial	`soffice --headless --convert-to pdf in.csv` Fixed layout: the document is no longer editable.
Plain Text File	Pandoc	Partial	`pandoc -f csv -t plain in.csv -o out.txt` Text only: all formatting is dropped.

Sources

From Converters (FFmpeg, ImageMagick, Pandoc, LibreOffice), Just Solve the File Format Problem (File Formats Wiki), PRONOM, Wikidata. Updated 2026-10-24.

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