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npm · #2879 most downloaded on npm
CSV parser and writer
Last release 5 months ago
06 May 2026
Ships unpredictably
gaps range from 2 weeks to 3.1 years
Nearly every release is documented
notes for 56 of the last 60 stable releases
Nothing withdrawn
no release was ever pulled
14 years old
76 releases · first in 2012
Fixed misspelling of delimiter #40
delimiter #40Added transform support to formatters
createWriteStream you can now you the transform method to specify a row transformer.transform option.One column per quarter.
You can now specify objectMode when parsing a csv which will cause data events to have an object emitted.
objectMode when parsing a csv which will cause data events to have an object emitted.createWriteStreamFixed issue where not all rows are emitted when using pause and resume
pause and resumeAdded more fine grained control to .pause and .resume
.pause and .resume
Add new createWriteStream for creating a streaming csv writer
createWriteStream for creating a streaming csv writerFixed issue with having line breaks containing \r\n
\r\nFixed issue with \r line break in parser
\r line break in parserRemoved support for having two quote types instead it just supports a single quote and escape sequence. Source code (zip)
Fixed issue with formatter handling undefined or null values.
Added trim, ltrim, and rtrim to parsing options
Nothing published for this version
Nothing published for this version
Nothing published for this version
Nothing published for this version
Nothing published for this version
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