adaltas/node-csv

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Full featured CSV parser with simple api and tested against large datasets.

Stars: 4.3k
Forks: 299
Open beginner issues: 0
Indexed issues: 46
Avg merge: 16h 19m
Merged PRs (30d): 1

Dominant language: JavaScript
License: MIT
Last GitHub push: Sep 6, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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46 open issues indexed

Any chance of backporting the fix to GHSA-8cw4-87c7-c6xx to v5? Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

adaltas/node-csv#506 · 2 reactions · Opened Sep 11, 2026
`escape_formulas` does not work with negative numbers Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

adaltas/node-csv#503 · Opened Sep 7, 2026
csv-stringify Browser ESM entry points pollute global types with Node types Open

Difficulty 2/5 1-3 hours Newbie friendliness 50/100

adaltas/node-csv#476 · 3 comments · Opened Jan 24, 2026
Add on_line callback Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 45/100

adaltas/node-csv#454 · 1 comment · Opened Apr 8, 2025
Question: how to mock with jest Open

Difficulty 3/5 1-2 days Newbie friendliness 20/100

adaltas/node-csv#450 · Opened Dec 19, 2024
Export stream interface for browsers (esm) Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 42/100

adaltas/node-csv#449 · 5 comments · 1 reaction · Opened Dec 9, 2024
Implement parse data from AsyncIterator Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 38/100

adaltas/node-csv#447 · 3 comments · 1 reaction · Opened Dec 4, 2024
Cannot parse from a stream in the browser Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

adaltas/node-csv#443 · 5 comments · Opened Nov 16, 2024
How to get the column headers? Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

adaltas/node-csv#436 · 4 comments · 1 reaction · Opened Aug 11, 2024
cvs-parse fails 'randomly' on multi-character column delimiter and row terminator Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

adaltas/node-csv#433 · 3 comments · Opened Jun 8, 2024
Support multiple quote characters when parsing Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

adaltas/node-csv#431 · 4 comments · Opened May 22, 2024
Taking too much energy and patience to navigate and understand the docs site Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

adaltas/node-csv#427 · 1 comment · 2 reactions · Opened Apr 24, 2024
Ignore comment lines for the from_line value Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 38/100

adaltas/node-csv#422 · Opened Mar 14, 2024
support headers as comment Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

adaltas/node-csv#419 · 3 comments · Opened Feb 10, 2024
Parse dot notation columns into nested objects Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 25/100

adaltas/node-csv#414 · 4 comments · 1 reaction · Opened Jan 24, 2024
Date parse bug Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

adaltas/node-csv#413 · 2 comments · Opened Dec 12, 2023
How can I convert json object with array to csv? Open

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

adaltas/node-csv#412 · 1 comment · Opened Dec 10, 2023
Error message when using vite Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

adaltas/node-csv#409 · Opened Dec 6, 2023
csv-parse stream will process the whole buffer even with back pressure. Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

adaltas/node-csv#408 · 6 comments · Opened Dec 6, 2023
CSV Parsing fail when extra cell with no column Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

adaltas/node-csv#406 · 1 comment · Opened Nov 20, 2023
a solution to repair rows when using columns Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

adaltas/node-csv#403 · 1 comment · Opened Nov 3, 2023
Request for a Reliable Transformer to Parse Large CSV Files in Browser Environment Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

adaltas/node-csv#398 · 5 comments · Opened Aug 16, 2023
"no-unresolved" flagged for import of `csv-stringify` Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

adaltas/node-csv#372 · 3 comments · 2 reactions · Opened Dec 1, 2022
Memory usage issue with stream-transform Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

adaltas/node-csv#361 · 8 comments · 3 reactions · Opened Sep 21, 2022
Build fails in CI "Property 'on' does not exist on type 'Parser'" Open

Looking for volunteers

Difficulty 3/5 1-2 days Newbie friendliness 35/100

adaltas/node-csv#357 · 5 comments · Opened Aug 8, 2022
Support N-x configuration for To option to skip trailer rows Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

adaltas/node-csv#356 · 8 comments · Opened Aug 5, 2022
Incorrect Call to transform() in Parse Recipe: Stream Pipe Example Open

Difficulty 1/5 Under an hour Newbie friendliness 45/100

adaltas/node-csv#348 · 1 comment · Opened Jun 26, 2022
Escape comma inside a column Open

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

adaltas/node-csv#346 · 14 comments · Opened Jun 17, 2022
`option.to` breaks the stream and exits the program Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

adaltas/node-csv#333 · 15 comments · 1 reaction · Opened Apr 8, 2022
`parse` with `{raw: true}` and windows line endings loses the newline Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

adaltas/node-csv#332 · Opened Apr 5, 2022
Issues with ignore_last_delimiters Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

adaltas/node-csv#330 · 9 comments · 1 reaction · Opened Mar 22, 2022
One CSV to Another and strip 0x00 characters Open

enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 32/100

adaltas/node-csv#329 · 3 comments · Opened Mar 17, 2022
Assign row number to each record Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

adaltas/node-csv#328 · 2 comments · Opened Mar 12, 2022
When streaming writes with nodejs, `csv-stringify` will return twice amount of quotations if the line contains nested json objects Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

adaltas/node-csv#326 · 3 comments · Opened Mar 2, 2022
Error parsing triggers: Cannot find module 'csv-parse/sync' Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

adaltas/node-csv#323 · 26 comments · 13 reactions · Opened Feb 22, 2022
Add an optional callback to ColumnOptions to allow custom formatting at the column level Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

adaltas/node-csv#322 · 1 comment · Opened Feb 9, 2022
Improve the documentation with code examples at https://csv.js.org Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 38/100

adaltas/node-csv#316 · 11 reactions · Opened Jan 3, 2022
Question: Is it possible to return raw record even for error rows in csv-parse? Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

adaltas/node-csv#292 · 5 comments · 1 reaction · Opened Sep 6, 2021
csv-stringify doesn't automatically quote strings with \r line endings Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

adaltas/node-csv#286 · 6 comments · 1 reaction · Opened Aug 9, 2021
angular stream import Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

adaltas/node-csv#285 · 2 comments · Opened Aug 5, 2021
Type declaration files missing for csv-stringify/lib/browser/sync Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

adaltas/node-csv#284 · 1 comment · 1 reaction · Opened Jul 30, 2021
Options type declaration is missing underlying stream properties Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

adaltas/node-csv#283 · 1 reaction · Opened Jul 26, 2021
Missing header in output when input has only header Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

adaltas/node-csv#274 · 9 comments · Opened Apr 15, 2021
Angular 8 ,inherits_browser.js:5 Uncaught TypeError: Cannot read property 'prototype' of undefined Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

adaltas/node-csv#266 · 1 comment · 1 reaction · Opened Jun 26, 2020
csv-parse minor version upgrade Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

adaltas/node-csv#255 · 3 comments · Opened Oct 6, 2019
Add support for WhatWG streams Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

adaltas/node-csv#242 · 12 comments · 4 reactions · Opened Feb 13, 2019

adaltas/node-csv

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