Repository Issues

mholt/PapaParse

Fast and powerful CSV (delimited text) parser that gracefully handles large files and malformed input

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Stars
 (13,542 stars)
Forks
 (1,184 forks)
Indexed issues
 (22 indexed issues)
open beginner issues
 (21 open beginner issues)
Latest indexed
Aug 14, 2026
Last GitHub push
Aug 13, 2026
License
MIT License
Contributing guide
No contributing guide
Code of conduct
No code of conduct
Dominant language
JavaScript
PR merge metrics
 (Avg merge 18h) (1 merged PR in 30d)
Beginner labels
help wantedgood first issue

Issues

21 open indexed issues

Open
Automatic CSV delimiter detection
enhancementhelp wantedv6-todo
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #1081 · Jan 12, 2025 · JavaScript · 13,542 stars

2 comments3 reactions0 assignees
Open
Option to Disable Auto-Escaping During Parsing
enhancementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #1039 · Feb 9, 2024 · JavaScript · 13,542 stars

3 comments1 reaction0 assignees
Open
Support asynchronous iteration?
enhancementhelp wanted
Why recommendedNo assignee yet · No comments yet
No assignee yetNo comments yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #957 · Oct 28, 2022 · JavaScript · 13,542 stars

0 comments5 reactions0 assignees
Open
Feature Request: Deno Support
enhancementhelp wantedneeds tests
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #814 · Jun 30, 2020 · JavaScript · 13,542 stars

2 comments1 reaction0 assignees
Open
ES6 module for PapaParse
api changeenhancementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #813 · Jun 30, 2020 · JavaScript · 13,542 stars

7 comments22 reactions0 assignees
Open
timeout for download
help wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #786 · Apr 21, 2020 · JavaScript · 13,542 stars

1 comment0 reactions0 assignees
Open
Missing quotes when parsing.
help wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #712 · Oct 2, 2019 · JavaScript · 13,542 stars

4 comments0 reactions0 assignees
Open
Nodejs stream - support object mode
help wantednodejs support
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #652 · Apr 1, 2019 · JavaScript · 13,542 stars

1 comment0 reactions0 assignees
Open
preview + step never completes
help wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #618 · Jan 21, 2019 · JavaScript · 13,542 stars

3 comments3 reactions0 assignees
Open
Issue with "," in the header
gremlin-modehelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #600 · Nov 27, 2018 · JavaScript · 13,542 stars

4 comments0 reactions0 assignees
Open
Streaming to unparse or csv file.
enhancementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #568 · Sep 19, 2018 · JavaScript · 13,542 stars

1 comment5 reactions0 assignees
Open
Add support for URL downloading in NodeJS
help wantednodejs support
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #552 · Aug 13, 2018 · JavaScript · 13,542 stars

2 comments1 reaction0 assignees
Open
ReadableStream support
help wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #550 · Aug 9, 2018 · JavaScript · 13,542 stars

2 comments9 reactions0 assignees
Open
Quote only strings and not numbers
enhancementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #532 · Jul 5, 2018 · JavaScript · 13,542 stars

3 comments0 reactions0 assignees
Open
Wrong row reported for `InvalidQuotes`
help wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #432 · Nov 8, 2017 · JavaScript · 13,542 stars

3 comments0 reactions0 assignees
Open
encode null/missing values in unparse
good first issuehelp wantedsuggestion
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #350 · Oct 17, 2016 · JavaScript · 13,542 stars

5 comments0 reactions0 assignees
Open
Translation of error messages
enhancementhelp wanted
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #348 · Sep 22, 2016 · JavaScript · 13,542 stars

7 comments4 reactions0 assignees
Open
Upgrade XHR to use the fetch API
help wantedsuggestion
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this month

mholt / PapaParse · #182 · Mar 13, 2015 · JavaScript · 13,542 stars

4 comments2 reactions0 assignees