JuliaData/CSV.jl

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Utility library for working with CSV and other delimited files in the Julia programming language

Stars: 506
Forks: 150
Open beginner issues: 0
Indexed issues: 36
Avg merge: 4d 16h
Merged PRs (30d): 7

Dominant language: Julia
License: No license data
Last GitHub push: Sep 15, 2026
Latest indexed: Sep 18, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

Beginner friendly Everything

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36 open issues indexed

Keywords to ignore leading and trailing delimiters Open

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

JuliaData/CSV.jl#1162 · 2 comments · Opened Jul 21, 2025
columns with Int starting with padded zero detected as Int Open

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

JuliaData/CSV.jl#1156 · Opened Mar 3, 2025
[feature request] add option to add a rownumber column Open

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

JuliaData/CSV.jl#1155 · Opened Feb 21, 2025
Non-US number formats: `delim = ','` is not handled well Open

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

JuliaData/CSV.jl#1150 · 3 comments · Opened Dec 17, 2024
Wishlist : import percent or currency formatted data Open

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

JuliaData/CSV.jl#1147 · Opened Nov 24, 2024
Use PrettyTables.jl in CSV.File for a friendlier experience Open

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

JuliaData/CSV.jl#1142 · Opened Sep 11, 2024
`Date` types should not be inferred from column Open

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

JuliaData/CSV.jl#1131 · Opened Apr 2, 2024
CSV.Chunks splits file into uneven chunks Open

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

JuliaData/CSV.jl#1122 · Opened Feb 13, 2024
`emptyvalue` keyword option Open

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

JuliaData/CSV.jl#1120 · Opened Dec 12, 2023
"Missing" Values Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

JuliaData/CSV.jl#1107 · 2 comments · Opened Aug 11, 2023
Configurable max inline string length Open

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

JuliaData/CSV.jl#1102 · Opened Jul 7, 2023
There is no clear method reading non-UTF8 gzipped file in example Open

documentation

Difficulty 2/5 1-3 hours Newbie friendliness 58/100

JuliaData/CSV.jl#1091 · Opened May 30, 2023
Do not convert quoted cells Open

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

JuliaData/CSV.jl#1086 · Opened May 5, 2023
Invalidations when loading DataFrames Open

performance

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

JuliaData/CSV.jl#1061 · Opened Dec 14, 2022
CSV.Chunks API Open

design documentation

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

JuliaData/CSV.jl#1049 · Opened Oct 30, 2022
CSV.Chunks possible memory leak Open

performance

Difficulty 4/5 3-5 days Newbie friendliness 48/100

JuliaData/CSV.jl#1048 · 1 comment · Opened Oct 30, 2022
Dates not automatically parsed if they can be integers Open

documentation

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

JuliaData/CSV.jl#1040 · 3 comments · Opened Oct 21, 2022
Find a way to provide a way specify a row iterator via regex w/ named fields Open

new feature

Difficulty 5/5 Over a week Newbie friendliness 20/100

JuliaData/CSV.jl#1031 · Opened Oct 7, 2022
Please provide a way to sink to a standard Matrix without Tables or Dataframes Open

new feature

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

JuliaData/CSV.jl#1030 · 3 comments · 1 reaction · Opened Oct 6, 2022
Allow `Any` type in column Open

new feature

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

JuliaData/CSV.jl#1027 · 14 comments · Opened Sep 24, 2022
Ability to pass `UInt16` or `compress=true` for `PooledArray`s Open

new feature

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

JuliaData/CSV.jl#1013 · Opened Jul 27, 2022
Keyword argument consistency: missingstring -> missingstrings Open

improvement

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

JuliaData/CSV.jl#998 · 1 comment · Opened Apr 8, 2022
Memory Consumption of CSV.Rows with ZipFile Open

performance

Difficulty 4/5 3-5 days Newbie friendliness 48/100

JuliaData/CSV.jl#997 · 1 comment · 1 reaction · Opened Apr 3, 2022
Prettier (or custom) `normalizenames` behaviour? Open

improvement

Difficulty 5/5 Over a week Newbie friendliness 30/100

JuliaData/CSV.jl#993 · 1 comment · Opened Mar 17, 2022
Allow lazy materialization of iterated CSV.Chunks Open

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

JuliaData/CSV.jl#970 · 2 comments · Opened Jan 24, 2022
Request: Mode in which quoted fields always remain as Strings Open

new feature

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

JuliaData/CSV.jl#967 · Opened Jan 18, 2022
Feature request: Handle multiple, different delimiters in a file Open

new feature

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

JuliaData/CSV.jl#956 · 2 comments · Opened Dec 29, 2021
Need a feature to handle an extra unit row Open

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

JuliaData/CSV.jl#936 · 1 comment · Opened Oct 23, 2021
Relax type restrictions on delim Open

new feature

Difficulty 4/5 3-5 days Newbie friendliness 32/100

JuliaData/CSV.jl#857 · 1 comment · Opened Jul 19, 2021
optional argument specifying initializers for missing values Open

new feature

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

JuliaData/CSV.jl#844 · 3 comments · Opened Jun 13, 2021
Yet another feature request: Chunks but for groups Open

new feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

JuliaData/CSV.jl#841 · 1 comment · Opened Jun 7, 2021
Feature request: Additional header parsing control Open

new feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

JuliaData/CSV.jl#840 · 3 comments · Opened May 28, 2021
Don't warn on dropped last column with trailing delimiter Open

new feature

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

JuliaData/CSV.jl#793 · 6 comments · Opened Dec 16, 2020
Add option for FWF reader and writer Open

new feature

Difficulty 5/5 Over a week Newbie friendliness 20/100

JuliaData/CSV.jl#601 · 6 reactions · Opened Apr 15, 2020
Allow user-provided row and field error callback functions for custom error handling Open

new feature

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

JuliaData/CSV.jl#522 · 5 comments · Opened Oct 27, 2019
Add a types header Open

help wanted new feature

Difficulty 5/5 Over a week Newbie friendliness 30/100

JuliaData/CSV.jl#380 · 8 comments · 2 reactions · Opened Jan 26, 2019

JuliaData/CSV.jl

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