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uutils

20 indexed repositories · View on GitHub

coreutils
Cross-platform Rust rewrite of the GNU coreutils

Rust · 24136 stars
findutils
Rust implementation of findutils

Rust · 649 stars
diffutils
Drop-in replacement of diffutils in Rust

Rust · 276 stars
util-linux
Rust reimplementation of the util-linux project

Rust · 219 stars
grep
A Rust implementation of GNU Grep

Rust · 130 stars
platform-info
A cross-platform way to get information about your machine

Rust · 129 stars
procps
Rust reimplementation of the procps project

Rust · 116 stars
sed
Rewrite of sed in Rust

Rust · 106 stars
tar
Rust implementation of tar

Rust · 49 stars
parse_datetime
Parses a relative time string and returns a jiff::Zoned object

Rust · 37 stars
hostname
Rust reimplementation of the hostname project

Rust · 34 stars
coreutils-tracking

Python · 34 stars
num-prime
Generic and optimized primality test, factorization and various number theoretic functions with arbitrary precision based on `num`.

Rust · 33 stars
awk
WIP drop-in replacement of gawk.

Rust · 27 stars
acl
Rust reimplementation of the acl project

Rust · 25 stars
uutils.github.io
Sources for uutils.github.io

CSS · 18 stars
shadow
Memory-safe Rust reimplementation of Linux shadow-utils (useradd, passwd, groupadd, etc.)

Rust · 15 stars
uutils-term-grid

Rust · 12 stars
bsdutils

Rust · 12 stars
coreutils-l10n
Translations of the Rust coreutils

Fluent · 6 stars

Beginner friendly Everything

Open All

unexpand: a plain over-large `--tabs`/`-t` value overflows (overflow-checks) or runs away (release) in the tab-conversion output path Open

U - unexpand

Difficulty 3/5 1-2 days Newbie friendliness 74/100

uutils/coreutils#14378 · Opened Sep 4, 2026
sort aborts instead of exiting non-zero when a temp-file write fails during external-sort spill Open

U - sort

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

uutils/coreutils#14377 · Opened Sep 4, 2026
Improper sed -i Behavior Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

uutils/sed#549 · 1 comment · 1 reaction · Opened Sep 3, 2026
tests: cargo test doesn't run stty tests Open

U - stty

Difficulty 2/5 1-3 hours Newbie friendliness 75/100

uutils/coreutils#14370 · Opened Sep 3, 2026
uudoc: add a feature to write mans and completions to the directory Open

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

uutils/coreutils#14363 · Opened Sep 3, 2026
security: malicious commands can exhaust resources of the host os Open

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

uutils/uutils.github.io#78 · 2 comments · Opened Sep 2, 2026
tail: arithmetic overflow (overflow-checks) on `-c -N` with N = 2^63 (i64::MIN negate) Open

U - tail

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

uutils/coreutils#14353 · Opened Sep 2, 2026
date: case flags ^ and # don't match GNU on %c %p %P %r %Z Open

U - date

Difficulty 3/5 1-2 days Newbie friendliness 84/100

uutils/coreutils#14351 · Opened Sep 2, 2026
Share the `metadata(path, follow)` leaf Open

Difficulty 4/5 3-5 days Newbie friendliness 68/100

uutils/coreutils#14344 · Opened Sep 1, 2026
ls and other tools run more statx syscalls then needed Open

U - ls

Difficulty 4/5 3-5 days Newbie friendliness 72/100

uutils/coreutils#14343 · Opened Sep 1, 2026
cp and copydir shared loop drift Open

U - cp

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

uutils/coreutils#14342 · Opened Sep 1, 2026
pr: flag -t behaviour different than in GNU pr Open

U - pr

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

uutils/coreutils#14334 · 2 comments · Opened Aug 31, 2026
Implement `resizepart` Open

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

uutils/util-linux#638 · Opened Aug 31, 2026
diff&cmp not suitable to be called as library functions. Open

Difficulty 4/5 3-5 days Newbie friendliness 64/100

uutils/diffutils#280 · Opened Aug 31, 2026
mv: two self-referential symlinks cause very long runtime Open

U - mv

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

uutils/coreutils#14285 · Opened Aug 30, 2026
test_retry_descriptor_detects_truncation intermittent failure Open

U - tail

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

uutils/coreutils#14284 · Opened Aug 30, 2026
cp --sparse=always file /dev/stdout fails while GNU succeeds Open

U - cp

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

uutils/coreutils#14283 · Opened Aug 30, 2026
hostname: hostname doesn't accept invalid utf-8 Open

U - hostname

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

uutils/coreutils#14276 · 5 comments · Opened Aug 30, 2026
Translations keep getting reverted in Weblate Open

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

uutils/coreutils-l10n#32 · Opened Aug 30, 2026
copy_buffer_does_not_touch_its_pages intermittent failure Open

U - dd

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

uutils/coreutils#14251 · Opened Aug 29, 2026
Back-references are rejected in byte (C locale) mode Open

good first issue

Difficulty 4/5 3-5 days Newbie friendliness 65/100

uutils/sed#543 · Opened Aug 29, 2026
--posix should disable the GNU regular expression escapes (\? \+ \| \w \s) Open

Difficulty 3/5 1-2 days Newbie friendliness 72/100

uutils/sed#542 · Opened Aug 29, 2026
Ranges: a numeric first address that has already been passed never latches Open

Difficulty 3/5 1-2 days Newbie friendliness 72/100

uutils/sed#541 · 1 comment · Opened Aug 29, 2026
human readable sizes ignore the locale decimal separator, which breaks du -h | sort -h Open

U - du U - ls U - numfmt

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

uutils/coreutils#14232 · Opened Aug 29, 2026
test_lines_option_max_u16_no_overflow intermittent failure Open

U - more

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

uutils/coreutils#14231 · Opened Aug 29, 2026
Rename `Settings` structs to `Options` for consistency Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

uutils/coreutils#14227 · 2 comments · 1 reaction · Opened Aug 29, 2026
comm: "- -" deadlocks Open

U - comm

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

uutils/coreutils#14219 · 2 comments · Opened Aug 28, 2026
cp: derivation from gnu cp behavior Open

U - cp

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

uutils/coreutils#14175 · Opened Aug 27, 2026
env: -v / -vv don't trace environment changes Open

U - env

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

uutils/coreutils#14171 · Opened Aug 27, 2026
dd: a zero factor no longer short-circuits the multiplier Open

U - dd

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

uutils/coreutils#14160 · Opened Aug 26, 2026
s/// replacement: implement the \U \L \u \l \E case-conversion escapes Open

good first issue

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

uutils/sed#540 · 1 comment · Opened Aug 26, 2026
Change internal representation of commands into an `enum` Open

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

uutils/sed#538 · Opened Aug 26, 2026
seq -w: positive exponents in scientific-notation operands produce wrong padding width (leading zero not cancelled) Open

U - seq

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

uutils/coreutils#14153 · 1 comment · Opened Aug 26, 2026
sort / Sorting order differs from gnusort (CR/FF) Open

U - sort

Difficulty 3/5 1-2 days Newbie friendliness 72/100

uutils/coreutils#14119 · 1 comment · Opened Aug 24, 2026
Manpages' synopses are confusing Open

Difficulty 3/5 1-2 days Newbie friendliness 65/100

uutils/coreutils#14086 · 2 comments · Opened Aug 22, 2026
Adjust record separator when --zero-terminated is specified Open

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

uutils/sed#530 · Opened Aug 19, 2026
`ls -l` nlink-column padding grows linearly with file count when listed files have POSIX ACLs Open

U - ls

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

uutils/coreutils#14026 · 3 comments · Opened Aug 19, 2026
GNU test suite compatibility graph seems incorrect Open

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

uutils/coreutils#14002 · 2 comments · Opened Aug 18, 2026
Fixing flaky cut bounded memory test Open

U - cut

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

uutils/coreutils#13990 · Opened Aug 17, 2026
sdiff: implement the `|` marker for changed lines Open

Difficulty 3/5 1-2 days Newbie friendliness 76/100

uutils/diffutils#272 · Opened Aug 15, 2026
ls on Linux displays non-ASCII characters as escape sequences when LC_ALL is not set Open

U - ls

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

uutils/coreutils#13964 · 3 comments · Opened Aug 15, 2026
Implement `rename` Open

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

uutils/util-linux#629 · Opened Aug 15, 2026
Using uutils stdbuf will eventually cause you to run out of inodes in `$TMPDIR` Open

U - stdbuf

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

uutils/coreutils#13939 · 3 comments · Opened Aug 14, 2026
numfmt panics (str char-boundary) on a number using a multibyte locale decimal separator before a multibyte char and a suffix Open

U - numfmt

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

uutils/coreutils#13937 · Opened Aug 14, 2026
diff: `-y` draws the gutter marker at the wrong column unless the gutter is 3 or 4 columns wide Open

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

uutils/diffutils#269 · Opened Aug 13, 2026
RUSTSEC-2026-0253: Potential use-after-free due to lack of panic safety in `LruCache::pop()` Open

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

uutils/num-prime#105 · Opened Aug 12, 2026
minorbug(dd): status= errors not quoted Open

U - dd

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

uutils/coreutils#13868 · Opened Aug 11, 2026
bug(printf): big hex values, lead to mismatch in outputs last two digits when paired with rounding Open

U - printf

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

uutils/coreutils#13867 · 1 comment · Opened Aug 11, 2026
bug(printf): %.a with hex large values lead to output mismatch between gnu and uu Open

U - printf

Difficulty 3/5 1-2 days Newbie friendliness 66/100

uutils/coreutils#13866 · 1 comment · Opened Aug 11, 2026
ci: "Cannot delete asset from an immutable release" errors after merging PRs Open

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

uutils/coreutils#13839 · 8 comments · Opened Aug 10, 2026

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