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https://github.com/rust-lang/regex

automata automaton dfa nfa regex regex-engine regex-parser regex-syntax regexp regular-expressions rust

Score: 36.152981540614384

Last synced: about 16 hours ago
JSON representation

Repository metadata:

An implementation of regular expressions for Rust. This implementation uses finite automata and guarantees linear time matching on all inputs.


Owner metadata:


GitHub Events

Total
Last Year

Committers metadata

Last synced: 1 day ago

Total Commits: 1,458
Total Committers: 212
Avg Commits per committer: 6.877
Development Distribution Score (DDS): 0.286

Commits in past year: 78
Committers in past year: 14
Avg Commits per committer in past year: 5.571
Development Distribution Score (DDS) in past year: 0.231

Name Email Commits
Andrew Gallant j****m@g****m 1041
Alex Crichton a****x@a****m 53
defuz d****t@g****m 9
Sean b****r@g****m 8
tiehuis m****s@g****m 7
Pascal Hertleif k****p@g****m 7
Robin Stocker r****r@a****m 7
Markus Westerlind m****d@d****m 6
ethanpailes e****s@t****u 6
Yuri Astrakhan Y****n@g****m 6
Elie ROUDNINSKI x****x@g****m 5
Steve Klabnik s****e@s****m 5
Alex Touchet a****t@o****m 5
Jeremy Stucki s****y@g****m 5
Ethan Pailes e****s@g****m 5
Håvar Nøvik h****k@g****m 4
Huon Wilson d****b@g****m 4
Hiroki Kobayashi 3****4 4
Leachim 3****m 4
Lukas Lueg l****g@g****m 4
Valentin Gatien-Baron v****n@g****m 4
bluss b****s 4
mcarton c****t@g****m 4
Brose Johnstone b****l 4
Josh Stone j****e@r****m 4
Robert Straw d****b@f****m 3
Robert Clipsham r****t@o****m 3
Matthew Krupcale m****e@m****m 3
Manish Goregaokar m****l@g****m 3
Prearo, Andrea a****o@c****m 3
and 182 more...

Issue and Pull Request metadata

Last synced: 1 day ago

Total issues: 234
Total pull requests: 243
Average time to close issues: about 1 year
Average time to close pull requests: 2 months
Total issue authors: 185
Total pull request authors: 112
Average comments per issue: 5.52
Average comments per pull request: 1.66
Merged pull request: 106
Bot issues: 0
Bot pull requests: 0

Past year issues: 29
Past year pull requests: 61
Past year average time to close issues: 29 days
Past year average time to close pull requests: 21 days
Past year issue authors: 23
Past year pull request authors: 35
Past year average comments per issue: 1.76
Past year average comments per pull request: 0.97
Past year merged pull request: 23
Past year bot issues: 0
Past year bot pull requests: 0

More stats: https://issues.ecosyste.ms/repositories/lookup?url=https://github.com/rust-lang/regex

Top Issue Authors

  • BurntSushi (25)
  • orlp (6)
  • decathorpe (4)
  • bhao-Soo (4)
  • RReverser (3)
  • CAD97 (3)
  • plusvic (3)
  • vthib (2)
  • addisoncrump (2)
  • tmccombs (2)
  • vorner (2)
  • demurgos (2)
  • bobrik (2)
  • DemiMarie (2)
  • nwalfield (2)

Top Pull Request Authors

  • BurntSushi (61)
  • nyurik (10)
  • addisoncrump (6)
  • Lucretiel (4)
  • Licheam (4)
  • plusvic (4)
  • fyrsta7 (3)
  • lucab (3)
  • israel4435-design (3)
  • decathorpe (3)
  • tmccombs (2)
  • shystrui1199 (2)
  • weiznich (2)
  • gold37a (2)
  • Palkovsky (2)

Top Issue Labels

  • enhancement (48)
  • fix-incoming (45)
  • question (38)
  • bug (33)
  • wontfix (14)
  • help wanted (11)
  • invalid (9)
  • doc (9)
  • duplicate (8)
  • documentation (3)
  • plan (2)
  • regex2 (2)

Top Pull Request Labels

  • fix-incoming (13)

Package metadata

ubuntu-24.10: rust-regex

  • Homepage: https://github.com/rust-lang/regex
  • Licenses: apache-2.0
  • Latest release: 1.10.6-1 (published 6 months ago)
  • Last Synced: 2026-03-13T17:15:30.404Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 0.116%
    • Forks count: 0.211%
    • Stargazers count: 0.255%
debian-12: rust-regex

  • Homepage: https://github.com/rust-lang/regex
  • Documentation: https://packages.debian.org/bookworm/rust-regex
  • Licenses: apache-2.0
  • Latest release: 1.7.1-1 (published 7 months ago)
  • Last Synced: 2026-03-13T15:48:33.188Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 0.32%
    • Forks count: 0.628%
    • Stargazers count: 0.654%
debian-12: rust-regex-syntax

  • Homepage: https://github.com/rust-lang/regex
  • Documentation: https://packages.debian.org/bookworm/rust-regex-syntax
  • Licenses: apache-2.0
  • Latest release: 0.6.27-1 (published 7 months ago)
  • Last Synced: 2026-03-13T15:48:33.509Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 0.32%
    • Forks count: 0.628%
    • Stargazers count: 0.654%
crates.io: regex

An implementation of regular expressions for Rust. This implementation uses finite automata and guarantees linear time matching on all inputs.

  • Homepage: https://github.com/rust-lang/regex
  • Documentation: https://docs.rs/regex/
  • Licenses: MIT OR Apache-2.0
  • Latest release: 1.13.1 (published about 1 month ago)
  • Last Synced: 2026-08-26T00:50:25.472Z (1 day ago)
  • Versions: 169
  • Dependent Packages: 10,384
  • Dependent Repositories: 76,014
  • Downloads: 1,089,036,955 Total
  • Docker Downloads: 742,074,760
  • Rankings:
    • Dependent packages count: 0.008%
    • Docker downloads count: 0.008%
    • Downloads: 0.013%
    • Dependent repos count: 0.015%
    • Average: 0.744%
    • Forks count: 2.072%
    • Stargazers count: 2.346%
  • Maintainers (2)
  • Advisories:
crates.io: regex-syntax

A regular expression parser.

  • Homepage: https://github.com/rust-lang/regex/tree/master/regex-syntax
  • Documentation: https://docs.rs/regex-syntax/
  • Licenses: MIT OR Apache-2.0
  • Latest release: 0.8.11 (published 3 months ago)
  • Last Synced: 2026-08-25T13:36:46.231Z (1 day ago)
  • Versions: 79
  • Dependent Packages: 150
  • Dependent Repositories: 73,365
  • Downloads: 1,362,188,498 Total
  • Docker Downloads: 742,074,760
  • Rankings:
    • Downloads: 0.006%
    • Docker downloads count: 0.008%
    • Dependent repos count: 0.019%
    • Dependent packages count: 0.47%
    • Average: 0.819%
    • Forks count: 2.072%
    • Stargazers count: 2.339%
  • Maintainers (2)
crates.io: regex-automata

Automata construction and matching using regular expressions.

  • Homepage: https://github.com/rust-lang/regex/tree/master/regex-automata
  • Documentation: https://docs.rs/regex-automata/
  • Licenses: MIT OR Apache-2.0
  • Latest release: 0.4.18 (published 23 days ago)
  • Last Synced: 2026-08-25T13:36:50.560Z (1 day ago)
  • Versions: 42
  • Dependent Packages: 54
  • Dependent Repositories: 30,192
  • Downloads: 1,172,376,183 Total
  • Docker Downloads: 457,746,758
  • Rankings:
    • Downloads: 0.061%
    • Docker downloads count: 0.095%
    • Dependent repos count: 0.121%
    • Average: 0.999%
    • Dependent packages count: 1.3%
    • Forks count: 2.072%
    • Stargazers count: 2.346%
  • Maintainers (2)
crates.io: regex_macros

An implementation of statically compiled regular expressions for Rust. Unless you specifically need compile time regular expressions or a matching engine that is guaranteed not to allocate, you should temporarily prefer using the plain regex crate (since it is almost always faster).

  • Homepage: https://github.com/rust-lang/regex
  • Documentation: https://docs.rs/regex_macros/
  • Licenses: MIT/Apache-2.0
  • Latest release: 0.2.0 (published over 9 years ago)
  • Last Synced: 2026-08-25T13:36:33.458Z (1 day ago)
  • Versions: 39
  • Dependent Packages: 37
  • Dependent Repositories: 57
  • Downloads: 263,962 Total
  • Rankings:
    • Dependent packages count: 1.168%
    • Forks count: 2.098%
    • Stargazers count: 2.315%
    • Average: 2.912%
    • Dependent repos count: 4.105%
    • Downloads: 4.874%
  • Maintainers (3)
proxy.golang.org: github.com/Rust-lang/regex

  • Homepage:
  • Status: removed
  • Documentation: https://pkg.go.dev/github.com/Rust-lang/regex#section-documentation
  • Licenses: apache-2.0
  • Latest release: v0.0.0-20260810120210-72d650cb0a88 (published 17 days ago)
  • Last Synced: 2026-08-26T03:05:17.978Z (1 day ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent packages count: 4.494%
    • Average: 4.645%
    • Dependent repos count: 4.796%
proxy.golang.org: github.com/rust-lang/regex

  • Homepage:
  • Status: removed
  • Documentation: https://pkg.go.dev/github.com/rust-lang/regex#section-documentation
  • Licenses: apache-2.0
  • Latest release: v0.0.0-20260810120210-72d650cb0a88 (published 17 days ago)
  • Last Synced: 2026-08-26T03:00:59.133Z (1 day ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent packages count: 4.494%
    • Average: 4.645%
    • Dependent repos count: 4.796%
crates.io: regex-lite

A lightweight regex engine that optimizes for binary size and compilation time.

  • Homepage: https://github.com/rust-lang/regex/tree/master/regex-lite
  • Documentation: https://docs.rs/regex-lite/
  • Licenses: MIT OR Apache-2.0
  • Latest release: 0.1.9 (published 7 months ago)
  • Last Synced: 2026-08-25T13:36:08.483Z (1 day ago)
  • Versions: 11
  • Dependent Packages: 411
  • Dependent Repositories: 2
  • Downloads: 165,920,696 Total
  • Docker Downloads: 18,783,198
  • Rankings:
    • Forks count: 2.145%
    • Dependent packages count: 2.232%
    • Stargazers count: 2.325%
    • Downloads: 4.392%
    • Average: 5.174%
    • Docker downloads count: 6.79%
    • Dependent repos count: 13.162%
  • Maintainers (2)
crates.io: regex-test

Infrastructure for testing regexes. You probably don't want to use this crate unless you're working on a regex implementation.

  • Homepage:
  • Documentation: https://docs.rs/regex-test/
  • Licenses: MIT OR Apache-2.0
  • Latest release: 0.1.1 (published about 2 years ago)
  • Last Synced: 2026-08-25T13:35:53.569Z (1 day ago)
  • Versions: 2
  • Dependent Packages: 4
  • Dependent Repositories: 3
  • Downloads: 63,017 Total
  • Docker Downloads: 23,282,367
  • Rankings:
    • Forks count: 2.11%
    • Stargazers count: 2.314%
    • Docker downloads count: 3.26%
    • Dependent packages count: 9.165%
    • Average: 10.607%
    • Dependent repos count: 11.533%
    • Downloads: 35.261%
  • Maintainers (1)
crates.io: rure

A C API for Rust's regular expression library.

  • Homepage: https://github.com/rust-lang/regex/tree/master/regex-capi
  • Documentation: https://docs.rs/rure/
  • Licenses: MIT OR Apache-2.0
  • Latest release: 0.2.5 (published 7 months ago)
  • Last Synced: 2026-08-25T13:36:33.004Z (1 day ago)
  • Versions: 8
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 11,677 Total
  • Docker Downloads: 23,297,013
  • Rankings:
    • Docker downloads count: 0.561%
    • Forks count: 2.221%
    • Stargazers count: 2.438%
    • Average: 15.019%
    • Downloads: 22.695%
    • Dependent repos count: 28.659%
    • Dependent packages count: 33.541%
  • Maintainers (2)
crates.io: regex-bites

A lightweight regex engine that optimizes for binary size and compilation time.

  • Homepage:
  • Documentation: https://docs.rs/regex-bites/
  • Licenses: MIT OR Apache-2.0
  • Latest release: 0.1.6 (published 10 months ago)
  • Last Synced: 2026-08-25T13:36:19.097Z (1 day ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 967,129 Total
  • Rankings:
    • Stargazers count: 2.229%
    • Forks count: 2.27%
    • Dependent repos count: 19.402%
    • Dependent packages count: 25.654%
    • Average: 28.637%
    • Downloads: 93.629%
  • Maintainers (1)
crates.io: regex-cli

A command line tool for debugging, ad hoc benchmarking and generating regular expressions.

  • Homepage: https://github.com/rust-lang/regex/tree/master/regex-cli
  • Documentation: https://docs.rs/regex-cli/
  • Licenses: MIT OR Apache-2.0
  • Latest release: 0.2.3 (published 11 months ago)
  • Last Synced: 2026-08-25T13:35:56.047Z (1 day ago)
  • Versions: 7
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 7,954 Total
  • Rankings:
    • Forks count: 2.218%
    • Stargazers count: 2.426%
    • Dependent repos count: 28.595%
    • Average: 32.825%
    • Dependent packages count: 33.307%
    • Downloads: 97.581%
  • Maintainers (1)
formulae.brew.sh: rure

C API for RUst's REgex engine

  • Homepage: https://github.com/rust-lang/regex/tree/HEAD/regex-capi
  • Licenses: Unicode-TOU AND (Apache-2.0 OR MIT)
  • Latest release: 1.12.2 (published 11 months ago)
  • Last Synced: 2026-08-25T13:35:49.950Z (1 day ago)
  • Versions: 32
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 2 Last month
  • Rankings:
    • Forks count: 6.907%
    • Stargazers count: 8.792%
    • Dependent packages count: 18.987%
    • Average: 35.491%
    • Dependent repos count: 50.731%
    • Downloads: 92.037%
crates.io: Moha_regex

An implementation of regular expressions for Rust. This implementation uses finite automata and guarantees linear time matching on all inputs.

  • Homepage: https://github.com/rust-lang/regex
  • Documentation: https://docs.rs/Moha_regex/
  • Licenses: MIT OR Apache-2.0
  • Latest release: 1.12.4 (published 4 months ago)
  • Last Synced: 2026-08-25T13:35:52.018Z (1 day ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Downloads: 25 Total
  • Rankings:
    • Dependent repos count: 15.285%
    • Dependent packages count: 20.19%
    • Average: 42.091%
    • Downloads: 90.799%
  • Maintainers (1)
nixpkgs-23.11: regex-cli

A command line tool for debugging, ad hoc benchmarking and generating regular expressions

ubuntu-24.04: rust-regex

  • Homepage: https://github.com/rust-lang/regex
  • Licenses: apache-2.0
  • Latest release: 1.10.2-2build2 (published 7 months ago)
  • Last Synced: 2026-03-06T18:28:29.418Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
nixpkgs-unstable: regex-cli

Command line tool for debugging, ad hoc benchmarking and generating regular expressions

nixpkgs-24.05: regex-cli

A command line tool for debugging, ad hoc benchmarking and generating regular expressions

ubuntu-23.10: rust-regex

  • Homepage: https://github.com/rust-lang/regex
  • Licenses: apache-2.0
  • Latest release: 1.7.3-1 (published 6 months ago)
  • Last Synced: 2026-03-14T05:21:11.683Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
debian-13: rust-regex

  • Homepage: https://github.com/rust-lang/regex
  • Documentation: https://packages.debian.org/trixie/rust-regex
  • Licenses: apache-2.0
  • Latest release: 1.11.1-2 (published 7 months ago)
  • Last Synced: 2026-03-12T14:09:06.621Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
ubuntu-22.04: rust-regex

  • Homepage: https://github.com/rust-lang/regex
  • Licenses: apache-2.0
  • Latest release: 1.5.4-1 (published 6 months ago)
  • Last Synced: 2026-03-13T15:40:14.905Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
debian-11: rust-regex

  • Homepage: https://github.com/rust-lang/regex
  • Documentation: https://packages.debian.org/bullseye/rust-regex
  • Licenses: apache-2.0
  • Latest release: 1.3.7-1 (published 7 months ago)
  • Last Synced: 2026-07-24T21:23:32.108Z (about 1 month ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
ubuntu-23.04: rust-regex

  • Homepage: https://github.com/rust-lang/regex
  • Licenses: apache-2.0
  • Latest release: 1.7.1-1 (published 7 months ago)
  • Last Synced: 2026-03-11T16:07:00.006Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
ubuntu-20.04: rust-regex-syntax

  • Homepage: https://github.com/rust-lang/regex
  • Licenses: apache-2.0
  • Latest release: 0.6.13-1 (published 6 months ago)
  • Last Synced: 2026-03-13T15:28:10.891Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
ubuntu-23.04: rust-regex-syntax

  • Homepage: https://github.com/rust-lang/regex
  • Licenses: apache-2.0
  • Latest release: 0.6.27-1 (published 7 months ago)
  • Last Synced: 2026-03-11T16:07:01.569Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
debian-13: rust-regex-automata

  • Homepage: https://github.com/rust-lang/regex/tree/master/regex-automata
  • Documentation: https://packages.debian.org/trixie/rust-regex-automata
  • Licenses: apache-2.0
  • Latest release: 0.4.9-2 (published 7 months ago)
  • Last Synced: 2026-03-12T14:09:09.819Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
ubuntu-22.04: rust-regex-syntax

  • Homepage: https://github.com/rust-lang/regex
  • Licenses: apache-2.0
  • Latest release: 0.6.25-1 (published 6 months ago)
  • Last Synced: 2026-03-13T23:38:51.580Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
ubuntu-23.10: rust-regex-syntax

  • Homepage: https://github.com/rust-lang/regex
  • Status: removed
  • Licenses: apache-2.0
  • Latest release: 0.6.29-1 (published 6 months ago)
  • Last Synced: 2026-08-05T23:04:03.660Z (21 days ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
ubuntu-20.04: rust-regex

  • Homepage: https://github.com/rust-lang/regex
  • Licenses: apache-2.0
  • Latest release: 1.2.1-3 (published 6 months ago)
  • Last Synced: 2026-03-13T15:28:09.033Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
nixpkgs-24.11: regex-cli

Command line tool for debugging, ad hoc benchmarking and generating regular expressions

debian-10: rust-regex-syntax

  • Homepage: https://github.com/rust-lang/regex
  • Documentation: https://packages.debian.org/buster/rust-regex-syntax
  • Licenses: apache-2.0
  • Latest release: 0.6.5-1 (published 7 months ago)
  • Last Synced: 2026-03-13T20:01:44.634Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
debian-10: rust-regex

  • Homepage: https://github.com/rust-lang/regex
  • Documentation: https://packages.debian.org/buster/rust-regex
  • Licenses: apache-2.0
  • Latest release: 1.1.0-1 (published 7 months ago)
  • Last Synced: 2026-03-14T04:06:22.743Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%
debian-11: rust-regex-syntax

  • Homepage: https://github.com/rust-lang/regex
  • Documentation: https://packages.debian.org/bullseye/rust-regex-syntax
  • Licenses: apache-2.0
  • Latest release: 0.6.17-1 (published 7 months ago)
  • Last Synced: 2026-03-13T09:26:02.084Z (6 months ago)
  • Versions: 1
  • Dependent Packages: 0
  • Dependent Repositories: 0
  • Rankings:
    • Dependent repos count: 0.0%
    • Dependent packages count: 0.0%
    • Average: 100%

Dependencies

.github/workflows/ci.yml actions
  • actions/checkout v3 composite
  • dtolnay/rust-toolchain v1 composite
Cargo.toml cargo
  • lazy_static 1 development
  • quickcheck 1.0.3 development
  • rand 0.8.3 development
  • aho-corasick 0.7.18
  • memchr 2.4.0
  • regex-syntax 0.6.27
fuzz/Cargo.toml cargo
regex-automata/Cargo.toml cargo
  • anyhow 1.0.69 development
  • bstr 1.3.0 development
  • doc-comment 0.3.3 development
  • env_logger 0.9.3 development
  • quickcheck 1.0.3 development
  • regex-test 0.1.0 development
  • aho-corasick 1.0.0
  • log 0.4.14
  • memchr 2.6.0
  • regex-syntax 0.7.4
regex-capi/Cargo.toml cargo
regex-cli/Cargo.toml cargo
regex-lite/Cargo.toml cargo
regex-syntax/Cargo.toml cargo
regex-test/Cargo.toml cargo