libphonenumber-csharp
C# port of Google's common Java, C++ and Javascript library for parsing, formatting, storing and validating international phone numbers. https://github.com/google/libphonenumber
9.0.37
101M downloads/mo
#577 most downloaded on NuGet
twcclegg/libphonenumber-csharp
What this package is like to depend on
Last release 9 days ago
14 Aug 2026
Ships on a steady schedule
a new release about every 2 weeks
Rarely documented
notes for 3 of 252 stable releases
4 versions withdrawn
withdrawn after publishing
127 years old
256 releases · first in 1900
25 releases in the last 12 months
see the full history below
Release timeline
256 releases · Jan 1900 to Aug 2026Releases
latest 60 of 256-
9.0.3714 Aug 2026Release notes
Open source →libphonenumber-csharp 9.0.37 · libphonenumber-csharp.extensions 9.0.37 · upstream v9.0.37
What's Changed
- fix: pin the release tag to the commit just pushed by @twcclegg in #369
- Modernization: stack-overflow fix, frozen collections, drop net9.0, centralized build config by @twcclegg in #370
- build(deps): bump ossf/scorecard-action from 2.4.3 to 2.4.4 by @dependabot[bot] in #371
- Add offline geocoder benchmarks, and fix the crash they exposed by @twcclegg in #372
- Cache NuGet packages, enable lock files and package validation by @twcclegg in #373
- Read the flyweight map buffer from an array instead of a stream by @twcclegg in #376
- Raise analysis on the library, and fix what it found by @twcclegg in #374
- Filter the benchmark job, drop netframework4.8, pin nuget sources by @twcclegg in #377
- Check the public surface survives hostile input by @twcclegg in #379
- Measure the parse, validate and format phases separately by @twcclegg in #378
- Benchmark the input shapes callers actually supply by @twcclegg in #381
- Match slices without materialising them when parsing by @twcclegg in #382
- Capture every extension alternative into one named group by @twcclegg in #383
- Skip the match groups when stripping a national prefix by @twcclegg in #384
- Strip the national prefix without materialising a match by @twcclegg in #385
- Don't render the country calling code test to strings by @twcclegg in #386
- fix: ship symbols in a .snupkg instead of embedding them in the assembly by @twcclegg in #390
Full Changelog: v9.0.36...v9.0.37
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9.0.3603 Aug 2026Release notes
Open source →libphonenumber-csharp 9.0.36 · libphonenumber-csharp.extensions 9.0.36 · upstream v9.0.36
What's Changed
- feat: add opt-in java/proto check overrides to the metadata update script by @wmundev in #359
- feat: run compatible workflows on ARM64 runners for potentially quicker build times by @wmundev in #360
- build(deps): bump actions/setup-dotnet from 5.3.0 to 6.0.0 by @dependabot[bot] in #362
- fix: port v9.0.36 upstream java changes by @twcclegg in #363
- build(deps): bump github/codeql-action/analyze from 4.36.2 to 4.37.3 by @dependabot[bot] in #361
- Bump the phonenumbers_demo_tests_minor_patch_updates group with 2 updates by @dependabot[bot] in #365
- build(deps): bump actions/cache/restore from 5.0.5 to 6.1.0 by @dependabot[bot] in #367
- build(deps): bump actions/checkout from 7.0.0 to 7.0.1 by @dependabot[bot] in #366
- Remove AppVeyor by @twcclegg in #368
Full Changelog: v9.0.35...v9.0.36
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9.0.3517 Jul 2026Nothing published for this version
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9.0.3403 Jul 2026Nothing published for this version
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9.0.3322 Jun 2026Nothing published for this version
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9.0.3205 Jun 2026Nothing published for this version
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9.0.3123 May 2026Nothing published for this version
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9.0.3007 May 2026Nothing published for this version
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9.0.2925 Apr 2026Nothing published for this version
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9.0.2814 Apr 2026Nothing published for this version
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9.0.2702 Apr 2026Nothing published for this version
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9.0.2614 Mar 2026Nothing published for this version
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9.0.2527 Feb 2026Nothing published for this version
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9.0.2414 Feb 2026Nothing published for this version
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9.0.2330 Jan 2026Nothing published for this version
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9.0.2216 Jan 2026Nothing published for this version
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9.0.2118 Dec 2025Nothing published for this version
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9.0.2005 Dec 2025Nothing published for this version
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9.0.1920 Nov 2025Nothing published for this version
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9.0.1807 Nov 2025Nothing published for this version
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9.0.1724 Oct 2025Nothing published for this version
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9.0.1611 Oct 2025Nothing published for this version
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9.0.1526 Sep 2025Nothing published for this version
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9.0.1416 Sep 2025Nothing published for this version
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9.0.1329 Aug 2025Nothing published for this version
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9.0.1216 Aug 2025Nothing published for this version
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9.0.1104 Aug 2025Nothing published for this version
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9.0.1018 Jul 2025Nothing published for this version
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9.0.908 Jul 2025Nothing published for this version
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9.0.825 Jun 2025Nothing published for this version
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9.0.709 Jun 2025Nothing published for this version
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9.0.628 May 2025Nothing published for this version
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9.0.508 May 2025Nothing published for this version
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9.0.425 Apr 2025Nothing published for this version
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9.0.311 Apr 2025Nothing published for this version
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9.0.228 Mar 2025Nothing published for this version
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9.0.123 Mar 2025Nothing published for this version
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9.0.001 Jan 1900 withdrawnNothing published for this version
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8.13.5514 Feb 2025Release notes
Open source →a38d516
Hi all,
Please find the new JARs on the maven site here .
The new release contains mostly metadata changes . Thanks to all those who contributed by providing issue reports! See detailed release notes .
Want to be notified of future releases? Join the discussion group !
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8.13.5431 Jan 2025Nothing published for this version
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8.13.5321 Jan 2025Nothing published for this version
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8.13.5213 Dec 2024Nothing published for this version
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8.13.5102 Dec 2024Nothing published for this version
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8.13.5016 Nov 2024Nothing published for this version
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8.13.4904 Nov 2024Nothing published for this version
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8.13.4823 Oct 2024Nothing published for this version
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8.13.4704 Oct 2024Nothing published for this version
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8.13.4625 Sep 2024Nothing published for this version
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8.13.4506 Sep 2024Nothing published for this version
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8.13.4426 Aug 2024Nothing published for this version
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8.13.4309 Aug 2024Nothing published for this version
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8.13.4226 Jul 2024Nothing published for this version
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8.13.4125 Jul 2024Nothing published for this version
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8.13.4003 Jul 2024Nothing published for this version
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8.13.3915 Jun 2024Nothing published for this version
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8.13.3805 Jun 2024Nothing published for this version
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8.13.3717 May 2024Nothing published for this version
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8.13.3603 May 2024Nothing published for this version
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8.13.3519 Apr 2024Nothing published for this version
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8.13.3405 Apr 2024Nothing published for this version