PyPI
typing-extensions
Backported and Experimental Type Hints for Python 3.9+
annotationsbackportcheckercheckingfunctionhintinghintstype
github.com/python/typing_extensionsPSF-2.0Guido van Rossum, Jukka Lehtosalo, Łukasz Langa, Michael Lee415M / week592 · 152 forks · 85 contributors
Release cadenceEvery month
Last releaseJul 2, 2026
Open advisories0
Changelog quality100% curated
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Breaking changes and a migration checklist for each major versionVersionChannelDateChangesSecurity
4.16.0 StableJul 2, 2026Breaking1Platform1Deprecated4New3Changed4Fixed44.16.0rc2 RCJun 25, 2026Platform1Deprecated4New3Changed4Fixed54.16.0rc1 RCJun 24, 2026Platform1Deprecated4New3Changed5Fixed34.15.0 youStableAug 25, 2025New2Fixed14.15.0rc1 RCAug 18, 2025New2Fixed14.14.1 StableJul 4, 2025Fixed14.14.0 StableJun 2, 2025Breaking1Platform1New3Changed3Other14.14.0rc1 RCMay 24, 2025Platform1New3Changed2Other14.13.2 StableApr 10, 2025Fixed24.13.1 StableApr 3, 2025Fixed24.13.0 StableMar 26, 2025New3Changed4Fixed104.13.0rc1 RCMar 18, 2025New3Changed3Fixed114.12.2 StableJun 7, 2024Fixed1Other14.12.1 StableJun 1, 2024Changed1Fixed14.12.0 StableMay 24, 2024Breaking1Security1New4Changed4Fixed54.12.0rc1 RCMay 16, 2024Breaking1New4Changed5Fixed4Other14.12.0a2 AlphaMay 16, 2024No changes listed4.11.0 StableApr 5, 2024Changed1Fixed34.11.0rc1 RCMar 24, 2024Changed1Fixed2Other14.10.0 StableFeb 25, 2024New2