PyPI
zstandard
Zstandard bindings for Python
pythonzstandardzstd
github.com/indygreg/python-zstandardBSD-3-ClauseGregory Szorc43.4M / week642 · 121 forks · 47 contributors
Release cadenceEvery 4 months
Last releaseSep 14, 2025
Open advisories0
Changelog quality100% curated
GitHub Releases
Release history SecurityYou're on
35 older or filtered releases not shown.
Upgrade guides
Breaking changes and a migration checklist for each major versionzstandard 0.24 → 0.250.24.0 → 0.25.0Sep 14, 2025 Unknownzstandard 0.23 → 0.240.23.0 → 0.24.0Aug 17, 2025 Unknownzstandard 0.22 → 0.230.22.0 → 0.23.0Jul 15, 2024 Unknownzstandard 0.21 → 0.220.21.0 → 0.22.0Nov 1, 2023 Unknownzstandard 0.20 → 0.210.20.0 → 0.21.0Apr 17, 2023 Unknownzstandard 0.19 → 0.200.19.0 → 0.20.0Feb 20, 2023 Unknownzstandard 0.18 → 0.190.18.0 → 0.19.0Oct 30, 2022 Review neededNew4Changed2Fixed2zstandard 0.17 → 0.180.17.0 → 0.18.0Jun 21, 2022 Unknownzstandard 0.16 → 0.170.16.0 → 0.17.0Jan 19, 2022 Unknownzstandard 0.15 → 0.160.15.2 → 0.16.0Oct 16, 2021 Unknownzstandard 0.14 → 0.150.14.1 → 0.15.2Feb 28, 2021 Unknownzstandard 0.13 → 0.140.13.0 → 0.14.1Dec 5, 2020 Unknownzstandard 0.12 → 0.130.12.0 → 0.13.0Dec 28, 2019 Unknownzstandard 0.11 → 0.120.11.1 → 0.12.0Sep 16, 2019 Unknownzstandard 0.10 → 0.110.10.2 → 0.11.1May 15, 2019 Unknownzstandard 0.9 → 0.100.9.1 → 0.10.2Nov 3, 2018 Unknownzstandard 0.8 → 0.90.8.2 → 0.9.1Jun 5, 2018 Unknownzstandard 0.7 → 0.80.7.0 → 0.8.2Mar 18, 2018 BreakingBreaking2Deprecated1New5Changed4Fixed4Other2zstandard 0.6 → 0.70.6.0 → 0.7.0Feb 8, 2017 Unknownzstandard 0.5 → 0.60.5.2 → 0.6.0Jan 15, 2017 Unknownzstandard 0.4 → 0.50.4.0 → 0.5.2Nov 13, 2016 Unknownzstandard 0.3 → 0.40.3.3 → 0.4.0Oct 3, 2016 Unknownzstandard 0.2 → 0.30.2.2 → 0.3.3Oct 2, 2016 Unknownzstandard 0.1 → 0.20.1 → 0.2.2Sep 6, 2016 Unknownzstandard 0.0 → 0.10.0.1 → 0.1Sep 5, 2016 Unknown
VersionChannelDateChangesSecurity
0.25.0 StableSep 14, 2025No changes listed0.24.0 youStableAug 17, 2025No changes listed0.23.0 StableJul 15, 2024No changes listed0.22.0 StableNov 1, 2023No changes listed0.21.0 StableApr 17, 2023No changes listed0.20.0 StableFeb 20, 2023No changes listed0.19.0 StableOct 30, 2022New4Changed2Fixed20.18.0 StableJun 21, 2022No changes listed0.17.0 StableJan 19, 2022No changes listed0.16.0 StableOct 16, 2021No changes listed0.15.2 StableFeb 28, 2021No changes listed0.15.1 StableDec 31, 2020No changes listed0.15.0 StableDec 29, 2020No changes listed0.14.1 StableDec 5, 2020No changes listed0.14.0 StableJun 13, 2020No changes listed0.13.0 StableDec 28, 2019No changes listed0.12.0 StableSep 16, 2019No changes listed0.11.1 StableMay 15, 2019No changes listed0.11.0 StableFeb 26, 2019No changes listed0.10.2 StableNov 3, 2018No changes listed