PyPI
jsii
Python client for jsii runtime
awscross-languagehacktoberfestnodetypescript
Release cadenceEvery 9 days
Last releaseOct 20, 2026
Open advisories0
Changelog quality98% curated
GitHub Releases, gaps for some releases
Release history SecurityYou're on
158 older or filtered releases not shown.
Upgrade guides
Breaking changes and a migration checklist for each major versionjsii 0.22 → 10.22.0 → 1.142.0Oct 20, 2026 BreakingBreaking6Platform4New29Changed8Fixed80Other22jsii 0.21 → 0.220.21.2 → 0.22.0Feb 6, 2020 Unknownjsii 0.20 → 0.210.20.11 → 0.21.2Jan 22, 2020 Unknownjsii 0.19 → 0.200.19.0 → 0.20.11Dec 14, 2019 Unknownjsii 0.18 → 0.190.18.0 → 0.19.0Oct 14, 2019 Unknownjsii 0.17 → 0.180.17.1 → 0.18.0Oct 1, 2019 Unknownjsii 0.16 → 0.170.16.0 → 0.17.1Sep 30, 2019 Unknownjsii 0.15 → 0.160.15.2 → 0.16.0Aug 29, 2019 Unknownjsii 0.14 → 0.150.14.3 → 0.15.2Aug 28, 2019 Unknownjsii 0.13 → 0.140.13.4 → 0.14.3Aug 1, 2019 Unknownjsii 0.12 → 0.130.12.1 → 0.13.4Jul 3, 2019 Unknownjsii 0.11 → 0.120.11.3 → 0.12.1Jun 25, 2019 Unknownjsii 0.10 → 0.110.10.5 → 0.11.3Jun 19, 2019 Unknownjsii 0.9 → 0.100.9.0 → 0.10.5May 6, 2019 Unknownjsii 0.8 → 0.90.8.2 → 0.9.0Apr 4, 2019 Unknown
VersionChannelDateChangesSecurity
1.142.0 StableOct 20, 2026Changed7Fixed20Other11.141.0 youStableOct 1, 2026Platform1New11.140.0 StableAug 24, 2026Fixed11.139.0 StableJul 17, 2026Fixed11.138.0 StableJul 2, 2026Changed11.137.0 StableJun 22, 2026Fixed11.136.0 StableJun 18, 2026New3Fixed31.135.0 StableJun 11, 2026New11.134.0 StableJun 3, 2026Platform1New1Fixed41.133.0 StableJun 1, 2026Platform1New1Fixed11.132.0 StableMay 22, 2026Fixed21.131.0 StableMay 19, 2026Fixed11.130.0 StableMay 14, 2026Breaking5Platform21.129.0 StableApr 30, 2026Fixed11.128.0 StableApr 9, 2026Fixed11.127.0 StableFeb 25, 2026Fixed31.126.0 StableJan 26, 2026New1Fixed11.125.0 StableJan 5, 2026Fixed11.124.0 StableDec 30, 2025Fixed11.123.0 StableDec 29, 2025Fixed3