npm
jest
Delightful JavaScript Testing.
easyexpectationfacebookimmersivejavascriptpainlesspainless-javascript-testingsnapshot
github.com/jestjs/jestjestjs.io/MITaaronabramov, simenb, rickhanlonii +262.2M / week45.5k · 6.7k forks · 1.8k contributors
Release cadenceEvery 4 days
Last releaseSep 18, 2026
Open advisories0
Changelog quality55% curated
GitHub Releases + CHANGELOG, gaps for some releases
Release history SecurityYou're on
349 older or filtered releases not shown.
Upgrade guides
Breaking changes and a migration checklist for each major versionjest 29 → 3029.7.0 → 30.5.2Sep 18, 2026 BreakingBreaking31Security1Platform2Deprecated3New75Changed50Fixed191Other28jest 28 → 2928.1.3 → 29.7.0Sep 12, 2023 BreakingBreaking11Security1Platform1New61Changed15Fixed97Other17jest 27 → 2827.5.1 → 28.1.3Jul 13, 2022 BreakingBreaking50Platform4Deprecated1New39Changed19Fixed43Other18jest 26 → 2726.6.3 → 27.5.1Feb 8, 2022 Unknownjest 25 → 2625.5.4 → 26.6.3Nov 4, 2020 Unknownjest 24 → 2524.9.0 → 25.5.4May 2, 2020 BreakingBreaking22Platform1New43Changed23Fixed76Other18jest 23 → 2423.6.0 → 24.9.0Aug 16, 2019 BreakingBreaking23Security1Platform1Deprecated1New75Changed47Fixed146Other124jest 22 → 2322.4.4 → 23.6.0Sep 10, 2018 BreakingBreaking8New54Changed20Fixed85Other37jest 21 → 2221.2.1 → 22.4.4May 18, 2018 BreakingBreaking7Platform1Deprecated1New50Changed17Fixed85Other30jest 20 → 2120.0.4 → 21.2.1Sep 27, 2017 BreakingPlatform1Deprecated1New35Changed52Fixed65Other46jest 19 → 2019.0.2 → 20.0.4May 24, 2017 BreakingBreaking6New20Changed5Fixed37Other13jest 18 → 1918.1.0 → 19.0.2Feb 23, 2017 BreakingBreaking5New14Changed6Fixed21Other1jest 17 → 1817.0.3 → 18.1.0Dec 29, 2016 BreakingBreaking5Deprecated1New10Changed12Fixed12Other1jest 16 → 1716.0.2 → 17.0.3Nov 17, 2016 Unknownjest 15 → 1615.1.1 → 16.0.2Oct 20, 2016 BreakingBreaking2New12Changed13Fixed8jest 14 → 1514.1.0 → 15.1.1Sep 2, 2016 BreakingBreaking2New5Changed13Fixed10Other3jest 13 → 1413.2.3 → 14.1.0Aug 1, 2016 BreakingBreaking1New3Changed7Fixed2Other1jest 12 → 1312.1.1 → 13.2.3Jul 7, 2016 BreakingBreaking1New11Changed5Fixed4Other2jest 0.1 → 120.1.40 → 12.1.1May 20, 2016 BreakingBreaking1New6Changed4Fixed5Other1jest 0.0 → 0.10.0.99 → 0.1.40May 20, 2015 Unknown
VersionChannelDateChangesSecurity
30.5.2 StableSep 18, 2026New1Fixed330.5.1 StableSep 1, 2026Breaking1Changed1Fixed3Other130.5.0 StableAug 28, 2026Platform1Deprecated2New19Changed21Fixed92Other1030.4.2 youStableMay 9, 2026Fixed130.4.1 StableMay 8, 2026Breaking1New130.4.0 StableMay 7, 2026New16Changed1Fixed21Other130.3.0 StableMar 10, 2026New2Changed2Fixed6Other330.2.0 StableSep 28, 2025New1Changed1Fixed2Other130.1.3 StableSep 2, 2025Fixed130.1.2 StableSep 1, 2025Fixed130.1.1 StableAug 27, 2025Fixed130.1.0 StableAug 27, 2025New1Changed2Fixed4Other130.0.5 StableJul 22, 2025New2Fixed130.0.4 StableJul 2, 2025New2Fixed230.0.3 StableJun 25, 2025New1Fixed230.0.2 StableJun 19, 2025Fixed230.0.1 StableJun 18, 2025Deprecated1New1Changed1Fixed230.0.0 StableJun 10, 2025Breaking28Security1New27Changed20Fixed42Other1030.0.0-rc.1 RCJun 9, 2025No notes published30.0.0-beta.9 BetaJun 5, 2025No notes published