RubyGems
shoulda-matchers
Simple one-liner tests for common Rails functionality
railsrspecrubytesting
github.com/thoughtbot/shoulda-matchersmatchers.shoulda.ioMITTammer Saleh, Joe Ferris, Ryan McGeary +43.6k · 914 forks · 342 contributors
Release cadenceEvery 3 months
Last releaseJun 12, 2026
Open advisories0
Changelog quality100% curated
GitHub Releases
Release history SecurityYou're on
55 older or filtered releases not shown.
Upgrade guides
Breaking changes and a migration checklist for each major versionshoulda-matchers 7 → 87.0.1 → 8.0.1Jun 12, 2026 BreakingSecurity1Platform2New3Changed1Fixed2Other6shoulda-matchers 6 → 76.5.0 → 7.0.1Oct 31, 2025 Review neededFixed1shoulda-matchers 5 → 65.3.0 → 6.5.0Apr 25, 2025 BreakingPlatform3New17Changed9Fixed8Other17shoulda-matchers 4 → 54.5.1 → 5.3.0Dec 16, 2022 Unknownshoulda-matchers 3 → 43.1.3 → 4.5.1Jan 22, 2021 Unknownshoulda-matchers 2 → 32.8.0 → 3.1.3Jan 29, 2019 Unknownshoulda-matchers 1 → 21.5.6 → 2.8.0Jan 30, 2015 Unknown
VersionChannelDateChangesSecurity
8.0.1 StableJun 12, 2026Fixed18.0.0 StableJun 12, 2026Security1Platform2New3Changed1Fixed1Other67.0.1 youStableOct 31, 2025Fixed16.5.0 StableApr 25, 2025New2Changed1Fixed1Other56.4.0 StableAug 16, 2024Changed16.3.1 StableAug 13, 2024Fixed16.3.0 StableAug 9, 2024New3Changed1Fixed1Other46.2.0 StableMar 15, 2024New4Changed2Fixed2Other36.1.0 StableJan 19, 2024New3Changed1Fixed1Other56.0.0 StableDec 22, 2023Platform3New5Changed3Fixed25.3.0 StableDec 16, 2022No changes listed5.2.0 StableSep 17, 2022No changes listed5.1.0 StableDec 22, 2021No changes listed5.0.0 StableJul 10, 2021No changes listed5.0.0.rc1 RCJun 4, 2021No changes listed4.5.1 StableJan 22, 2021No changes listed4.5.0 StableJan 11, 2021No changes listed4.4.1 StableAug 26, 2020No changes listed4.4.0 StableAug 26, 2020No changes listed4.3.0 StableFeb 18, 2020No changes listed