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org.yaml:snakeyaml

YAML 1.1 parser and emitter for Java

org.yaml codeberg.org/snakeyaml/snakeyamlApache-2.0Andrey Somov, Alexander Maslov

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Compares against 2.7 (latest stable)

Latest Stable2.7Aug 30, 2026

Release cadenceEvery 6 months

Last releaseAug 30, 2026

Open advisories0

Changelog quality0% curated

No release notes found

Release history SecurityYou're on

2.x

STABLE · RCPRE-RELEASE Oct2024AprJulOct2025AprJulOct2026AprJul

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Breaking changes and a migration checklist for each major version

org.yaml:snakeyaml 1 → 21.33 → 2.7Aug 30, 2026 Unknown1

VersionChannelDateChangesSecurity

2.7 StableAug 30, 2026No notes published 2.6 youStableFeb 26, 2026No notes published 2.5 StableAug 31, 2025No notes published 2.4 StableFeb 15, 2025No notes published 2.3 StableAug 31, 2024No notes published 2.2 StableAug 27, 2023No notes published 2.1 StableAug 4, 2023No notes published 2.0 StableFeb 26, 20231Fix 1.33 StableSep 26, 2022No notes published 1.32 StableSep 12, 20222Fix 1.31 StableAug 27, 20224Fix 1.30 StableDec 14, 2021No notes published 1.29 StableJun 8, 2021No notes published 1.28 StableFeb 22, 2021No notes published 1.27 StableSep 11, 2020No notes published 1.26 StableFeb 28, 20201Fix 1.25 StableAug 13, 2019No notes published 1.24 StableFeb 28, 2019No notes published 1.23 StableAug 27, 2018No notes published 1.22 StableAug 25, 2018No changes listed