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symfony/config

Helps you find, load, combine, autofill and validate configuration values of any kind

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componentphpsymfonysymfony-component
symfonygithub.com/symfony/configsymfony.comMITfabpot1.5M / week4.3k · 44 forks · 208 contributors
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Compares against v8.1.10 (latest stable)
Latest Stablev8.1.10Oct 25, 2026
Latest RCv8.0.0-RC1Nov 2, 2025
Latest Betav8.1.0-BETA1May 5, 2026
Release cadenceSeveral a day
Last releaseOct 25, 2026
Open advisories0
Changelog quality100% curated
GitHub Releases
Release history SecurityYou're on
7.x8.x
STABLE · RCPRE-RELEASE2024AprJulOct2025AprJulOct2026AprJulOct

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Upgrade guides

Breaking changes and a migration checklist for each major version
symfony/config 7 → 8v7.4.22 → v8.1.10Oct 25, 2026 BreakingBreaking2Platform1Deprecated5New5Changed2Fixed19Other1symfony/config 6 → 7v6.4.49 → v7.4.22Oct 25, 2026 BreakingBreaking3Security1Platform1Deprecated5New15Changed1Fixed39Other1symfony/config 5 → 6v5.4.46 → v6.4.49Oct 25, 2026 Unknownsymfony/config 4 → 5v4.4.44 → v5.4.46Oct 30, 2024 Unknownsymfony/config 3 → 4v3.4.47 → v4.4.44Jul 20, 2022 Unknownsymfony/config 2 → 3v2.8.52 → v3.4.47Oct 24, 2020 Unknown
VersionChannelDateChangesSecurity
v8.1.10 StableOct 25, 2026No changes listedv8.1.5 StableAug 20, 2026Fixed1v8.1.4 StableJul 31, 2026Fixed1v8.1.2 StableJul 22, 2026Fixed3v8.1.1 StableJun 9, 2026Security1Other1v8.1.0 StableMay 29, 2026No changes listedv8.1.0-BETA1 BetaMay 5, 2026No changes listedv8.0.15 youStableJul 22, 2026Fixed3v8.0.14 StableJun 9, 2026Fixed1Other1v8.0.10 StableMay 4, 2026Fixed1v8.0.9 StableApr 29, 2026Fixed2v8.0.8 StableMar 30, 2026No changes listedv8.0.7 StableMar 6, 2026No changes listedv8.0.6 StableFeb 25, 2026Fixed3v8.0.4 StableJan 13, 2026Fixed3v8.0.3 StableDec 23, 2025Fixed1v8.0.1 StableDec 5, 2025Fixed2v8.0.0 StableNov 2, 2025No changes listedv8.0.0-RC1 RCNov 2, 2025No changes listedv8.0.0-BETA2 BetaNov 2, 2025Fixed1