NuGet
Autofac
Autofac is an IoC container for Microsoft .NET. It manages the dependencies between classes so that applications stay easy to change as they grow in size and complexity.
autofacc-sharpdependency-injectionioc-containernetcorenetstandard
Release cadenceEvery 2 months
Last releaseSep 18, 2026
Open advisories0
Changelog quality100% curated
GitHub Releases
Release history SecurityYou're on
79 older or filtered releases not shown.
Upgrade guides
Breaking changes and a migration checklist for each major versionAutofac 8 → 98.4.0 → 9.3.4Sep 18, 2026 BreakingBreaking1New6Changed10Fixed8Autofac 7 → 87.1.0 → 8.4.0Aug 4, 2025 BreakingBreaking2New2Changed4Fixed7Other3Autofac 6 → 76.5.0 → 7.1.0Aug 11, 2023 UnknownAutofac 5 → 65.2.0 → 6.5.0Nov 16, 2022 UnknownAutofac 4 → 54.9.4 → 5.2.0May 11, 2020 UnknownAutofac 3 → 43.5.2 → 4.9.4Aug 15, 2019 UnknownAutofac 2 → 32.6.3.862 → 3.5.2Aug 12, 2014 Unknown
VersionChannelDateChangesSecurity
9.3.4 StableSep 18, 2026Fixed19.3.3 StableSep 17, 2026Changed1Fixed29.3.2 StableAug 1, 2026Changed19.3.1 StableJul 9, 2026Fixed19.3.0 StableJun 20, 2026Changed19.2.0 youStableJun 16, 2026New1Changed3Fixed49.1.0 StableMar 12, 2026New4Changed19.0.0 StableNov 18, 2025Breaking1New1Changed38.4.0 StableAug 4, 2025Breaking18.3.0 StableMay 7, 2025New1Fixed1Other18.2.1 StableApr 3, 2025Fixed18.2.0 StableDec 17, 2024New1Fixed18.1.1 StableOct 9, 2024Fixed2Other18.1.0 StableSep 2, 2024Changed2Fixed28.0.0 StableJan 16, 2024Breaking1Changed2Other17.1.0 StableAug 11, 2023No changes listed7.0.1 StableApr 18, 2023No changes listed7.0.0 StableMar 7, 2023No changes listed6.5.0 StableNov 16, 2022No changes listed6.4.0 StableMay 25, 2022No changes listed