# chainguard operating system

Published articles for chainguard operating system.

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## How Chainguard OS Uses Automated Package Garbage Collection to Reduce Security Risk

DevFeed: [How Chainguard OS Uses Automated Package Garbage Collection to Reduce Security Risk](<https://devfeed.tech/articles/this-shit-is-hard-keeping-chainguard-os-lean-current-and-secure-the-power-of-garbage-collection-13286.md>)

Original publisher: [Read original article](<https://www.chainguard.dev/unchained/this-shit-is-hard-keeping-chainguard-os-lean-current-and-secure-the-power-of-garbage-collection>)

Published: 2025-12-05T00:00:00Z

Content type: article

Language: en

Sources: [Chainguard: Unchained](<https://devfeed.tech/sources/chainguard-unchained.md>)

Topics: [chainguard os](<https://devfeed.tech/topics/chainguard-os.md>), [open-source-security](<https://devfeed.tech/topics/open-source-security.md>), [Security](<https://devfeed.tech/topics/security.md>), [APK](<https://devfeed.tech/topics/apk.md>), [container images](<https://devfeed.tech/topics/container-images.md>), [Process](<https://devfeed.tech/topics/process.md>)

Tags: [apk](<https://devfeed.tech/tags/apk.md>), [automated](<https://devfeed.tech/tags/automated.md>), [chainguard-containers](<https://devfeed.tech/tags/chainguard-containers.md>), [chainguard-libraries](<https://devfeed.tech/tags/chainguard-libraries.md>), [chainguard-operating-system](<https://devfeed.tech/tags/chainguard-operating-system.md>), [chainguard-os](<https://devfeed.tech/tags/chainguard-os.md>), [chainguard-wolfi](<https://devfeed.tech/tags/chainguard-wolfi.md>), [container-images](<https://devfeed.tech/tags/container-images.md>), [cves](<https://devfeed.tech/tags/cves.md>), [dependency](<https://devfeed.tech/tags/dependency.md>), [security](<https://devfeed.tech/tags/security.md>), [wolfi](<https://devfeed.tech/tags/wolfi.md>)

### AI overview

The article explains how Chainguard automates garbage collection for Chainguard OS and Wolfi APK repositories. It describes filtering older packages and checking dependencies and image usage before removal to keep repositories current and reduce potential attack surface while preserving image customization workflows.

### Source excerpt

Learn how we keep Chainguard OS and Wolfi lean and secure with automated package garbage collection that cuts attack surface while preserving reproducibility.