# Chainguard Releases Ruby 4.0 Packages and Container Images

DevFeed: [Chainguard Releases Ruby 4.0 Packages and Container Images](<https://devfeed.tech/articles/unwrapping-ruby-4-0-chainguard-delivers-a-gem-just-in-time-for-boxing-day-13307.md>)

Original publisher: [Read original article](<https://www.chainguard.dev/unchained/unwrapping-ruby-4-0>)

Published: 2025-12-26T00:00:00Z

Content type: release

Language: en

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

Topics: [Ruby](<https://devfeed.tech/topics/ruby.md>), [chainguard](<https://devfeed.tech/topics/chainguard.md>), [chainguard containers](<https://devfeed.tech/topics/chainguard-containers.md>), [Containers](<https://devfeed.tech/topics/containers.md>)

Tags: [architectures](<https://devfeed.tech/tags/architectures.md>), [chainguard](<https://devfeed.tech/tags/chainguard.md>), [chainguard-containers](<https://devfeed.tech/tags/chainguard-containers.md>), [chainguard-ruby-image](<https://devfeed.tech/tags/chainguard-ruby-image.md>), [cmvp](<https://devfeed.tech/tags/cmvp.md>), [container-images](<https://devfeed.tech/tags/container-images.md>), [containers](<https://devfeed.tech/tags/containers.md>), [fedramp](<https://devfeed.tech/tags/fedramp.md>), [ruby](<https://devfeed.tech/tags/ruby.md>), [ruby-programming-language](<https://devfeed.tech/tags/ruby-programming-language.md>)

## AI overview

Chainguard announces packages and container images for Ruby 4.0, which includes performance improvements and language refinements. The images support x86_64 and ARM64, include stated hardening and runtime-security features, and are available through Chainguard, Docker Hub, and AWS Public ECR.

## Source excerpt

Chainguard delivers Ruby 4.0 container images: secure, zero-CVE, FIPS-ready, and available free so developers can adopt the latest Ruby safely and fast.