Developer Impacting Changes​

The audience for this section is developers who maintain applications on Cloud.gov and may need to respond to stack or buildpack changes.

Application developers should review the listed runtime changes for pinned/app-compatibility concerns and test in staging.

CF-Deployment: v56.0.0 → v57.4.0​

Below are the buildpacks that changed and the exact runtime/dependency additions and removals called out in their upstream release notes.

.NET Core Buildpack 2.4.50 → 2.4.51​

https://github.com/cloudfoundry/dotnet-core-buildpack/releases/tag/v2.4.51

• Add dotnet-runtime 10.0.2
• Add dotnet-runtime 9.0.10, remove dotnet-runtime 9.0.4
• Add dotnet-runtime 8.0.21, remove dotnet-runtime 8.0.15
• Add dotnet-aspnetcore 10.0.2
• Add dotnet-aspnetcore 9.0.10, remove dotnet-aspnetcore 9.0.4
• Add dotnet-aspnetcore 8.0.21, remove dotnet-aspnetcore 8.0.15
• Add dotnet-sdk 10.0.300
• Add dotnet-sdk 9.0.306, remove dotnet-sdk 9.0.203
• Add dotnet-sdk 8.0.415, remove dotnet-sdk 8.0.408

Go Buildpack 1.10.46 → 1.10.47​

https://github.com/cloudfoundry/go-buildpack/releases/tag/v1.10.47

• Add go 1.24.13, remove go 1.24.8
• Add go 1.25.10, remove go 1.25.2

Nginx Buildpack 1.2.37 → 1.2.38​

https://github.com/cloudfoundry/nginx-buildpack/releases/tag/v1.2.38

• Add openresty 1.27.1.2
• Add openresty 1.29.2.3
• Add nginx 1.28.3
• Add nginx 1.29.7

R Buildpack 1.2.27 → 1.2.28​

https://github.com/cloudfoundry/r-buildpack/releases/tag/v1.2.28

• Add r 4.4.3
• Add r 4.3.3
• Add r 4.5.2

NodeJS Buildpack 1.9.1 → 1.9.2​

https://github.com/cloudfoundry/nodejs-buildpack/releases/tag/v1.9.2

• Remove EOL Node.js 20.x line
• Add node 24.14.0, remove node 24.13.0
• Add node 24.15.0
• Add node 22.22.2, remove node 22.22.0

PHP Buildpack 5.0.5 → 5.0.6​

https://github.com/cloudfoundry/php-buildpack/releases/tag/v5.0.6

• Add composer 2.8.4, remove composer 2.8.3
• Add composer 2.8.3, remove composer 2.8.2
• Add php 8.1.31, remove php 8.1.29 (#1126)
• Add php 8.2.26, remove php 8.2.23 (#1125)
• Add php 8.3.14, remove php 8.3.10
• Add nginx 1.27.3, remove nginx 1.27.2

Python Buildpack 1.9.0 → 1.9.1​

https://github.com/cloudfoundry/python-buildpack/releases/tag/v1.9.1

• Remove Python version 3.12.10 due to vulnerability

Ruby Buildpack 1.11.0 → 1.11.1​

https://github.com/cloudfoundry/ruby-buildpack/releases/tag/v1.11.1

• No runtime changes (Go dependency bump only)

Staticfile Buildpack 1.6.37 → 1.6.38​

https://github.com/cloudfoundry/staticfile-buildpack/releases/tag/v1.6.38

• Add nginx 1.26.3, remove nginx 1.26.2
• Add nginx 1.27.5, remove nginx 1.27.4

Special Notes​

The Java buildpack is being pinned to an older version, we encourage developers to test the newer version which includes Java 25, by following the instructions at https://docs.cloud.gov/news/2026/05/06/java-buildpack-major-version/.

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Guidance​

If you pin runtimes in your app manifests (e.g., Gemfile engines, runtime buildpack runtime.txt, or package.json engines), verify that your pinned versions remain available and test builds against the bumped buildpack binaries.

Authoritative upstream references:

• cf-deployment: https://github.com/cloudfoundry/cf-deployment
• Cloud Foundry buildpacks and projects: https://github.com/cloudfoundry