#runner-groups

A terminal window showing the verbatim changelog entry for GitHub Actions layered custom runner images: build custom images on top of other custom images

Build Custom GitHub Actions Runner Images in Layers

GitHub Actions larger runners can now build a custom image on top of another custom image, plus conditional snapshot: generation for image versions.

Aug 13, 2026Read more →

A terminal window showing the verbatim changelog entry for GitHub-hosted runner group controls: disable the standard labels for hosted runners such as ubuntu-latest

Dev Tools

Restrict GitHub-Hosted Runners to Named Runner Groups

GitHub Team and Enterprise plans can disable standard runner labels like ubuntu-latest org-wide and force workflows through named runner groups instead.

Aug 13, 2026Read more →