Which BusyBox tag is smallest?
busybox:1.38-uclibc is the smallest of the tags we measured: 1.5 MB unpacked and a 0.8 MB download on amd64, against 4.7 MB and 2.2 MB for busybox:1.38-glibc, 3.1× smaller. The tag with the fewest known vulnerabilities is busybox:1.38-musl (0, 0 critical or high).
Tags at a glance
| Image | Size (compressed, amd64) | Unpacked | Base OS | Layers | Packages | Vulnerabilities | Updated |
|---|---|---|---|---|---|---|---|
| busybox:1.38-musl | 0.9 MB | 1.8 MB | No package manager (scratch/static) | 1 | 0 | ✓ 0 known | 2 days ago |
| busybox:1.38-glibc | 2.2 MB | 4.7 MB | No package manager (scratch/static) | 1 | 0 | ✓ 0 known | 39 days ago |
| busybox:1.38-uclibc | 0.8 MB | 1.5 MB | No package manager (scratch/static) | 1 | 0 | ✓ 0 known | 2 days ago |
Size by tag (amd64)
Compressed (download)Unpacked (on disk)
Known vulnerabilities by tag
CriticalHighMediumLowUnknown
Download size on arm64
Compressed size of the arm64 (v8) variant, for Apple Silicon, Graviton and Ampere hosts.
Comparisons
Sizes from the Docker Hub API, checked 2026-11-01. Unpacked size, files and packages measured from the amd64 image. Vulnerabilities from Trivy, database dated 2026-11-01. How we measure.